mirror of
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178 lines
7.9 KiB
HTML
178 lines
7.9 KiB
HTML
<!doctype html>
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<title>Selection.addRange() tests</title>
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<div id=log></div>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<script src=common.js></script>
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<script>
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"use strict";
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function testAddRange(exception, range, endpoints, qualifier, testName) {
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test(function() {
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assert_equals(exception, null, "Test setup must not throw exceptions");
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selection.addRange(range);
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assert_equals(range.startContainer, endpoints[0],
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"addRange() must not modify the startContainer of the Range it's given");
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assert_equals(range.startOffset, endpoints[1],
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"addRange() must not modify the startOffset of the Range it's given");
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assert_equals(range.endContainer, endpoints[2],
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"addRange() must not modify the endContainer of the Range it's given");
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assert_equals(range.endOffset, endpoints[3],
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"addRange() must not modify the endOffset of the Range it's given");
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}, testName + ": " + qualifier + " addRange() must not throw exceptions or modify the range it's given");
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test(function() {
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assert_equals(exception, null, "Test setup must not throw exceptions");
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assert_equals(selection.rangeCount, 1, "rangeCount must be 1");
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}, testName + ": " + qualifier + " addRange() must result in rangeCount being 1");
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// From here on out we check selection.getRangeAt(selection.rangeCount - 1)
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// so as not to double-fail Gecko.
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test(function() {
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assert_equals(exception, null, "Test setup must not throw exceptions");
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assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
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var newRange = selection.getRangeAt(selection.rangeCount - 1);
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assert_not_equals(newRange, null,
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"getRangeAt(rangeCount - 1) must not return null");
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assert_equals(typeof newRange, "object",
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"getRangeAt(rangeCount - 1) must return an object");
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assert_equals(newRange.startContainer, range.startContainer,
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"startContainer of the Selection's last Range must match the added Range");
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assert_equals(newRange.startOffset, range.startOffset,
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"startOffset of the Selection's last Range must match the added Range");
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assert_equals(newRange.endContainer, range.endContainer,
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"endContainer of the Selection's last Range must match the added Range");
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assert_equals(newRange.endOffset, range.endOffset,
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"endOffset of the Selection's last Range must match the added Range");
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}, testName + ": " + qualifier + " addRange() must result in the selection's last range having the specified endpoints");
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test(function() {
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assert_equals(exception, null, "Test setup must not throw exceptions");
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assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
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assert_equals(selection.getRangeAt(selection.rangeCount - 1), range,
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"getRangeAt(rangeCount - 1) must return the same object we added");
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}, testName + ": " + qualifier + " addRange() must result in the selection's last range being the same object we added");
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// Let's not test many different modifications -- one should be enough.
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test(function() {
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assert_equals(exception, null, "Test setup must not throw exceptions");
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assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
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if (range.startContainer == paras[0].firstChild
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&& range.startOffset == 0
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&& range.endContainer == paras[0].firstChild
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&& range.endOffset == 2) {
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// Just in case . . .
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range.setStart(paras[0].firstChild, 1);
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} else {
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range.setStart(paras[0].firstChild, 0);
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range.setEnd(paras[0].firstChild, 2);
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}
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var newRange = selection.getRangeAt(selection.rangeCount - 1);
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assert_equals(newRange.startContainer, range.startContainer,
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"After mutating the " + qualifier + " added Range, startContainer of the Selection's last Range must match the added Range");
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assert_equals(newRange.startOffset, range.startOffset,
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"After mutating the " + qualifier + " added Range, startOffset of the Selection's last Range must match the added Range");
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assert_equals(newRange.endContainer, range.endContainer,
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"After mutating the " + qualifier + " added Range, endContainer of the Selection's last Range must match the added Range");
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assert_equals(newRange.endOffset, range.endOffset,
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"After mutating the " + qualifier + " added Range, endOffset of the Selection's last Range must match the added Range");
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}, testName + ": modifying the " + qualifier + " added range must modify the Selection's last Range");
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// Now test the other way too.
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test(function() {
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assert_equals(exception, null, "Test setup must not throw exceptions");
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assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
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var newRange = selection.getRangeAt(selection.rangeCount - 1);
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if (newRange.startContainer == paras[0].firstChild
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&& newRange.startOffset == 4
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&& newRange.endContainer == paras[0].firstChild
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&& newRange.endOffset == 6) {
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newRange.setStart(paras[0].firstChild, 5);
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} else {
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newRange.setStart(paras[0].firstChild, 4);
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newRange.setStart(paras[0].firstChild, 6);
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}
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assert_equals(newRange.startContainer, range.startContainer,
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"After " + qualifier + " addRange(), after mutating the Selection's last Range, startContainer of the Selection's last Range must match the added Range");
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assert_equals(newRange.startOffset, range.startOffset,
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"After " + qualifier + " addRange(), after mutating the Selection's last Range, startOffset of the Selection's last Range must match the added Range");
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assert_equals(newRange.endContainer, range.endContainer,
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"After " + qualifier + " addRange(), after mutating the Selection's last Range, endContainer of the Selection's last Range must match the added Range");
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assert_equals(newRange.endOffset, range.endOffset,
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"After " + qualifier + " addRange(), after mutating the Selection's last Range, endOffset of the Selection's last Range must match the added Range");
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}, testName + ": modifying the Selection's last Range must modify the " + qualifier + " added Range");
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}
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// Do only n evals, not n^2
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var testRangesEvaled = testRanges.map(eval);
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for (var i = 0; i < testRanges.length; i++) {
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for (var j = 0; j < testRanges.length; j++) {
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var testName = "Range " + i + " " + testRanges[i]
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+ " followed by Range " + j + " " + testRanges[j];
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var exception = null;
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try {
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selection.removeAllRanges();
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var endpoints1 = testRangesEvaled[i];
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var range1 = ownerDocument(endpoints1[0]).createRange();
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range1.setStart(endpoints1[0], endpoints1[1]);
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range1.setEnd(endpoints1[2], endpoints1[3]);
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if (range1.startContainer !== endpoints1[0]) {
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throw "Sanity check: the first Range we created must have the desired startContainer";
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}
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if (range1.startOffset !== endpoints1[1]) {
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throw "Sanity check: the first Range we created must have the desired startOffset";
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}
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if (range1.endContainer !== endpoints1[2]) {
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throw "Sanity check: the first Range we created must have the desired endContainer";
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}
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if (range1.endOffset !== endpoints1[3]) {
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throw "Sanity check: the first Range we created must have the desired endOffset";
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}
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var endpoints2 = testRangesEvaled[j];
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var range2 = ownerDocument(endpoints2[0]).createRange();
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range2.setStart(endpoints2[0], endpoints2[1]);
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range2.setEnd(endpoints2[2], endpoints2[3]);
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if (range2.startContainer !== endpoints2[0]) {
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throw "Sanity check: the second Range we created must have the desired startContainer";
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}
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if (range2.startOffset !== endpoints2[1]) {
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throw "Sanity check: the second Range we created must have the desired startOffset";
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}
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if (range2.endContainer !== endpoints2[2]) {
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throw "Sanity check: the second Range we created must have the desired endContainer";
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}
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if (range2.endOffset !== endpoints2[3]) {
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throw "Sanity check: the second Range we created must have the desired endOffset";
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}
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} catch (e) {
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exception = e;
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}
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testAddRange(exception, range1, endpoints1, "first", testName);
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testAddRange(exception, range2, endpoints2, "second", testName);
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}
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}
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testDiv.style.display = "none";
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</script>
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