733808 - -moz-column-count does not work properly if height was not specified.

Status: NEW

(Core :: Layout: Columns, defect)

Description

[Alice0775 White]

Attachment: sample html

Build Identifier:
http://hg.mozilla.org/releases/mozilla-aurora/rev/054df423ec81
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a2) Gecko/20120307 Firefox/12.0a2 ID:20120307042011
http://hg.mozilla.org/mozilla-central/rev/78e56fd22f2a
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20120307 Firefox/13.0a1 ID:20120307031051

-moz-column-count does not work properly if height was not specified.

Reproducible: Always

Steps to Reproduce:
1. Start Firefox with new profile
2. Open attached html

Actual Results:
 1 column with divided width. 

Expected Results:  
 3 columns

Comment 1

[Alice0775 White]

Regression window(m-c),
Works:
http://hg.mozilla.org/mozilla-central/rev/9f29daaecbcc
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a1) Gecko/20111226 Firefox/12.0a1 ID:20111226031002
Fails:
http://hg.mozilla.org/mozilla-central/rev/838515a06d27
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a1) Gecko/20111226 Firefox/12.0a1 ID:20111226175818
Pushlog:
http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=9f29daaecbcc&tochange=838515a06d27


Regression window(m-i),
Works:
http://hg.mozilla.org/integration/mozilla-inbound/rev/001159c7e05b
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a1) Gecko/20111225 Firefox/12.0a1 ID:20111225110618
Fails:
http://hg.mozilla.org/integration/mozilla-inbound/rev/4e7281c6c2e9
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a1) Gecko/20111224 Firefox/12.0a1 ID:20111226053119
Pushlog:
http://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=001159c7e05b&tochange=4e7281c6c2e9

Triggered by: Bug 695222

Comment 2

[Alice0775 White]

Attachment: screen shot

Comment 3

[space]

This issue persists in v23.0.

I found that the issue was caused by -moz-column-fill: auto;

Comment 4

[Ting-Yu Lin [:TYLin] (PST, UTC-7)]

In Firefox, column-fill: auto always fills the columns while Chrome fills the columns only if the height is constrained.