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Diffstat (limited to '')
-rw-r--r-- | dom/base/test/file_bug704320_preload_common.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/dom/base/test/file_bug704320_preload_common.js b/dom/base/test/file_bug704320_preload_common.js new file mode 100644 index 0000000000..c7a409e297 --- /dev/null +++ b/dom/base/test/file_bug704320_preload_common.js @@ -0,0 +1,32 @@ +// Common code for the iframes used by bug704320_preload. + +var loadCount = 0; + +// Called by the various onload handlers to indicate that a resource has +// been fully loaded. We require three loads to complete (img, script, +// link) for this test. +function incrementLoad(tag) { + loadCount++; + if (loadCount == 3) { + window.parent.postMessage("childLoadComplete", window.location.origin); + } else if (loadCount > 3) { + document.write("<h1>Too Many Load Events!</h1>"); + window.parent.postMessage("childOverload", window.location.origin); + } +} + +// This is same as incrementLoad, but the caller passes in the loadCount. +function incrementLoad2(tag, expectedLoadCount) { + loadCount++; + if (loadCount == expectedLoadCount) { + window.parent.postMessage("childLoadComplete", window.location.origin); + } else if (loadCount > expectedLoadCount) { + document.write("<h1>Too Many Load Events!</h1>"); + window.parent.postMessage("childOverload", window.location.origin); + } +} + +// in case something fails to load, cause the test to fail. +function postfail(msg) { + window.parent.postMessage("fail-" + msg, window.location.origin); +} |