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Diffstat (limited to '')
-rw-r--r-- | devtools/server/tests/browser/browser_inspector-iframe.js | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/devtools/server/tests/browser/browser_inspector-iframe.js b/devtools/server/tests/browser/browser_inspector-iframe.js new file mode 100644 index 0000000000..e9c3fd93a1 --- /dev/null +++ b/devtools/server/tests/browser/browser_inspector-iframe.js @@ -0,0 +1,93 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +const BYPASS_WALKERFRONT_CHILDREN_IFRAME_GUARD_PREF = + "devtools.testing.bypass-walker-children-iframe-guard"; + +add_task(async function testIframe() { + info("Check that dedicated walker is used for retrieving iframe children"); + + const TEST_URI = `https://example.com/document-builder.sjs?html=${encodeURIComponent(` + <h1>Test iframe</h1> + <iframe src="https://example.com/document-builder.sjs?html=Hello"></iframe> +`)}`; + + const { walker } = await initInspectorFront(TEST_URI); + const iframeNodeFront = await walker.querySelector(walker.rootNode, "iframe"); + + is( + iframeNodeFront.useChildTargetToFetchChildren, + isEveryFrameTargetEnabled(), + "useChildTargetToFetchChildren has expected value" + ); + is( + iframeNodeFront.numChildren, + 1, + "numChildren is set to 1 (for the #document node)" + ); + + const res = await walker.children(iframeNodeFront); + is( + res.nodes.length, + 1, + "Retrieving the iframe children return an array with one element" + ); + const documentNodeFront = res.nodes[0]; + is( + documentNodeFront.nodeName, + "#document", + "The child is the #document element" + ); + if (isEveryFrameTargetEnabled()) { + Assert.notStrictEqual( + documentNodeFront.walkerFront, + walker, + "The child walker is different from the top level document one when EFT is enabled" + ); + } + is( + documentNodeFront.parentNode(), + iframeNodeFront, + "The child parent was set to the original iframe nodeFront" + ); +}); + +add_task(async function testIframeBlockedByCSP() { + info("Check that iframe blocked by CSP don't have any children"); + + const TEST_URI = `https://example.com/document-builder.sjs?html=${encodeURIComponent(` + <h1>Test CSP-blocked iframe</h1> + <iframe src="https://example.org/document-builder.sjs?html=Hello"></iframe> +`)}&headers=content-security-policy:default-src 'self'`; + + const { walker } = await initInspectorFront(TEST_URI); + const iframeNodeFront = await walker.querySelector(walker.rootNode, "iframe"); + + is( + iframeNodeFront.useChildTargetToFetchChildren, + false, + "useChildTargetToFetchChildren is false" + ); + is(iframeNodeFront.numChildren, 0, "numChildren is set to 0"); + + info("Test calling WalkerFront#children with the safe guard removed"); + await pushPref(BYPASS_WALKERFRONT_CHILDREN_IFRAME_GUARD_PREF, true); + + let res = await walker.children(iframeNodeFront); + is( + res.nodes.length, + 0, + "Retrieving the iframe children return an empty array" + ); + + info("Test calling WalkerFront#children again, but with the safe guard"); + Services.prefs.clearUserPref(BYPASS_WALKERFRONT_CHILDREN_IFRAME_GUARD_PREF); + res = await walker.children(iframeNodeFront); + is( + res.nodes.length, + 0, + "Retrieving the iframe children return an empty array" + ); +}); |