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| -rw-r--r-- | dom/svg/test/test_text.html | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/dom/svg/test/test_text.html b/dom/svg/test/test_text.html new file mode 100644 index 0000000000..c1b99a9175 --- /dev/null +++ b/dom/svg/test/test_text.html @@ -0,0 +1,189 @@ +<!DOCTYPE html> +<html xmlns="http://www.w3.org/1999/xhtml"> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=392233 +--> +<head> + <title>Test for Bug 392233</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=392233">Mozilla Bug 392233</a> +<p id="display"></p> +<div id="content" style="display: none"></div> + +<iframe id="svg" src="text-helper.svg"></iframe> + +<pre id="test"> +<script class="testbody" type="application/javascript"> +SimpleTest.waitForExplicitFinish(); + +function runTest() { + var doc = $("svg").contentWindow.document; + var text1 = doc.getElementById("text1"); + var text2 = doc.getElementById("text2"); + var text3 = doc.getElementById("text3"); + var text4 = doc.getElementById("text4"); + + var charWidth = text1.getSubStringLength(0, 1); + + function isPoint(pt1, x, y, str) { + is(pt1.x, x, str + " x"); + is(pt1.y, y, str + " y"); + } + + function isPointFuzzy(pt1, x, y, str) { + isfuzzy(pt1.x, x, 0.05, str + " x"); + isfuzzy(pt1.y, y, 0.05, str + " y"); + } + + function ymost(r) { + return r.y + r.height; + } + + function xmost(r) { + return r.x + r.width; + } + + var p = text1.getStartPositionOfChar(0); + + // Simple horizontal string + + is(text1.getNumberOfChars(), 3, "text1 length"); + ok(text1.getComputedTextLength() > 0, "text1 measured length"); + is(text1.getComputedTextLength(), text1.getSubStringLength(0, 3), "text1 substring length"); + isPoint(text1.getStartPositionOfChar(0), 5, 25, "text1 char 0 start offset"); + isPointFuzzy(text1.getStartPositionOfChar(1), 5 + charWidth, 25, "text1 char 1 start offset"); + isPointFuzzy(text1.getStartPositionOfChar(2), 5 + 2 * charWidth, 25, "text1 char 2 start offset"); + isPointFuzzy(text1.getEndPositionOfChar(0), 5 + charWidth, 25, "text1 char 0 end offset"); + isPointFuzzy(text1.getEndPositionOfChar(1), 5 + 2 * charWidth, 25, "text1 char 1 end offset"); + isPointFuzzy(text1.getEndPositionOfChar(2), 5 + 3 * charWidth, 25, "text1 char 2 end offset"); + isfuzzy(text1.getExtentOfChar(0).x, 5, 0.01, "text1 char 0 extent x"); + is(text1.getExtentOfChar(0).width, text1.getSubStringLength(0, 1), "text1 char 0 extent width"); + ok(text1.getExtentOfChar(0).y < 25, "text1 char 0 extent y"); + ok(ymost(text1.getExtentOfChar(0)) > 25, "text1 char 0 extent height"); + isfuzzy(text1.getExtentOfChar(1).x, 5 + charWidth, 0.01, "text1 char 1 extent x"); + is(text1.getExtentOfChar(1).width, text1.getSubStringLength(0, 1), "text1 char 1 extent width"); + is(text1.getExtentOfChar(1).y, text1.getExtentOfChar(0).y, "text1 char 0/1 extent y"); + is(text1.getExtentOfChar(1).height, text1.getExtentOfChar(0).height, "text1 char 0/1 extent height"); + isfuzzy(text1.getExtentOfChar(2).x, 5 + 2 * charWidth, 0.02, "text1 char 2 extent x"); + is(text1.getExtentOfChar(2).width, text1.getSubStringLength(0, 1), "text1 char 2 extent width"); + is(text1.getExtentOfChar(2).y, text1.getExtentOfChar(0).y, "text1 char 0/2 extent y"); + is(text1.getExtentOfChar(2).height, text1.getExtentOfChar(0).height, "text1 char 0/2 extent height"); + is(text1.getRotationOfChar(0), 0, "text1 char 0 rotation"); + is(text1.getRotationOfChar(1), 0, "text1 char 0 rotation"); + is(text1.getRotationOfChar(2), 0, "text1 char 0 rotation"); + p.x = 5 + 0.1; + p.y = 25; + is(text1.getCharNumAtPosition(p), 0, "text1 finding char 0 left edge"); + p.x = 5 + charWidth - 0.1; + is(text1.getCharNumAtPosition(p), 0, "text1 finding char 0 on right"); + p.x = 5 - 0.1; + is(text1.getCharNumAtPosition(p), -1, "text1 finding no char on left"); + p.x = 5 + 0.1; + p.y = text1.getExtentOfChar(0).y - 0.1; + is(text1.getCharNumAtPosition(p), -1, "text1 finding no char on top"); + p.y = text1.getExtentOfChar(0).y + 0.1; + is(text1.getCharNumAtPosition(p), 0, "text1 finding char 0 top edge"); + p.x = 5 + 3 * charWidth - 0.1; + is(text1.getCharNumAtPosition(p), 2, "text1 finding char 2 top edge"); + p.x = 5 + 3 * charWidth + 0.1; + is(text1.getCharNumAtPosition(p), -1, "text1 finding no char on right"); + + // Simple rotated-90 string ... width might change because of hinting + + charWidth = text2.getSubStringLength(0, 1); + + is(text2.getNumberOfChars(), 3, "text2 length"); + ok(text2.getComputedTextLength() > 0, "text2 measured length"); + is(text2.getComputedTextLength(), text2.getSubStringLength(0, 3), "text2 substring length"); + isPointFuzzy(text2.getStartPositionOfChar(0), 100, 125, "text2 char 0 start offset"); + isPointFuzzy(text2.getStartPositionOfChar(1), 100, 125 + charWidth, "text2 char 1 start offset"); + isPointFuzzy(text2.getStartPositionOfChar(2), 100, 125 + 2 * charWidth, "text2 char 2 start offset"); + isPointFuzzy(text2.getEndPositionOfChar(0), 100, 125 + charWidth, "text2 char 0 end offset"); + isPointFuzzy(text2.getEndPositionOfChar(1), 100, 125 + 2 * charWidth, "text2 char 1 end offset"); + isPointFuzzy(text2.getEndPositionOfChar(2), 100, 125 + 3 * charWidth, "text2 char 2 end offset"); + isfuzzy(text2.getExtentOfChar(0).y, 125, 0.01, "text2 char 0 extent y"); + isfuzzy(text2.getExtentOfChar(0).height, charWidth, 0.000001, "text2 char 0 extent height"); + ok(text2.getExtentOfChar(0).width < 100, "text2 char 0 extent x"); + ok(xmost(text2.getExtentOfChar(0)) > 100, "text2 char 0 extent width"); + isfuzzy(text2.getExtentOfChar(1).y, 125 + charWidth, 0.01, "text2 char 1 extent x"); + isfuzzy(text2.getExtentOfChar(1).height, text2.getSubStringLength(0, 1), 0.000001, "text2 char 1 extent width"); + is(text2.getExtentOfChar(1).x, text2.getExtentOfChar(0).x, "text2 char 0/1 extent y"); + is(text2.getExtentOfChar(1).width, text2.getExtentOfChar(0).width, "text2 char 0/1 extent height"); + isfuzzy(text2.getExtentOfChar(2).y, 125 + 2 * charWidth, 0.01, "text2 char 2 extent x"); + isfuzzy(text2.getExtentOfChar(2).height, text2.getSubStringLength(0, 1), 0.000001, "text2 char 2 extent width"); + is(text2.getExtentOfChar(2).x, text2.getExtentOfChar(0).x, "text2 char 0/2 extent y"); + is(text2.getExtentOfChar(2).width, text2.getExtentOfChar(0).width, "text2 char 0/2 extent height"); + is(text2.getRotationOfChar(0), 90, "text2 char 0 rotation"); + is(text2.getRotationOfChar(1), 90, "text2 char 0 rotation"); + is(text2.getRotationOfChar(2), 90, "text2 char 0 rotation"); + p.y = 125 + 0.1; + p.x = 100; + is(text2.getCharNumAtPosition(p), 0, "text2 finding char 0 top edge"); + p.y = 125 + charWidth - 0.1; + is(text2.getCharNumAtPosition(p), 0, "text2 finding char 0 on bottom"); + p.y = 125 - 0.1; + is(text2.getCharNumAtPosition(p), -1, "text2 finding no char on top"); + p.y = 125 + 0.1; + p.x = text2.getExtentOfChar(0).x - 0.1; + is(text2.getCharNumAtPosition(p), -1, "text2 finding no char on left"); + p.x = text2.getExtentOfChar(0).x + 0.1; + is(text2.getCharNumAtPosition(p), 0, "text2 finding char 0 left edge"); + p.y = 125 + 3 * charWidth - 0.1; + is(text2.getCharNumAtPosition(p), 2, "text2 finding char 2 bottom edge"); + p.y = 1225 + 3 * charWidth + 0.1; + is(text2.getCharNumAtPosition(p), -1, "text2 finding no char on bottom"); + + // Text along a thin rectangle path + + charWidth = text3.getSubStringLength(0, 1); + + is(text3.getNumberOfChars(), 26, "text3 length"); + ok(text3.getComputedTextLength() > 0, "text3 measured length"); + is(text3.getComputedTextLength(), text3.getSubStringLength(0, 26), "text3 substring length"); + + // character 12 should be on the bottom side + is(text3.getStartPositionOfChar(12).y, 253, "text3 char 12 start offset"); + is(text3.getEndPositionOfChar(12).y, 253, "text3 char 12 end offset"); + ok(text3.getExtentOfChar(12).y < 253, "text3 char 12 extent y"); + ok(ymost(text3.getExtentOfChar(12)) > 253, "text3 char 12 extent height"); + isfuzzy(text3.getRotationOfChar(12), 180, 0.001, "text3 char 12 rotation"); + p.x = text3.getExtentOfChar(12).x + 0.1; + p.y = ymost(text3.getExtentOfChar(12)) - 0.1; + is(text3.getCharNumAtPosition(p), 12, "text3 finding char 12"); + // This next test is tricky. The glyph for character 3 may overlap from the above + // but character 12 wins because it's the last to render + p.y = text3.getExtentOfChar(12).y + 0.1; + is(text3.getCharNumAtPosition(p), 12, "text3 finding last rendered char"); + + // character 25 should be beyond the end of the path + // Not sure what should happen here. Currently we throw, which seems wrong + // is(text3.getStartPositionOfChar(25).x, 0, "text3 char 25 start offset"); + + // Display:none string + + is(text4.getNumberOfChars(), 0, "text4 length"); + is(text4.getComputedTextLength(), 0, "text4 measured length"); + is(text4.getSubStringLength(0, 3), 0, "text4 substring length"); + p = text1.getStartPositionOfChar(0); + is(text4.getCharNumAtPosition(p), -1, "text4 shouldn't find rendered char"); +} + +function runTests() { + runTest(); + + var doc = $("svg").contentWindow.document; + doc.getElementById("g").setAttribute("transform", "scale(2) rotate(90 200 200)"); + + runTest(); + + SimpleTest.finish(); +} + +window.addEventListener("load", runTests); +</script> +</pre> +</body> +</html> |