diff options
Diffstat (limited to 'devtools/shared/commands/resource/tests/browser_resources_stylesheets_nested_iframes.js')
-rw-r--r-- | devtools/shared/commands/resource/tests/browser_resources_stylesheets_nested_iframes.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/devtools/shared/commands/resource/tests/browser_resources_stylesheets_nested_iframes.js b/devtools/shared/commands/resource/tests/browser_resources_stylesheets_nested_iframes.js new file mode 100644 index 0000000000..0b13f75ab9 --- /dev/null +++ b/devtools/shared/commands/resource/tests/browser_resources_stylesheets_nested_iframes.js @@ -0,0 +1,34 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Test that stylesheets are retrieved even if an iframe does not have a content document. + +const TEST_URI = URL_ROOT_SSL + "stylesheets-nested-iframes.html"; + +add_task(async function () { + const tab = await addTab(TEST_URI); + + const { client, resourceCommand, targetCommand } = await initResourceCommand( + tab + ); + + info("Check whether ResourceCommand gets existing stylesheet"); + const availableResources = []; + await resourceCommand.watchResources([resourceCommand.TYPES.STYLESHEET], { + onAvailable: resources => availableResources.push(...resources), + }); + + // Bug 285395 limits the number of nested iframes to 10, and we have one stylesheet per document. + await waitFor(() => availableResources.length >= 10); + + is( + availableResources.length, + 10, + "Got the expected number of stylesheets, even with documentless iframes" + ); + + targetCommand.destroy(); + await client.close(); +}); |