LayoutTests/fast/multicol/dynamic/spanner-becomes-abspos-crash.html - Issue 1162253006: An object may become a column spanner or cease to be one even if column-span doesn't change.

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Unified Diff: LayoutTests/fast/multicol/dynamic/spanner-becomes-abspos-crash.html

Issue 1162253006: An object may become a column spanner or cease to be one even if column-span doesn't change. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 5 years, 6 months ago

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Index: LayoutTests/fast/multicol/dynamic/spanner-becomes-abspos-crash.html

diff --git a/LayoutTests/fast/multicol/dynamic/spanner-becomes-abspos-crash.html b/LayoutTests/fast/multicol/dynamic/spanner-becomes-abspos-crash.html

new file mode 100644

index 0000000000000000000000000000000000000000..73c744a480c57df6f07aaefcf79231634ad5552d

--- /dev/null

+++ b/LayoutTests/fast/multicol/dynamic/spanner-becomes-abspos-crash.html

@@ -0,0 +1,24 @@

+<!DOCTYPE html>

+<p>Turn a column spanner into an absolutely positioned box.</p>

+<p>PASS if no crash or assertion failure.</p>

+<div style="-webkit-column-count:2;">

+ Text.

+ <div>

+ <div id="spanner" style="-webkit-column-span:all;"></div>

+ </div>

+ Text.

+ <span id="something" style="display:none;"></span>

+</div>

+<script>

+ if (window.testRunner)

+ testRunner.dumpAsText();

+ document.body.offsetTop;

+ spanner.style.position = "absolute";

+ // Trigger another layout pass, now that the spanner should be

+ // gone. That element is now absolutely positioned, so it should

+ // have lost its spanner capabilities, since the combination of

+ // abspos and spanner isn't allowed.

+ document.body.offsetTop;

+ something.style.display = "inline";

+</script>