Test <meta> refresh behavior when moving between documents

Tests for whatwg/html#2198.
web-platform-tests · Dec 22, 2016 · 4345dc0 · 4345dc0
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diff --git a/...element/pragma-directives/attr-meta-http-equiv-refresh/allow-scripts-flag-changing-1.html b/...element/pragma-directives/attr-meta-http-equiv-refresh/allow-scripts-flag-changing-1.html
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+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Meta refresh is blocked by the allow-scripts sandbox flag at its creation time, not when refresh comes due</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<link rel="help" href="https://html.spec.whatwg.org/multipage/semantics.html#attr-meta-http-equiv-refresh">
+
+<div id="log"></div>
+
+<script>
+"use strict";
+
+const sourceIFrame = document.createElement("iframe");
+sourceIFrame.setAttribute("sandbox", "allow-same-origin");
+
+const destIFrame = document.createElement("iframe");
+
+let sourceLoadCount = 0;
+let destLoadCount = 0;
+
+sourceIFrame.onload = () => {
+  ++sourceLoadCount;
+
+  if (sourceLoadCount === 2) {
+    assert_unreached("The iframe from which the meta came from must not refresh");
+  }
+
+  maybeStartTest();
+};
+
+destIFrame.onload = () => {
+  ++destLoadCount;
+
+  if (destLoadCount === 2) {
+    assert_unreached("The iframe into which the meta was moved must not refresh");
+  }
+
+  maybeStartTest();
+};
+
+function maybeStartTest() {
+  if (sourceLoadCount === 1 && destLoadCount === 1) {
+    // Test that no refreshes occur within 3 seconds
+    step_timeout(done, 3000);
+
+    const meta = sourceIFrame.contentDocument.querySelector("meta");
+    destIFrame.contentDocument.body.appendChild(meta);
+  }
+}
+
+sourceIFrame.src = "support/refresh.sub.html?input=" + encodeURIComponent("1; url=foo");
+destIFrame.src = "support/ufoo";
+
+document.body.appendChild(sourceIFrame);
+document.body.appendChild(destIFrame);
+</script>
diff --git a/...element/pragma-directives/attr-meta-http-equiv-refresh/allow-scripts-flag-changing-2.html b/...element/pragma-directives/attr-meta-http-equiv-refresh/allow-scripts-flag-changing-2.html
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+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Meta refresh of the original iframe is not blocked if moved into a sandboxed iframe</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<link rel="help" href="https://html.spec.whatwg.org/multipage/semantics.html#attr-meta-http-equiv-refresh">
+
+<div id="log"></div>
+
+<script>
+"use strict";
+
+const sourceIFrame = document.createElement("iframe");
+
+const destIFrame = document.createElement("iframe");
+destIFrame.setAttribute("sandbox", "allow-same-origin");
+
+let sourceLoadCount = 0;
+let destLoadCount = 0;
+
+sourceIFrame.onload = () => {
+  ++sourceLoadCount;
+
+  if (sourceLoadCount === 2) {
+    assert_equals(sourceIFrame.contentDocument.body.textContent.trim(), "foo");
+    done();
+  }
+
+  maybeStartTest();
+};
+
+destIFrame.onload = () => {
+  ++destLoadCount;
+
+  if (destLoadCount === 2) {
+    assert_unreached("The iframe into which the meta was moved must not refresh");
+  }
+
+  maybeStartTest();
+};
+
+function maybeStartTest() {
+  if (sourceLoadCount === 1 && destLoadCount === 1) {
+    const meta = sourceIFrame.contentDocument.querySelector("meta");
+    destIFrame.contentDocument.body.appendChild(meta);
+  }
+}
+
+sourceIFrame.src = "support/refresh.sub.html?input=" + encodeURIComponent("1; url=foo");
+destIFrame.src = "support/ufoo";
+
+document.body.appendChild(sourceIFrame);
+document.body.appendChild(destIFrame);
+</script>
diff --git a/...adata/the-meta-element/pragma-directives/attr-meta-http-equiv-refresh/dynamic-append.html b/...adata/the-meta-element/pragma-directives/attr-meta-http-equiv-refresh/dynamic-append.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Meta refresh applies even when dynamically appended</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<link rel="help" href="https://html.spec.whatwg.org/multipage/semantics.html#pragma-directives">
+
+<div id="log"></div>
+
+<script>
+"use strict";
+
+const iframe = document.createElement("iframe");
+let loadCount = 0;
+
+iframe.onload = () => {
+  ++loadCount;
+  const iDocument = iframe.contentDocument;
+
+  if (loadCount === 1) {
+    iDocument.body.innerHTML = `<meta http-equiv="refresh" content="1; url=foo">`;
+  } else if (loadCount === 2) {
+    assert_equals(iDocument.body.textContent.trim(), "foo");
+    done();
+  }
+};
+
+iframe.src = "support/ufoo";
+document.body.appendChild(iframe);
+</script>
diff --git a/...ata/the-meta-element/pragma-directives/attr-meta-http-equiv-refresh/moving-documents.html b/...ata/the-meta-element/pragma-directives/attr-meta-http-equiv-refresh/moving-documents.html
@@ -0,0 +1,51 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>When moving between documents, must refresh the original document</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<link rel="help" href="https://html.spec.whatwg.org/multipage/semantics.html#attr-meta-http-equiv-refresh">
+
+<div id="log"></div>
+
+<script>
+"use strict";
+
+const sourceIFrame = document.createElement("iframe");
+const destIFrame = document.createElement("iframe");
+let sourceLoadCount = 0;
+let destLoadCount = 0;
+
+sourceIFrame.onload = () => {
+  ++sourceLoadCount;
+
+  if (sourceLoadCount === 2) {
+    assert_equals(sourceIFrame.contentDocument.body.textContent.trim(), "foo");
+    done();
+  }
+
+  maybeStartTest();
+};
+
+destIFrame.onload = () => {
+  ++destLoadCount;
+
+  if (destLoadCount === 2) {
+    assert_unreached("The iframe into which the meta was moved must not refresh");
+  }
+
+  maybeStartTest();
+};
+
+function maybeStartTest() {
+  if (sourceLoadCount === 1 && destLoadCount === 1) {
+    const meta = sourceIFrame.contentDocument.querySelector("meta");
+    destIFrame.contentDocument.body.appendChild(meta);
+  }
+}
+
+sourceIFrame.src = "support/refresh.sub.html?input=" + encodeURIComponent("1; url=foo");
+destIFrame.src = "support/ufoo";
+
+document.body.appendChild(sourceIFrame);
+document.body.appendChild(destIFrame);
+</script>