1 files changed, 52 insertions, 0 deletions
diff --git a/devtools/client/shared/sourceeditor/test/browser_editor_cursor.js b/devtools/client/shared/sourceeditor/test/browser_editor_cursor.js
new file mode 100644
index 0000000000..c4e71424d5
--- /dev/null
+++ b/devtools/client/shared/sourceeditor/test/browser_editor_cursor.js
@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+async function test() {
+  waitForExplicitFinish();
+  const { ed, win } = await setup();
+  ch(ed.getCursor(), { line: 0, ch: 0 }, "default cursor position is ok");
+  ed.setText("Hello.\nHow are you?");
+
+  ed.setCursor({ line: 1, ch: 5 });
+  ch(ed.getCursor(), { line: 1, ch: 5 }, "setCursor({ line, ch })");
+
+  ch(ed.getPosition(7), { line: 1, ch: 0 }, "getPosition(num)");
+  ch(ed.getPosition(7, 1)[0], { line: 1, ch: 0 }, "getPosition(num, num)[0]");
+  ch(ed.getPosition(7, 1)[1], { line: 0, ch: 1 }, "getPosition(num, num)[1]");
+
+  ch(ed.getOffset({ line: 1, ch: 0 }), 7, "getOffset(num)");
+  ch(
+    ed.getOffset({ line: 1, ch: 0 }, { line: 0, ch: 1 })[0],
+    7,
+    "getOffset(num, num)[0]"
+  );
+  ch(
+    ed.getOffset({ line: 1, ch: 0 }, { line: 0, ch: 1 })[0],
+    2,
+    "getOffset(num, num)[1]"
+  );
+
+  is(ed.getSelection(), "", "nothing is selected");
+  ed.setSelection({ line: 0, ch: 0 }, { line: 0, ch: 5 });
+  is(ed.getSelection(), "Hello", "setSelection");
+
+  ed.dropSelection();
+  is(ed.getSelection(), "", "dropSelection");
+
+  // Check that shift-click on a gutter selects the whole line (bug 919707)
+  const iframe = win.document.querySelector("iframe");
+  const gutter = iframe.contentWindow.document.querySelector(
+    ".CodeMirror-gutters"
+  );
+
+  EventUtils.sendMouseEvent(
+    { type: "mousedown", shiftKey: true },
+    gutter,
+    iframe.contentWindow
+  );
+  is(ed.getSelection(), "", "shift-click");
+
+  teardown(ed, win);
+}