Adding upstream version 43.9.upstream/43.9upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

18 files changed, 1455 insertions, 0 deletions

diff --git a/tests/interactive/background-repeat.js b/tests/interactive/background-repeat.js
new file mode 100644
index 0000000..1377f74
--- /dev/null
+++ b/tests/interactive/background-repeat.js
@@ -0,0 +1,28 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 640, height: 480 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ width: stage.width,
+                                  height: stage.height,
+                                  style: 'background: #ffee88;' });
+    stage.add_actor(vbox);
+
+    let scroll = new St.ScrollView();
+    vbox.add(scroll, { expand: true });
+
+    let box = new St.BoxLayout({ vertical: true });
+    scroll.add_actor(box);
+
+    let contents = new St.Widget({ width: 1000, height: 1000,
+                                   style_class: 'background-image background-repeat' });
+    box.add_actor(contents);
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/background-size.js b/tests/interactive/background-size.js
new file mode 100644
index 0000000..8f8738d
--- /dev/null
+++ b/tests/interactive/background-size.js
@@ -0,0 +1,82 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Cogl, Clutter, Meta, St } = imports.gi;
+
+
+function test() {
+    Meta.init();
+
+    let stage = Meta.get_backend().get_stage();
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ style: 'background: #ffee88;' });
+    vbox.add_constraint(new Clutter.BindConstraint({ source: stage,
+                                                     coordinate: Clutter.BindCoordinate.SIZE }));
+    stage.add_actor(vbox);
+
+    let scroll = new St.ScrollView();
+    vbox.add(scroll, { expand: true });
+
+    vbox = new St.BoxLayout({ vertical: true,
+                              style: 'padding: 10px;'
+                              + 'spacing: 20px;' });
+    scroll.add_actor(vbox);
+
+    let tbox = null;
+
+    function addTestCase(image, size, backgroundSize, useCairo) {
+        let obin = new St.Bin({ style: 'border: 3px solid green;' });
+        tbox.add(obin);
+
+        let [width, height] = size;
+        let bin = new St.Bin({ style_class: 'background-image-' + image,
+                               width: width,
+                               height: height,
+                               style: `${useCairo
+                                   ? 'border: 1px solid transparent;' : ''
+                               } background-size: ${backgroundSize};`,
+                               x_fill: true,
+                               y_fill: true
+                             });
+        obin.set_child(bin);
+
+        bin.set_child(new St.Label({ text: backgroundSize + (useCairo ? ' (cairo)' : ' (cogl)'),
+                                     style: 'font-size: 15px;'
+                                     + 'text-align: center;'
+                                   }));
+    }
+
+    function addTestLine(image, size) {
+        const backgroundSizes = ["auto", "contain", "cover", "200px 200px", "100px 100px", "100px 200px"];
+
+        let [width, height] = size;
+        vbox.add(new St.Label({ text: image + '.svg / ' + width + '×' + height,
+                                style: 'font-size: 15px;'
+                                + 'text-align: center;'
+                              }));
+
+        tbox = new St.BoxLayout({ style: 'spacing: 20px;' });
+        vbox.add(tbox);
+
+        for (let s of backgroundSizes)
+            addTestCase(image, size, s, false);
+        for (let s of backgroundSizes)
+            addTestCase(image, size, s, true);
+    }
+
+    function addTestImage(image) {
+        const containerSizes = [[100, 100], [200, 200], [250, 250], [100, 250], [250, 100]];
+
+        for (let size of containerSizes)
+            addTestLine(image, size);
+    }
+
+    addTestImage ('200-200');
+    addTestImage ('200-100');
+    addTestImage ('100-200');
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/border-radius.js b/tests/interactive/border-radius.js
new file mode 100644
index 0000000..4d26518
--- /dev/null
+++ b/tests/interactive/border-radius.js
@@ -0,0 +1,61 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 640, height: 480 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ width: stage.width,
+                                  height: stage.height,
+                                  style: 'background: #ffee88;' });
+    stage.add_actor(vbox);
+
+    let scroll = new St.ScrollView();
+    vbox.add(scroll, { expand: true });
+
+    let box = new St.BoxLayout({ vertical: true,
+                                 style: 'padding: 10px;'
+                                 + 'spacing: 20px;' });
+    scroll.add_actor(box);
+
+    function addTestCase(radii, useGradient) {
+        let background;
+        if (useGradient)
+            background = 'background-gradient-direction: vertical;'
+            + 'background-gradient-start: white;'
+            + 'background-gradient-end: gray;';
+        else
+            background = 'background: white;';
+
+        box.add(new St.Label({ text: "border-radius:  " + radii + ";",
+                               style: 'border: 1px solid black; '
+                               + 'border-radius: ' + radii + ';'
+                               + 'padding: 5px;' + background }),
+                { x_fill: false });
+    }
+
+    // uniform backgrounds
+    addTestCase(" 0px  5px 10px 15px", false);
+    addTestCase(" 5px 10px 15px  0px", false);
+    addTestCase("10px 15px  0px  5px", false);
+    addTestCase("15px  0px  5px 10px", false);
+
+    // gradient backgrounds
+    addTestCase(" 0px  5px 10px 15px", true);
+    addTestCase(" 5px 10px 15px  0px", true);
+    addTestCase("10px 15px  0px  5px", true);
+    addTestCase("15px  0px  5px 10px", true);
+
+    // border-radius reduction
+    // these should all take the cairo fallback,
+    // so don't bother testing w/ or w/out gradients.
+    addTestCase("200px 200px 200px 200px", false);
+    addTestCase("200px 200px 0px   200px", false);
+    addTestCase("999px 0px   999px 0px",   false);
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/border-width.js b/tests/interactive/border-width.js
new file mode 100644
index 0000000..30c7575
--- /dev/null
+++ b/tests/interactive/border-width.js
@@ -0,0 +1,58 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 640, height: 480 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ width: stage.width,
+                                  height: stage.height,
+                                  style: 'padding: 10px; background: #ffee88;'
+                                });
+    stage.add_actor(vbox);
+
+    let scroll = new St.ScrollView();
+    vbox.add(scroll, { expand: true });
+
+    let box = new St.BoxLayout({ vertical: true,
+                                 style: 'spacing: 20px;' });
+    scroll.add_actor(box);
+
+    function addTestCase(borders, useGradient) {
+        let background;
+        if (useGradient)
+            background = 'background-gradient-direction: vertical;'
+            + 'background-gradient-start: white;'
+            + 'background-gradient-end: gray;';
+        else
+            background = 'background: white;';
+
+        let border_style = "border-top: " + borders[St.Side.TOP] + " solid black;\n" +
+            "border-right: " + borders[St.Side.RIGHT] + " solid black;\n" +
+            "border-bottom: " + borders[St.Side.BOTTOM] + " solid black;\n" +
+            "border-left: " + borders[St.Side.LEFT] + " solid black;";
+        box.add(new St.Label({ text: border_style,
+                               style: border_style
+                               + 'border-radius: 0px 5px 15px 25px;'
+                               + 'padding: 5px;' + background }),
+                { x_fill: false });
+    }
+
+    // uniform backgrounds
+    addTestCase([" 0px", " 5px", "10px", "15px"], false);
+    addTestCase([" 5px", "10px", "15px", " 0px"], false);
+    addTestCase(["10px", "15px", " 0px", " 5px"], false);
+    addTestCase(["15px", " 0px", " 5px", "10px"], false);
+
+    // gradient backgrounds
+    addTestCase([" 0px", " 5px", "10px", "15px"], true);
+    addTestCase([" 5px", "10px", "15px", " 0px"], true);
+    addTestCase(["10px", "15px", " 0px", " 5px"], true);
+    addTestCase(["15px", " 0px", " 5px", "10px"], true);
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/borders.js b/tests/interactive/borders.js
new file mode 100644
index 0000000..4812acb
--- /dev/null
+++ b/tests/interactive/borders.js
@@ -0,0 +1,133 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 640, height: 480 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ width: stage.width,
+                                  height: stage.height,
+                                  style: 'background: #ffee88;' });
+    stage.add_actor(vbox);
+
+    let scroll = new St.ScrollView();
+    vbox.add(scroll, { expand: true });
+
+    let box = new St.BoxLayout({ vertical: true,
+                                 style: 'padding: 10px;'
+                                 + 'spacing: 20px;' });
+    scroll.add_actor(box);
+
+    box.add(new St.Label({ text: "Hello World",
+                           style: 'border: 1px solid black; '
+                           + 'padding: 5px;' }));
+
+    box.add(new St.Label({ text: "Hello Round World",
+                           style: 'border: 3px solid green; '
+                           + 'border-radius: 8px; '
+                           + 'padding: 5px;' }));
+
+    box.add(new St.Label({ text: "Hello Background",
+                           style: 'border: 3px solid green; '
+                           + 'border-radius: 8px; '
+                           + 'background: white; '
+                           + 'padding: 5px;' }));
+
+    box.add(new St.Label({ text: "Hello Translucent Black Border",
+                           style: 'border: 3px solid rgba(0, 0, 0, 0.4); '
+                           + 'background: white; ' }));
+
+    box.add(new St.Label({ text: "Hello Translucent Background",
+                           style: 'background: rgba(255, 255, 255, 0.3);' }));
+
+    box.add(new St.Label({ text: "Border, Padding, Content: 20px" }));
+
+    let b1 = new St.BoxLayout({ vertical: true,
+                                style: 'border: 20px solid black; '
+                                + 'background: white; '
+                                + 'padding: 20px;' });
+    box.add(b1);
+
+    b1.add(new St.BoxLayout({ width: 20, height: 20,
+                              style: 'background: black' }));
+
+    box.add(new St.Label({ text: "Translucent big blue border, with rounding",
+                           style: 'border: 20px solid rgba(0, 0, 255, 0.2); '
+                           + 'border-radius: 10px; '
+                           + 'background: white; '
+                           + 'padding: 10px;' }));
+
+    box.add(new St.Label({ text: "Transparent border",
+                           style: 'border: 20px solid transparent; '
+                           + 'background: white; '
+                           + 'padding: 10px;' }));
+
+    box.add(new St.Label({ text: "Border Image",
+                           style_class: "border-image",
+                           style: "padding: 10px;" }));
+
+    box.add(new St.Label({ text: "Border Image with Gradient",
+                           style_class: 'border-image-with-background-gradient',
+                           style: "padding: 10px;"
+                           + 'background-gradient-direction: vertical;' }));
+
+    box.add(new St.Label({ text: "Rounded, framed, shadowed gradients" }));
+
+    let framedGradients = new St.BoxLayout({ vertical: false,
+                                             style: 'padding: 10px; spacing: 12px;' });
+    box.add(framedGradients);
+
+    function addGradientCase(direction, borderWidth, borderRadius, extra) {
+        let gradientBox = new St.BoxLayout({ style_class: 'background-gradient',
+                                             style: 'border: ' + borderWidth + 'px solid #8b0000;'
+                                             + 'border-radius: ' + borderRadius + 'px;'
+                                             + 'background-gradient-direction: ' + direction + ';'
+                                             + 'width: 32px;'
+                                             + 'height: 32px;'
+                                             + extra });
+        framedGradients.add(gradientBox, { x_fill: false, y_fill: false } );
+    }
+
+    addGradientCase ('horizontal', 0, 5,  'box-shadow: 0px 0px 0px 0px rgba(0,0,0,0.5);');
+    addGradientCase ('horizontal', 2, 5,  'box-shadow: 0px 2px 0px 0px rgba(0,255,0,0.5);');
+    addGradientCase ('horizontal', 5, 2,  'box-shadow: 2px 0px 0px 0px rgba(0,0,255,0.5);');
+    addGradientCase ('horizontal', 5, 20, 'box-shadow: 0px 0px 4px 0px rgba(255,0,0,0.5);');
+    addGradientCase ('vertical', 0, 5,    'box-shadow: 0px 0px 0px 4px rgba(0,0,0,0.5);');
+    addGradientCase ('vertical', 2, 5,    'box-shadow: 0px 0px 4px 4px rgba(0,0,0,0.5);');
+    addGradientCase ('vertical', 5, 2,    'box-shadow: -2px -2px 6px 0px rgba(0,0,0,0.5);');
+    addGradientCase ('vertical', 5, 20,   'box-shadow: -2px -2px 0px 6px rgba(0,0,0,0.5);');
+
+    box.add(new St.Label({ text: "Rounded, framed, shadowed images" }));
+
+    let framedImages = new St.BoxLayout({ vertical: false,
+                                          style: 'padding: 10px; spacing: 6px;' });
+    box.add(framedImages);
+
+    function addBackgroundImageCase(borderWidth, borderRadius, width, height, extra) {
+        let imageBox = new St.BoxLayout({ style_class: 'background-image',
+                                          style: 'border: ' + borderWidth + 'px solid #8b8b8b;'
+                                          + 'border-radius: ' + borderRadius + 'px;'
+                                          + 'width: ' + width + 'px;'
+                                          + 'height: ' + height + 'px;'
+                                          + extra });
+        framedImages.add(imageBox, { x_fill: false, y_fill: false } );
+    }
+
+    addBackgroundImageCase (0, 0, 32, 32, 'background-position: 2px 5px');
+    addBackgroundImageCase (0, 0, 16, 16, '-st-background-image-shadow: 1px 1px 4px 0px rgba(0,0,0,0.5); background-color: rgba(0,0,0,0)');
+    addBackgroundImageCase (0, 5, 32, 32, '-st-background-image-shadow: 0px 0px 0px 0px rgba(0,0,0,0.5);');
+    addBackgroundImageCase (2, 5, 32, 32, '-st-background-image-shadow: 0px 2px 0px 0px rgba(0,255,0,0.5);');
+    addBackgroundImageCase (5, 2, 32, 32, '-st-background-image-shadow: 2px 0px 0px 0px rgba(0,0,255,0.5);');
+    addBackgroundImageCase (5, 20, 32, 32, '-st-background-image-shadow: 0px 0px 4px 0px rgba(255,0,0,0.5);');
+    addBackgroundImageCase (0, 5, 48, 48, '-st-background-image-shadow: 0px 0px 0px 4px rgba(0,0,0,0.5);');
+    addBackgroundImageCase (5, 5, 48, 48, '-st-background-image-shadow: 0px 0px 4px 4px rgba(0,0,0,0.5);');
+    addBackgroundImageCase (0, 5, 64, 64, '-st-background-image-shadow: -2px -2px 6px 0px rgba(0,0,0,0.5);');
+    addBackgroundImageCase (5, 5, 64, 64, '-st-background-image-shadow: -2px -2px 0px 6px rgba(0,0,0,0.5);');
+    addBackgroundImageCase (0, 5, 32, 32, 'background-position: 2px 5px');
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/box-layout.js b/tests/interactive/box-layout.js
new file mode 100644
index 0000000..bb9a5bb
--- /dev/null
+++ b/tests/interactive/box-layout.js
@@ -0,0 +1,85 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage();
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ vertical: true,
+                                  width: stage.width,
+                                  height: stage.height,
+                                  style: 'padding: 10px;'
+                                  + 'spacing: 10px;' });
+    stage.add_actor(vbox);
+
+    ////////////////////////////////////////////////////////////////////////////////
+
+    let colored_boxes = new St.BoxLayout({ vertical: true,
+                                           width:  200,
+                                           height: 200,
+                                           style: 'border: 2px solid black;' });
+    vbox.add(colored_boxes, { x_fill: false,
+                              x_align: St.Align.MIDDLE });
+
+    let b2 = new St.BoxLayout({ style: 'border: 2px solid #666666' });
+    colored_boxes.add(b2, { expand: true });
+
+    b2.add(new St.Label({ text: "Expand",
+                          style: 'border: 1px solid #aaaaaa; '
+                          + 'background: #ffeecc' }),
+           { expand: true });
+    b2.add(new St.Label({ text: "Expand\nNo Fill",
+                          style: 'border: 1px solid #aaaaaa; '
+                          + 'background: #ccffaa' }),
+           { expand: true,
+             x_fill: false,
+             x_align: St.Align.MIDDLE,
+             y_fill: false,
+             y_align: St.Align.MIDDLE });
+
+    colored_boxes.add(new St.Label({ text: "Default",
+                                     style: 'border: 1px solid #aaaaaa; '
+                                     + 'background: #cceeff' }));
+
+    ////////////////////////////////////////////////////////////////////////////////
+
+    function createCollapsableBox(width) {
+        let b = new St.BoxLayout({ width: width,
+                                   style: 'border: 1px solid black;'
+                                   + 'font: 13px Sans;' });
+        b.add(new St.Label({ text: "Very Very Very Long",
+                             style: 'background: #ffaacc;'
+                             + 'padding: 5px; '
+                             + 'border: 1px solid #666666;' }),
+              { expand: true });
+        b.add(new St.Label({ text: "Very Very Long",
+                             style: 'background: #ffeecc; '
+                             + 'padding: 5px; '
+                             + 'border: 1px solid #666666;' }),
+              { expand: true });
+        b.add(new St.Label({ text: "Very Long",
+                             style: 'background: #ccffaa; '
+                             + 'padding: 5px; '
+                             + 'border: 1px solid #666666;' }),
+              { expand: true });
+        b.add(new St.Label({ text: "Short",
+                             style: 'background: #cceeff; '
+                             + 'padding: 5px; '
+                             + 'border: 1px solid #666666;' }),
+              { expand: true });
+
+        return b;
+    }
+
+    for (let width = 200; width <= 500; width += 60 ) {
+        vbox.add(createCollapsableBox (width),
+                 { x_fill: false,
+                   x_align: St.Align.MIDDLE });
+    }
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/box-shadow-animated.js b/tests/interactive/box-shadow-animated.js
new file mode 100644
index 0000000..cf117a7
--- /dev/null
+++ b/tests/interactive/box-shadow-animated.js
@@ -0,0 +1,80 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, GLib, St } = imports.gi;
+
+const DELAY = 2000;
+
+function resize_animated(label) {
+    if (label.width == 100) {
+        label.save_easing_state();
+        label.set_easing_mode(Clutter.AnimationMode.EASE_OUT_QUAD);
+        label.set_easing_duration(DELAY - 50);
+        label.set_size(500, 500);
+        label.restore_easing_state();
+    } else {
+        label.save_easing_state();
+        label.set_easing_mode(Clutter.AnimationMode.EASE_OUT_QUAD);
+        label.set_easing_duration(DELAY - 50);
+        label.set_size(100, 100);
+        label.restore_easing_state();
+    }
+}
+
+function get_css_style(shadow_style)
+{
+    return 'border: 20px solid black;' +
+        'border-radius: 20px;' +
+        'background-color: white; ' +
+        'padding: 5px;' + shadow_style;
+}
+
+function test() {
+    let stage = new Clutter.Stage({ width: 1000, height: 600 });
+    UI.init(stage);
+
+    let iter = 0;
+    let shadowStyles = [ 'box-shadow: 3px 50px 0px 4px rgba(0,0,0,0.5);',
+                         'box-shadow: 3px 4px 10px 4px rgba(0,0,0,0.5);',
+                         'box-shadow: 0px 50px 0px 0px rgba(0,0,0,0.5);',
+                         'box-shadow: 100px 100px 20px 4px rgba(0,0,0,0.5);'];
+    let label1 = new St.Label({ style: get_css_style(shadowStyles[iter]),
+                                text: shadowStyles[iter],
+                                x: 20,
+                                y: 20,
+                                width: 100,
+                                height: 100
+                             });
+    stage.add_actor(label1);
+    let label2 = new St.Label({ style: get_css_style(shadowStyles[iter]),
+                                text: shadowStyles[iter],
+                                x: 500,
+                                y: 20,
+                                width: 100,
+                                height: 100
+                              });
+    stage.add_actor(label2);
+
+    resize_animated(label1);
+    resize_animated(label2);
+    GLib.timeout_add(GLib.PRIORITY_DEFAULT, DELAY, () => {
+        log(label1 + label1.get_size());
+        resize_animated(label1);
+        resize_animated(label2);
+        return true;
+    });
+
+    GLib.timeout_add(GLib.PRIORITY_DEFAULT, 2 * DELAY, () => {
+        iter += 1;
+        iter %= shadowStyles.length;
+        label1.set_style(get_css_style(shadowStyles[iter]));
+        label1.set_text(shadowStyles[iter]);
+        label2.set_style(get_css_style(shadowStyles[iter]));
+        label2.set_text(shadowStyles[iter]);
+        return true;
+    });
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/box-shadows.js b/tests/interactive/box-shadows.js
new file mode 100644
index 0000000..c9c677c
--- /dev/null
+++ b/tests/interactive/box-shadows.js
@@ -0,0 +1,56 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 640, height: 480 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ width: stage.width,
+                                  height: stage.height,
+                                  style: 'background: #ffee88;' });
+    stage.add_actor(vbox);
+
+    let scroll = new St.ScrollView();
+    vbox.add(scroll, { expand: true });
+
+    let box = new St.BoxLayout({ vertical: true,
+                                 style: 'padding: 10px;'
+                                 + 'spacing: 20px;' });
+    scroll.add_actor(box);
+
+
+    function addTestCase(inset, offsetX, offsetY, blur, spread) {
+        let shadowStyle = 'box-shadow: ' + (inset ? 'inset ' : '') +
+            offsetX + 'px ' + offsetY + 'px ' + blur + 'px ' +
+            (spread > 0 ? (' ' + spread + 'px ') : '') +
+            'rgba(0,0,0,0.5);';
+        let label = new St.Label({ style: 'border: 4px solid black;' +
+                                   'border-radius: 5px;' +
+                                   'background-color: white; ' +
+                                   'padding: 5px;' +
+                                   shadowStyle,
+                                   text: shadowStyle });
+        box.add(label, { x_fill: false, y_fill: false } );
+    }
+
+    addTestCase (false, 3, 4, 0, 0);
+    addTestCase (false, 3, 4, 0, 4);
+    addTestCase (false, 3, 4, 4, 0);
+    addTestCase (false, 3, 4, 4, 4);
+    addTestCase (false, -3, -4, 4, 0);
+    addTestCase (false, 0, 0, 0, 4);
+    addTestCase (false, 0, 0, 4, 0);
+    addTestCase (true, 3, 4, 0, 0);
+    addTestCase (true, 3, 4, 0, 4);
+    addTestCase (true, 3, 4, 4, 0);
+    addTestCase (true, 3, 4, 4, 4);
+    addTestCase (true, -3, -4, 4, 0);
+    addTestCase (true, 0, 0, 0, 4);
+    addTestCase (true, 0, 0, 4, 0);
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/calendar.js b/tests/interactive/calendar.js
new file mode 100644
index 0000000..d1d435a
--- /dev/null
+++ b/tests/interactive/calendar.js
@@ -0,0 +1,28 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 400, height: 400 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ vertical: true,
+                                  width: stage.width,
+                                  height: stage.height,
+                                  style: 'padding: 10px; spacing: 10px; font: 15px sans-serif;' });
+    stage.add_actor(vbox);
+
+    // Calendar can only be imported after Environment.init()
+    const Calendar = imports.ui.calendar;
+    let calendar = new Calendar.Calendar();
+    vbox.add(calendar,
+             { expand: true,
+               x_fill: false, x_align: St.Align.MIDDLE,
+               y_fill: false, y_align: St.Align.START });
+    calendar.setEventSource(new Calendar.EmptyEventSource());
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/css-fonts.js b/tests/interactive/css-fonts.js
new file mode 100644
index 0000000..a257693
--- /dev/null
+++ b/tests/interactive/css-fonts.js
@@ -0,0 +1,40 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage();
+    UI.init(stage);
+
+    let b = new St.BoxLayout({ vertical: true,
+                               width: stage.width,
+                               height: stage.height });
+    stage.add_actor(b);
+
+    let t;
+
+    t = new St.Label({ "text": "Bold", style_class: "bold" });
+    b.add(t);
+    t = new St.Label({ "text": "Monospace", style_class: "monospace" });
+    b.add(t);
+    t = new St.Label({ "text": "Italic", style_class: "italic" });
+    b.add(t);
+    t = new St.Label({ "text": "Bold Italic", style_class: "bold italic" });
+    b.add(t);
+    t = new St.Label({ "text": "Big Italic", style_class: "big italic" });
+    b.add(t);
+    t = new St.Label({ "text": "Big Bold", style_class: "big bold" });
+    b.add(t);
+
+    let b2 = new St.BoxLayout({ vertical: true, style_class: "monospace" });
+    b.add(b2);
+    t = new St.Label({ "text": "Big Monospace", style_class: "big" });
+    b2.add(t);
+    t = new St.Label({ "text": "Italic Monospace", style_class: "italic" });
+    b2.add(t);
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/entry.js b/tests/interactive/entry.js
new file mode 100644
index 0000000..9ae0106
--- /dev/null
+++ b/tests/interactive/entry.js
@@ -0,0 +1,57 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, GLib, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage({ width: 400, height: 400 });
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ vertical: true,
+                                  width: stage.width,
+                                  height: stage.height,
+                                  style: 'padding: 10px; spacing: 10px; font: 32px sans-serif;' });
+    stage.add_actor(vbox);
+
+    let entry = new St.Entry({ style: 'border: 1px solid black; text-shadow: 0 2px red;',
+                               text: 'Example text' });
+    vbox.add(entry,
+             { expand: true,
+               y_fill: false, y_align: St.Align.MIDDLE });
+    entry.grab_key_focus();
+
+    let entryTextHint = new St.Entry({ style: 'border: 1px solid black; text-shadow: 0 2px red;',
+                                       hint_text: 'Hint text' });
+    vbox.add(entryTextHint,
+             { expand: true,
+               y_fill: false, y_align: St.Align.MIDDLE });
+
+    let hintActor = new St.Label({ text: 'Hint actor' });
+    let entryHintActor = new St.Entry({ style: 'border: 1px solid black; text-shadow: 0 2px red;',
+                                        hint_actor: hintActor });
+    vbox.add(entryHintActor,
+             { expand: true,
+               y_fill: false, y_align: St.Align.MIDDLE });
+
+    let hintActor2 = new St.Label({ text: 'Hint both (actor)' });
+    let entryHintBoth = new St.Entry({ style: 'border: 1px solid black; text-shadow: 0 2px red;',
+                                       hint_actor: hintActor2 });
+    let idx = 0;
+    GLib.timeout_add_seconds(GLib.PRIORITY_DEFAULT, 1, function() {
+        idx++;
+
+        if (idx % 2 == 0)
+            entryHintBoth.hint_actor = hintActor2;
+        else
+            entryHintBoth.hint_text = 'Hint both (text)';
+
+        return true;
+    });
+    vbox.add(entryHintBoth,
+             { expand: true,
+               y_fill: false, y_align: St.Align.MIDDLE });
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/gapplication.js b/tests/interactive/gapplication.js
new file mode 100755
index 0000000..9dd2a40
--- /dev/null
+++ b/tests/interactive/gapplication.js
@@ -0,0 +1,104 @@
+#!/usr/bin/env gjs
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+imports.gi.versions = { Gdk: '3.0', Gtk: '3.0' };
+const { Gdk, Gio, GLib, Gtk } = imports.gi;
+
+function do_action(action, parameter) {
+    print ("Action '" + action.name + "' invoked");
+}
+
+function do_action_param(action, parameter) {
+    print ("Action '" + action.name + "' invoked with parameter " + parameter.print(true));
+}
+
+function do_action_toggle(action) {
+    action.set_state(GLib.Variant.new('b', !action.state.deepUnpack()));
+    print ("Toggled");
+}
+
+function do_action_state_change(action) {
+    print ("Action '" + action.name + "' has now state " + action.state.print(true));
+}
+
+function main() {
+    Gtk.init(null);
+    Gdk.set_program_class('test-gjsgapp');
+
+    let app = new Gtk.Application({ application_id: 'org.gnome.Shell.GtkApplicationTest' });
+    app.connect('activate', () => {
+        print ("Activated");
+    });
+
+    let action = new Gio.SimpleAction({ name: 'one' });
+    action.connect('activate', do_action);
+    app.add_action(action);
+
+    action = new Gio.SimpleAction({ name: 'two' });
+    action.connect('activate', do_action);
+    app.add_action(action);
+
+    action = new Gio.SimpleAction({ name: 'toggle', state: GLib.Variant.new('b', false) });
+    action.connect('activate', do_action_toggle);
+    action.connect('notify::state', do_action_state_change);
+    app.add_action(action);
+
+    action = new Gio.SimpleAction({ name: 'disable', enabled: false });
+    action.set_enabled(false);
+    action.connect('activate', do_action);
+    app.add_action(action);
+
+    action = new Gio.SimpleAction({ name: 'parameter-int', parameter_type: GLib.VariantType.new('u') });
+    action.connect('activate', do_action_param);
+    app.add_action(action);
+
+    action = new Gio.SimpleAction({ name: 'parameter-string', parameter_type: GLib.VariantType.new('s') });
+    action.connect('activate', do_action_param);
+    app.add_action(action);
+
+    let menu = new Gio.Menu();
+    menu.append('An action', 'app.one');
+
+    let section = new Gio.Menu();
+    section.append('Another action', 'app.two');
+    section.append('Same as above', 'app.two');
+    menu.append_section(null, section);
+
+    // another section, to check separators
+    section = new Gio.Menu();
+    section.append('Checkbox', 'app.toggle');
+    section.append('Disabled', 'app.disable');
+    section.append('Missing Action', 'app.no-action');
+    menu.append_section('Subsection', section);
+
+    // empty sections or submenus should be invisible
+    menu.append_section('Empty section', new Gio.Menu());
+    menu.append_submenu('Empty submenu', new Gio.Menu());
+
+    let submenu = new Gio.Menu();
+    submenu.append('Open c:\\', 'app.parameter-string::c:\\');
+    submenu.append('Open /home', 'app.parameter-string::/home');
+    menu.append_submenu('Recent files', submenu);
+
+    let item = Gio.MenuItem.new('Say 42', null);
+    item.set_action_and_target_value('app.parameter-int', GLib.Variant.new('u', 42));
+    menu.append_item(item);
+
+    item = Gio.MenuItem.new('Say 43', null);
+    item.set_action_and_target_value('app.parameter-int', GLib.Variant.new('u', 43));
+    menu.append_item(item);
+
+    let window = null;
+
+    app.connect_after('startup', app => {
+        app.set_app_menu(menu);
+        window = new Gtk.ApplicationWindow({ title: "Test Application", application: app });
+    });
+    app.connect('activate', app => {
+        window.present();
+    });
+
+    app.run(null);
+}
+
+main();
diff --git a/tests/interactive/icons.js b/tests/interactive/icons.js
new file mode 100644
index 0000000..65b7f65
--- /dev/null
+++ b/tests/interactive/icons.js
@@ -0,0 +1,79 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage();
+    UI.init(stage);
+
+    let b = new St.BoxLayout({ vertical: true,
+                               width: stage.width,
+                               height: stage.height });
+    stage.add_actor(b);
+
+    function addTest(label, icon_props) {
+        if (b.get_children().length > 0)
+            b.add (new St.BoxLayout({ style: 'background: #cccccc; border: 10px transparent white; height: 1px; ' }));
+
+        let hb = new St.BoxLayout({ vertical: false,
+                                    style: 'spacing: 10px;' });
+
+        hb.add(new St.Label({ text: label }), { y_fill: false });
+        hb.add(new St.Icon(icon_props));
+
+        b.add(hb);
+    }
+
+    addTest("Symbolic",
+            { icon_name: 'battery-full-symbolic',
+              icon_size: 48 });
+    addTest("Full color",
+            { icon_name: 'battery-full',
+              icon_size: 48 });
+    addTest("Default size",
+            { icon_name: 'battery-full-symbolic' });
+    addTest("Size set by property",
+            { icon_name: 'battery-full-symbolic',
+              icon_size: 32 });
+    addTest("Size set by style",
+            { icon_name: 'battery-full-symbolic',
+              style: 'icon-size: 1em;' });
+    addTest("16px icon in 48px icon widget",
+            { icon_name: 'battery-full-symbolic',
+              style: 'icon-size: 16px; width: 48px; height: 48px; border: 1px solid black;' });
+
+    function iconRow(icons, box_style) {
+        let hb = new St.BoxLayout({ vertical: false, style: box_style });
+
+        for (let iconName of icons) {
+            hb.add(new St.Icon({ icon_name: iconName,
+                                 icon_size: 48 }));
+        }
+
+        b.add(hb);
+    }
+
+    let normalCss = 'background: white; color: black; padding: 10px 10px;';
+    let reversedCss = 'background: black; color: white; warning-color: #ffcc00; error-color: #ff0000; padding: 10px 10px;';
+
+    let batteryIcons = ['battery-full-charging-symbolic',
+                        'battery-full-symbolic',
+                        'battery-good-symbolic',
+                        'battery-low-symbolic',
+                        'battery-caution-symbolic' ];
+
+    let volumeIcons = ['audio-volume-high-symbolic',
+                       'audio-volume-medium-symbolic',
+                       'audio-volume-low-symbolic',
+                       'audio-volume-muted-symbolic' ];
+
+    iconRow(batteryIcons, normalCss);
+    iconRow(batteryIcons, reversedCss);
+    iconRow(volumeIcons, normalCss);
+    iconRow(volumeIcons, reversedCss);
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/inline-style.js b/tests/interactive/inline-style.js
new file mode 100644
index 0000000..3952c3a
--- /dev/null
+++ b/tests/interactive/inline-style.js
@@ -0,0 +1,46 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage();
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ vertical: true,
+                                  width: stage.width,
+                                  height: stage.height });
+    stage.add_actor(vbox);
+
+    let hbox = new St.BoxLayout({ style: 'spacing: 12px;' });
+    vbox.add(hbox);
+
+    let text = new St.Label({ text: "Styled Text" });
+    vbox.add (text);
+
+    let size = 24;
+    function update_size() {
+        text.style = 'font-size: ' + size + 'pt';
+    }
+    update_size();
+
+    let button;
+
+    button = new St.Button ({ label: 'Smaller', style_class: 'push-button' });
+    hbox.add (button);
+    button.connect('clicked', () => {
+        size /= 1.2;
+        update_size ();
+    });
+
+    button = new St.Button ({ label: 'Bigger', style_class: 'push-button' });
+    hbox.add (button);
+    button.connect('clicked', () => {
+        size *= 1.2;
+        update_size ();
+    });
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/scroll-view-sizing.js b/tests/interactive/scroll-view-sizing.js
new file mode 100644
index 0000000..a6c682e
--- /dev/null
+++ b/tests/interactive/scroll-view-sizing.js
@@ -0,0 +1,395 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, GObject, Gtk, Shell, St } = imports.gi;
+
+// This is an interactive test of the sizing behavior of StScrollView. It
+// may be interesting in the future to split out the two classes at the
+// top into utility classes for testing the sizing behavior of other
+// containers and actors.
+
+/****************************************************************************/
+
+// FlowedBoxes: This is a simple actor that demonstrates an interesting
+// height-for-width behavior. A set of boxes of different sizes are line-wrapped
+// horizontally with the minimum horizontal size being determined by the
+// largest box. It would be easy to extend this to allow doing vertical
+// wrapping instead, if you wanted to see just how badly our width-for-height
+// implementation is or work on fixing it.
+
+const BOX_HEIGHT = 20;
+const BOX_WIDTHS = [
+    10, 40, 100, 20, 60, 30, 70, 10, 20, 200, 50, 70, 90, 20, 40,
+    10, 40, 100, 20, 60, 30, 70, 10, 20, 200, 50, 70, 90, 20, 40,
+    10, 40, 100, 20, 60, 30, 70, 10, 20, 200, 50, 70, 90, 20, 40,
+    10, 40, 100, 20, 60, 30, 70, 10, 20, 200, 50, 70, 90, 20, 40,
+];
+
+const SPACING = 10;
+
+var FlowedBoxes = GObject.registerClass(
+class FlowedBoxes extends St.Widget {
+    _init() {
+        super._init();
+
+	for (let i = 0; i < BOX_WIDTHS.length; i++) {
+	    let child = new St.Bin({ width: BOX_WIDTHS[i], height: BOX_HEIGHT,
+	                             style: 'border: 1px solid #444444; background: #00aa44' });
+	    this.add_actor(child);
+	}
+    }
+
+    vfunc_get_preferred_width(forHeight) {
+        let children = this.get_children();
+
+	let maxMinWidth = 0;
+	let totalNaturalWidth = 0;
+
+	for (let i = 0; i < children.length; i++) {
+	    let child = children[i];
+	    let [minWidth, naturalWidth] = child.get_preferred_width(-1);
+	    maxMinWidth = Math.max(maxMinWidth, minWidth);
+	    if (i != 0)
+		totalNaturalWidth += SPACING;
+	    totalNaturalWidth += naturalWidth;
+	}
+
+        return [maxMinWidth, totalNaturalWidth];
+    }
+
+    _layoutChildren(forWidth, callback) {
+        let children = this.get_children();
+
+	let x = 0;
+	let y = 0;
+	for (let i = 0; i < children.length; i++) {
+	    let child = children[i];
+	    let [minWidth, naturalWidth] = child.get_preferred_width(-1);
+	    let [minHeight, naturalHeight] = child.get_preferred_height(naturalWidth);
+
+	    let x1 = x;
+	    if (x != 0)
+		x1 += SPACING;
+	    let x2 = x1 + naturalWidth;
+
+	    if (x2 > forWidth) {
+		if (x > 0) {
+	            x1 = 0;
+		    y += BOX_HEIGHT + SPACING;
+                }
+
+                x2 = naturalWidth;
+	    }
+
+	    callback(child, x1, y, x2, y + naturalHeight);
+	    x = x2;
+	}
+
+    }
+
+    vfunc_get_preferred_height(forWidth) {
+	let height = 0;
+	this._layoutChildren(forWidth,
+           function(child, x1, y1, x2, y2) {
+	       height = Math.max(height, y2);
+	   });
+
+        return [height, height];
+    }
+
+    vfunc_allocate(box) {
+        this.set_allocation(box);
+
+	this._layoutChildren(box.x2 - box.x1,
+           function(child, x1, y1, x2, y2) {
+	       child.allocate(new Clutter.ActorBox({ x1: x1, y1: y1, x2: x2, y2: y2 }));
+	   });
+    }
+});
+
+/****************************************************************************/
+
+// SizingIllustrator: this is a container that allows interactively exploring
+// the sizing behavior of the child. Lines are drawn to indicate the minimum
+// and natural size of the child, and a drag handle allows the user to resize
+// the child interactively and see how that affects it.
+//
+// This is currently only written for the case where the child is height-for-width
+
+var SizingIllustrator = GObject.registerClass(
+class SizingIllustrator extends St.Widget {
+    _init() {
+        super._init();
+
+	this.minWidthLine = new St.Bin({ style: 'background: red' });
+        this.add_actor(this.minWidthLine);
+	this.minHeightLine = new St.Bin({ style: 'background: red' });
+        this.add_actor(this.minHeightLine);
+
+	this.naturalWidthLine = new St.Bin({ style: 'background: #4444ff' });
+        this.add_actor(this.naturalWidthLine);
+	this.naturalHeightLine = new St.Bin({ style: 'background: #4444ff' });
+        this.add_actor(this.naturalHeightLine);
+
+	this.currentWidthLine = new St.Bin({ style: 'background: #aaaaaa' });
+        this.add_actor(this.currentWidthLine);
+	this.currentHeightLine = new St.Bin({ style: 'background: #aaaaaa' });
+        this.add_actor(this.currentHeightLine);
+
+	this.handle = new St.Bin({ style: 'background: yellow; border: 1px solid black;',
+				   reactive: true });
+	this.handle.connect('button-press-event', this._handlePressed.bind(this));
+	this.handle.connect('button-release-event', this._handleReleased.bind(this));
+	this.handle.connect('motion-event', this._handleMotion.bind(this));
+        this.add_actor(this.handle);
+
+	this._inDrag = false;
+
+	this.width = 300;
+	this.height = 300;
+    }
+
+    add(child) {
+        this.child = child;
+        this.add_child(child);
+        this.set_child_below_sibling(child, null);
+    }
+
+    vfunc_get_preferred_width(forHeight) {
+        let children = this.get_children();
+	for (let i = 0; i < children.length; i++) {
+	    let child = children[i];
+	    let [minWidth, naturalWidth] = child.get_preferred_width(-1);
+	    if (child == this.child) {
+		this.minWidth = minWidth;
+		this.naturalWidth = naturalWidth;
+	    }
+	}
+
+        return [0, 400];
+    }
+
+    vfunc_get_preferred_height(forWidth) {
+        let children = this.get_children();
+	for (let i = 0; i < children.length; i++) {
+	    let child = children[i];
+	    if (child == this.child) {
+		[this.minHeight, this.naturalHeight] = child.get_preferred_height(this.width);
+	    } else {
+		let [minWidth, naturalWidth] = child.get_preferred_height(naturalWidth);
+	    }
+	}
+
+        return [0, 400];
+    }
+
+    vfunc_allocate(box) {
+        this.set_allocation(box);
+
+        box = this.get_theme_node().get_content_box(box);
+
+	let allocWidth = box.x2 - box.x1;
+	let allocHeight = box.y2 - box.y1;
+
+	function alloc(child, x1, y1, x2, y2) {
+	    child.allocate(new Clutter.ActorBox({ x1: x1, y1: y1, x2: x2, y2: y2 }));
+	}
+
+	alloc(this.child, 0, 0, this.width, this.height);
+	alloc(this.minWidthLine, this.minWidth, 0, this.minWidth + 1, allocHeight);
+	alloc(this.naturalWidthLine, this.naturalWidth, 0, this.naturalWidth + 1, allocHeight);
+	alloc(this.currentWidthLine, this.width, 0, this.width + 1, allocHeight);
+	alloc(this.minHeightLine, 0, this.minHeight, allocWidth, this.minHeight + 1);
+	alloc(this.naturalHeightLine, 0, this.naturalHeight, allocWidth, this.naturalHeight + 1);
+	alloc(this.currentHeightLine, 0, this.height, allocWidth, this.height + 1);
+	alloc(this.handle, this.width, this.height, this.width + 10, this.height + 10);
+    }
+
+    _handlePressed(handle, event) {
+	if (event.get_button() == 1) {
+	    this._inDrag = true;
+	    let [handleX, handleY] = handle.get_transformed_position();
+	    let [x, y] = event.get_coords();
+	    this._dragX = x - handleX;
+	    this._dragY = y - handleY;
+	}
+    }
+
+    _handleReleased(handle, event) {
+	if (event.get_button() == 1) {
+	    this._inDrag = false;
+	}
+    }
+
+    _handleMotion(handle, event) {
+	if (this._inDrag) {
+	    let [x, y] = event.get_coords();
+            let [actorX, actorY] = this.get_transformed_position();
+	    this.width = x - this._dragX - actorX;
+	    this.height = y - this._dragY - actorY;
+            this.queue_relayout();
+	}
+    }
+});
+
+/****************************************************************************/
+
+function test() {
+    let stage = new Clutter.Stage({ width: 600, height: 600 });
+    UI.init(stage);
+
+    let mainBox = new St.BoxLayout({ width: stage.width,
+				     height: stage.height,
+				     vertical: true,
+			             style: 'padding: 10px;'
+                                     + 'spacing: 5px;'
+                                     + 'font: 16px sans-serif;'
+                                     + 'background: black;'
+                                     + 'color: white;' });
+    stage.add_actor(mainBox);
+
+    const DOCS = 'Red lines represent minimum size, blue lines natural size. Drag yellow handle to resize ScrollView. Click on options to change.';
+
+    let docsLabel = new St.Label({ text: DOCS });
+    docsLabel.clutter_text.line_wrap = true;
+    mainBox.add(docsLabel);
+
+    let bin = new St.Bin({ x_fill: true, y_fill: true, style: 'border: 2px solid #666666;' });
+    mainBox.add(bin, { x_fill: true, y_fill: true, expand: true });
+
+    let illustrator = new SizingIllustrator();
+    bin.add_actor(illustrator);
+
+    let scrollView = new St.ScrollView();
+    illustrator.add(scrollView);
+
+    let box = new St.BoxLayout({ vertical: true });
+    scrollView.add_actor(box);
+
+    let flowedBoxes = new FlowedBoxes();
+    box.add(flowedBoxes, { expand: false, x_fill: true, y_fill: true });
+
+    let policyBox = new St.BoxLayout({ vertical: false });
+    mainBox.add(policyBox);
+
+    policyBox.add(new St.Label({ text: 'Horizontal Policy: ' }));
+    let hpolicy = new St.Button({ label: 'AUTOMATIC', style: 'text-decoration: underline; color: #4444ff;' });
+    policyBox.add(hpolicy);
+
+    let spacer = new St.Bin();
+    policyBox.add(spacer, { expand: true });
+
+    policyBox.add(new St.Label({ text: 'Vertical Policy: '}));
+    let vpolicy = new St.Button({ label: 'AUTOMATIC', style: 'text-decoration: underline; color: #4444ff;' });
+    policyBox.add(vpolicy);
+
+    function togglePolicy(button) {
+        switch(button.label) {
+        case 'AUTOMATIC':
+	    button.label = 'ALWAYS';
+	    break;
+        case 'ALWAYS':
+	    button.label = 'NEVER';
+	    break;
+        case 'NEVER':
+	    button.label = 'EXTERNAL';
+	    break;
+        case 'EXTERNAL':
+	    button.label = 'AUTOMATIC';
+	    break;
+        }
+        scrollView.set_policy(Gtk.PolicyType[hpolicy.label], Gtk.PolicyType[vpolicy.label]);
+    }
+
+    hpolicy.connect('clicked', () => { togglePolicy(hpolicy); });
+    vpolicy.connect('clicked', () => { togglePolicy(vpolicy); });
+
+    let fadeBox = new St.BoxLayout({ vertical: false });
+    mainBox.add(fadeBox);
+
+    spacer = new St.Bin();
+    fadeBox.add(spacer, { expand: true });
+
+    fadeBox.add(new St.Label({ text: 'Padding: '}));
+    let paddingButton = new St.Button({ label: 'No', style: 'text-decoration: underline; color: #4444ff;padding-right:3px;' });
+    fadeBox.add(paddingButton);
+
+    fadeBox.add(new St.Label({ text: 'Borders: '}));
+    let borderButton = new St.Button({ label: 'No', style: 'text-decoration: underline; color: #4444ff;padding-right:3px;' });
+    fadeBox.add(borderButton);
+
+    fadeBox.add(new St.Label({ text: 'Vertical Fade: '}));
+    let vfade = new St.Button({ label: 'No', style: 'text-decoration: underline; color: #4444ff;' });
+    fadeBox.add(vfade);
+
+    fadeBox.add(new St.Label({ text: 'Overlay scrollbars: '}));
+    let overlay = new St.Button({ label: 'No', style: 'text-decoration: underline; color: #4444ff;' });
+    fadeBox.add(overlay);
+
+    function togglePadding(button) {
+        switch(button.label) {
+        case 'No':
+	    button.label = 'Yes';
+	    break;
+        case 'Yes':
+	    button.label = 'No';
+	    break;
+        }
+        if (scrollView.style == null)
+            scrollView.style = (button.label == 'Yes' ? 'padding: 10px;' : 'padding: 0;');
+        else
+            scrollView.style += (button.label == 'Yes' ? 'padding: 10px;' : 'padding: 0;');
+    }
+
+    paddingButton.connect('clicked', () => { togglePadding(paddingButton); });
+
+    function toggleBorders(button) {
+        switch(button.label) {
+        case 'No':
+	    button.label = 'Yes';
+	    break;
+        case 'Yes':
+	    button.label = 'No';
+	    break;
+        }
+        if (scrollView.style == null)
+            scrollView.style = (button.label == 'Yes' ? 'border: 2px solid red;' : 'border: 0;');
+        else
+            scrollView.style += (button.label == 'Yes' ? 'border: 2px solid red;' : 'border: 0;');
+    }
+
+    borderButton.connect('clicked', () => { toggleBorders(borderButton); });
+
+    function toggleFade(button) {
+        switch(button.label) {
+        case 'No':
+	    button.label = 'Yes';
+	    break;
+        case 'Yes':
+	    button.label = 'No';
+	    break;
+        }
+        scrollView.set_style_class_name(button.label == 'Yes' ? 'vfade' : '');
+    }
+
+    vfade.connect('clicked', () => { toggleFade(vfade); });
+    toggleFade(vfade);
+
+    function toggleOverlay(button) {
+        switch(button.label) {
+        case 'No':
+	    button.label = 'Yes';
+	    break;
+        case 'Yes':
+	    button.label = 'No';
+	    break;
+        }
+        scrollView.overlay_scrollbars = (button.label == 'Yes');
+    }
+
+    overlay.connect('clicked', () => { toggleOverlay(overlay); });
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/scrolling.js b/tests/interactive/scrolling.js
new file mode 100644
index 0000000..91951ce
--- /dev/null
+++ b/tests/interactive/scrolling.js
@@ -0,0 +1,51 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, Gtk, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage();
+    UI.init(stage);
+
+    let vbox = new St.BoxLayout({ vertical: true,
+                                  width: stage.width,
+                                  height: stage.height,
+                                  style: "padding: 10px;" });
+    stage.add_actor(vbox);
+
+    let toggle = new St.Button({ label: 'Horizontal Scrolling',
+                                 toggle_mode: true });
+    vbox.add(toggle);
+
+    let v = new St.ScrollView();
+    vbox.add(v, { expand: true });
+
+    toggle.connect('notify::checked', () => {
+        v.set_policy(toggle.checked ? Gtk.PolicyType.AUTOMATIC
+                     : Gtk.PolicyType.NEVER,
+                     Gtk.PolicyType.AUTOMATIC);
+    });
+
+    let b = new St.BoxLayout({ vertical: true,
+                               style: "border: 2px solid #880000; border-radius: 10px; padding: 0px 5px;" });
+    v.add_actor(b);
+
+    let cc_a = "a".charCodeAt(0);
+    let s = "";
+    for (let i = 0; i < 26 * 3; i++) {
+        s += String.fromCharCode(cc_a + i % 26);
+
+        let t = new St.Label({ text: s,
+                               reactive: true });
+        let line = i + 1;
+        t.connect('button-press-event',
+                  function() {
+                      log("Click on line " + line);
+                  });
+        b.add(t);
+    }
+
+    UI.main(stage);
+}
+test();
diff --git a/tests/interactive/test-title.js b/tests/interactive/test-title.js
new file mode 100755
index 0000000..0a468dd
--- /dev/null
+++ b/tests/interactive/test-title.js
@@ -0,0 +1,37 @@
+#!/usr/bin/env gjs
+
+imports.gi.versions.Gtk = '3.0';
+
+const { GLib, Gtk } = imports.gi;
+
+function nextTitle() {
+    let length = Math.random() * 20;
+    let str = '';
+
+    for (let i = 0; i < length; i++) {
+        // 97 == 'a'
+        str += String.fromCharCode(97 + Math.random() * 26);
+    }
+
+    return str;
+}
+
+function main() {
+    Gtk.init(null);
+
+    let win = new Gtk.Window({ title: nextTitle() });
+    win.connect('destroy', () => {
+        Gtk.main_quit();
+    });
+    win.present();
+
+    GLib.timeout_add(GLib.PRIORITY_DEFAULT, 5000, function() {
+        win.title = nextTitle();
+        return true;
+    });
+
+    Gtk.main();
+}
+
+main();
+
diff --git a/tests/interactive/transitions.js b/tests/interactive/transitions.js
new file mode 100644
index 0000000..7b2eac1
--- /dev/null
+++ b/tests/interactive/transitions.js
@@ -0,0 +1,35 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const UI = imports.testcommon.ui;
+
+const { Clutter, St } = imports.gi;
+
+function test() {
+    let stage = new Clutter.Stage();
+    UI.init(stage);
+
+    let hbox = new St.BoxLayout({ name: 'transition-container',
+                                  reactive: true,
+                                  track_hover: true,
+                                  width: stage.width,
+                                  height: stage.height,
+                                  style: 'padding: 10px;'
+                                  + 'spacing: 10px;' });
+    stage.add_actor(hbox);
+
+    for (let i = 0; i < 5; i ++) {
+        let label = new St.Label({ text: (i+1).toString(),
+                                   name: "label" + i,
+                                   style_class: 'transition-label',
+                                   reactive: true,
+                                   track_hover: true });
+
+        hbox.add(label, { x_fill: false,
+                          y_fill: false });
+    }
+
+    ////////////////////////////////////////////////////////////////////////////////
+
+    UI.main(stage);
+}
+test();