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Unified Diff: LayoutTests/fast/selectors/placeholder-shown-style-update.html

Issue 1280423002: CSS4: Implement :placeholder-shown pseudo class (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Updated as per review comments Created 5 years, 4 months ago
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« LayoutTests/fast/css/placeholder-shown-basics-expected.html ('K') | « LayoutTests/fast/selectors/placeholder-shown-sibling-style-update-expected.txt ('k') | LayoutTests/fast/selectors/placeholder-shown-style-update-expected.txt » ('j') | no next file with comments »
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Index: LayoutTests/fast/selectors/placeholder-shown-style-update.html
diff --git a/LayoutTests/fast/selectors/placeholder-shown-style-update.html b/LayoutTests/fast/selectors/placeholder-shown-style-update.html
new file mode 100644
index 0000000000000000000000000000000000000000..9284c32f06e804b746d5f83c168ff7768426833e
--- /dev/null
+++ b/LayoutTests/fast/selectors/placeholder-shown-style-update.html
@@ -0,0 +1,90 @@
+<!doctype html>
+<script src="../../resources/js-test.js"></script>
+<style>
+input, textarea {
+ background-color: white;
+}
+:placeholder-shown {
+ background-color: rgb(1, 2, 3);
+}
+</style>
+<div>
+ <input id="input-with-renderer">
+ <textarea id="textarea-with-renderer"></textarea>
+</div>
+<div style="display:none;">
+ <input id="input-without-renderer">
+ <textarea id="textarea-without-renderer"></textarea>
+</div>
+<script>
+description('Test style update of the :placeholder-shown pseudo class.');
+var inputCaseWithRenderer = document.getElementById("input-with-renderer");
+var textareaCaseWithRenderer = document.getElementById("textarea-with-renderer");
+var inputCaseWithoutRenderer = document.getElementById("input-without-renderer");
+var textareaCaseWithoutRenderer = document.getElementById("textarea-without-renderer");
+function testBackgroundColor(expectMatch) {
+ shouldBeEqualToString('getComputedStyle(document.getElementById("input-with-renderer")).backgroundColor', expectMatch ? 'rgb(1, 2, 3)' : 'rgb(255, 255, 255)');
+ shouldBeEqualToString('getComputedStyle(document.getElementById("textarea-with-renderer")).backgroundColor', expectMatch ? 'rgb(1, 2, 3)' : 'rgb(255, 255, 255)');
+ shouldBeEqualToString('getComputedStyle(document.getElementById("input-without-renderer")).backgroundColor', expectMatch ? 'rgb(1, 2, 3)' : 'rgb(255, 255, 255)');
+ shouldBeEqualToString('getComputedStyle(document.getElementById("textarea-without-renderer")).backgroundColor', expectMatch ? 'rgb(1, 2, 3)' : 'rgb(255, 255, 255)');
+}
+function setAttribute(attribute, value) {
+ inputCaseWithRenderer.setAttribute(attribute, value);
+ textareaCaseWithRenderer.setAttribute(attribute, value);
+ inputCaseWithoutRenderer.setAttribute(attribute, value);
+ textareaCaseWithoutRenderer.setAttribute(attribute, value);
+}
+debug("Initial state is without placehoder.");
+testBackgroundColor(false);
+debug("Adding a placeholder matches.");
+setAttribute("placeholder", "WebKit!");
+testBackgroundColor(true);
+debug("Adding a placehoder and an empty value. An empty value does not prevent matching.");
+setAttribute("placeholder", "WebKit!");
+inputCaseWithRenderer.value = "";
+textareaCaseWithRenderer.appendChild(document.createTextNode(""));
+inputCaseWithoutRenderer.value = "";
+textareaCaseWithoutRenderer.appendChild(document.createTextNode(""));
+testBackgroundColor(true);
+debug("Changing the type of the input to something that does not support placeholder. The input element should not match.");
+inputCaseWithRenderer.type = "button";
+inputCaseWithoutRenderer.type = "button";
+shouldBeEqualToString('getComputedStyle(document.getElementById("input-with-renderer")).backgroundColor', 'rgb(255, 255, 255)');
+shouldBeEqualToString('getComputedStyle(document.getElementById("textarea-with-renderer")).backgroundColor', 'rgb(1, 2, 3)');
+shouldBeEqualToString('getComputedStyle(document.getElementById("input-without-renderer")).backgroundColor', 'rgb(255, 255, 255)');
+shouldBeEqualToString('getComputedStyle(document.getElementById("textarea-without-renderer")).backgroundColor', 'rgb(1, 2, 3)');
+debug("Changing the type of the input to text should add the style back.");
+inputCaseWithRenderer.type = "text";
+inputCaseWithoutRenderer.type = "text";
+testBackgroundColor(true);
+debug("Adding a non empty value should remove the style.");
+inputCaseWithRenderer.value = "Foobar";
+textareaCaseWithRenderer.appendChild(document.createTextNode("Foobar"));
+inputCaseWithoutRenderer.value = "Foobar";
+textareaCaseWithoutRenderer.appendChild(document.createTextNode("Foobar"));
+testBackgroundColor(false);
+debug("Removing the placeholder, we should not match.");
+setAttribute("placeholder", "");
+testBackgroundColor(false);
+debug("Removing the value. We should still not match since the placeholder attribute was removed.");
+inputCaseWithRenderer.value = "";
+textareaCaseWithRenderer.removeChild(textareaCaseWithRenderer.lastChild);
+inputCaseWithoutRenderer.value = "";
+textareaCaseWithoutRenderer.removeChild(textareaCaseWithoutRenderer.lastChild);
+testBackgroundColor(false);
+debug("Putting back a value, no reason to match.");
+inputCaseWithRenderer.value = "Foobar";
+textareaCaseWithRenderer.appendChild(document.createTextNode("Foobar"));
+inputCaseWithoutRenderer.value = "Foobar";
+textareaCaseWithoutRenderer.appendChild(document.createTextNode("Foobar"));
+testBackgroundColor(false);
+debug("Adding back the placeholder, the value is still there so we cannot match yet.");
+setAttribute("placeholder", "WebKit!");
+testBackgroundColor(false);
+debug("Removing the value. A placeholder was added while the value was up, we should get the style now.");
+inputCaseWithRenderer.value = "";
+textareaCaseWithRenderer.removeChild(textareaCaseWithRenderer.lastChild);
+inputCaseWithoutRenderer.value = "";
+textareaCaseWithoutRenderer.removeChild(textareaCaseWithoutRenderer.lastChild);
+testBackgroundColor(true);
+</script>
« LayoutTests/fast/css/placeholder-shown-basics-expected.html ('K') | « LayoutTests/fast/selectors/placeholder-shown-sibling-style-update-expected.txt ('k') | LayoutTests/fast/selectors/placeholder-shown-style-update-expected.txt » ('j') | no next file with comments »

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