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Unified Diff: third_party/WebKit/LayoutTests/external/wpt/selection/getSelection.html

Issue 2642393002: Import wpt@40665266227e475bc4a56884247d8c09d78dfb6a (Closed)
Patch Set: rebaseline-cl Created 3 years, 11 months ago
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Index: third_party/WebKit/LayoutTests/external/wpt/selection/getSelection.html
diff --git a/third_party/WebKit/LayoutTests/external/wpt/selection/getSelection.html b/third_party/WebKit/LayoutTests/external/wpt/selection/getSelection.html
new file mode 100644
index 0000000000000000000000000000000000000000..ea119f2fc40c11884f7602a685c1094282884214
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/external/wpt/selection/getSelection.html
@@ -0,0 +1,160 @@
+<!doctype html>
+<title>getSelection() tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script>
+"use strict";
+
+// TODO: Figure out more places where defaultView is or is not guaranteed to be
+// null, and test whether getSelection() is null.
+//
+// TODO: Figure out a good way to test display: none iframes.
+
+test(function() {
+ // Sanity checks like this are to flag known browser bugs with clearer
+ // error messages, instead of throwing inscrutable exceptions.
+ assert_true("Selection" in window,
+ "Sanity check: window must have Selection property");
+
+ assert_true(window.getSelection() instanceof Selection);
+}, "window.getSelection() instanceof Selection");
+
+test(function() {
+ assert_equals(window.getSelection(), window.getSelection());
+}, "window.getSelection() === window.getSelection()");
+
+test(function() {
+ assert_true("Selection" in window,
+ "Sanity check: window must have Selection property");
+ // This sanity check (which occurs a number of times below, too) is because
+ // document.getSelection() is supposed to return null if defaultView is
+ // null, so we need to figure out whether defaultView is null or not before
+ // we can make correct assertions about getSelection().
+ assert_not_equals(document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+
+ assert_equals(typeof document.getSelection(), "object",
+ "document.getSelection() must be an object");
+ assert_true(document.getSelection() instanceof Selection);
+}, "document.getSelection() instanceof Selection");
+
+test(function() {
+ assert_not_equals(document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_equals(document.getSelection(), document.getSelection());
+}, "document.getSelection() === document.getSelection()");
+
+test(function() {
+ assert_not_equals(document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_equals(window.getSelection(), document.getSelection());
+}, "window.getSelection() === document.getSelection()");
+
+// "Each selection is associated with a single range, which may be null and is
+// initially null."
+//
+// "The rangeCount attribute must return 0 if the context object's range is
+// null, otherwise 1."
+test(function() {
+ assert_equals(window.getSelection().rangeCount, 0,
+ "window.getSelection().rangeCount must initially be 0");
+ assert_equals(typeof document.getSelection(), "object",
+ "Sanity check: document.getSelection() must be an object");
+ assert_equals(document.getSelection().rangeCount, 0,
+ "document.getSelection().rangeCount must initially be 0");
+}, "Selection's range must initially be null");
+
+test(function() {
+ var doc = document.implementation.createHTMLDocument("");
+ assert_equals(doc.defaultView, null,
+ "Sanity check: defaultView of created HTML document must be null");
+ assert_equals(doc.getSelection(), null);
+}, "getSelection() on HTML document with null defaultView must be null");
+
+test(function() {
+ var xmlDoc = document.implementation.createDocument(null, "", null);
+
+ assert_true("getSelection" in xmlDoc, "XML document must have getSelection()");
+
+ assert_equals(xmlDoc.defaultView, null,
+ "Sanity check: defaultView of created XML document must be null");
+ assert_equals(xmlDoc.getSelection(), null);
+}, "getSelection() on XML document with null defaultView must be null");
+
+
+// Run a bunch of iframe tests, once immediately after the iframe is appended
+// to the document and once onload. This makes a difference, because browsers
+// differ (at the time of this writing) in whether they load about:blank in
+// iframes synchronously or not. Per the HTML spec, there must be a browsing
+// context associated with the iframe as soon as it's appended to the document,
+// so there should be a selection too.
+var iframe = document.createElement("iframe");
+add_completion_callback(function() {
+ document.body.removeChild(iframe);
+});
+
+var testDescs = [];
+var testFuncs = [];
+testDescs.push("window.getSelection() instanceof Selection in an iframe");
+testFuncs.push(function() {
+ assert_true("Selection" in iframe.contentWindow,
+ "Sanity check: window must have Selection property");
+ assert_not_equals(iframe.contentWindow.document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_not_equals(iframe.contentWindow.getSelection(), null,
+ "window.getSelection() must not be null");
+ assert_true(iframe.contentWindow.getSelection() instanceof iframe.contentWindow.Selection);
+});
+
+testDescs.push("document.getSelection() instanceof Selection in an iframe");
+testFuncs.push(function() {
+ assert_true("Selection" in iframe.contentWindow,
+ "Sanity check: window must have Selection property");
+ assert_not_equals(iframe.contentDocument.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_not_equals(iframe.contentDocument.getSelection(), null,
+ "document.getSelection() must not be null");
+ assert_equals(typeof iframe.contentDocument.getSelection(), "object",
+ "document.getSelection() must be an object");
+ assert_true(iframe.contentDocument.getSelection() instanceof iframe.contentWindow.Selection);
+});
+
+testDescs.push("window.getSelection() === document.getSelection() in an iframe");
+testFuncs.push(function() {
+ assert_not_equals(iframe.contentDocument.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_equals(iframe.contentWindow.getSelection(), iframe.contentDocument.getSelection());
+});
+
+testDescs.push("getSelection() inside and outside iframe must return different objects");
+testFuncs.push(function() {
+ assert_not_equals(iframe.contentWindow.getSelection(), getSelection());
+});
+
+testDescs.push("getSelection() on HTML document with null defaultView must be null inside an iframe");
+testFuncs.push(function() {
+ var doc = iframe.contentDocument.implementation.createHTMLDocument("");
+ assert_equals(doc.defaultView, null,
+ "Sanity check: defaultView of created HTML document must be null");
+ assert_equals(doc.getSelection(), null);
+});
+
+var asyncTests = [];
+testDescs.forEach(function(desc) {
+ asyncTests.push(async_test(desc + " onload"));
+});
+
+iframe.onload = function() {
+ asyncTests.forEach(function(t, i) {
+ t.step(testFuncs[i]);
+ t.done();
+ });
+};
+
+document.body.appendChild(iframe);
+
+testDescs.forEach(function(desc, i) {
+ test(testFuncs[i], desc + " immediately after appendChild");
+});
+</script>
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