Title: [200755] trunk
Revision
200755
Author
r...@igalia.com
Date
2016-05-12 02:12:13 -0700 (Thu, 12 May 2016)

Log Message

[css-grid] Incorrect parsing when using just 'span" as grid-line value
https://bugs.webkit.org/show_bug.cgi?id=157615

Reviewed by Sergio Villar Senin.

Source/WebCore:

The spec is pretty clear about this:
https://drafts.csswg.org/css-grid/#typedef-grid-row-start-grid-line

The possible options when using "span" to reference a grid line are:
  [ span && [ <integer> || <custom-ident> ] ]

Thus, "span" keyword alone produces an invalid declaration.

* css/CSSParser.cpp:
(WebCore::CSSParser::parseGridPosition):

LayoutTests:

Add new test case in grid-item-column-row-get-set.html.

Updated other tests that were using "span" alone, with 2 approaches:
- In some of them changing "span" by "span 1" making it valid.
- In other changing the expected result to "auto", as it's invalid now.

* fast/css-grid-layout/grid-item-area-get-set.html:
* fast/css-grid-layout/grid-item-bad-named-area-auto-placement.html:
* fast/css-grid-layout/grid-item-column-row-get-set-expected.txt:
* fast/css-grid-layout/grid-item-column-row-get-set.html:
* fast/css-grid-layout/grid-item-end-after-get-set-expected.txt:
* fast/css-grid-layout/grid-item-end-after-get-set.html:
* fast/css-grid-layout/grid-item-negative-position-resolution.html:
* fast/css-grid-layout/grid-item-start-before-get-set-expected.txt:
* fast/css-grid-layout/grid-item-start-before-get-set.html:

Modified Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (200754 => 200755)


--- trunk/LayoutTests/ChangeLog	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/ChangeLog	2016-05-12 09:12:13 UTC (rev 200755)
@@ -1,3 +1,26 @@
+2016-05-12  Manuel Rego Casasnovas  <r...@igalia.com>
+
+        [css-grid] Incorrect parsing when using just 'span" as grid-line value
+        https://bugs.webkit.org/show_bug.cgi?id=157615
+
+        Reviewed by Sergio Villar Senin.
+
+        Add new test case in grid-item-column-row-get-set.html.
+
+        Updated other tests that were using "span" alone, with 2 approaches:
+        - In some of them changing "span" by "span 1" making it valid.
+        - In other changing the expected result to "auto", as it's invalid now.
+
+        * fast/css-grid-layout/grid-item-area-get-set.html:
+        * fast/css-grid-layout/grid-item-bad-named-area-auto-placement.html:
+        * fast/css-grid-layout/grid-item-column-row-get-set-expected.txt:
+        * fast/css-grid-layout/grid-item-column-row-get-set.html:
+        * fast/css-grid-layout/grid-item-end-after-get-set-expected.txt:
+        * fast/css-grid-layout/grid-item-end-after-get-set.html:
+        * fast/css-grid-layout/grid-item-negative-position-resolution.html:
+        * fast/css-grid-layout/grid-item-start-before-get-set-expected.txt:
+        * fast/css-grid-layout/grid-item-start-before-get-set.html:
+
 2016-05-12  Joseph Pecoraro  <pecor...@apple.com>
 
         Web Inspector: CRASH getting internal properties of function with no bound arguments causes

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-area-get-set.html (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-area-get-set.html	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-area-get-set.html	2016-05-12 09:12:13 UTC (rev 200755)
@@ -25,7 +25,7 @@
 }
 
 #threeValueGridArea {
-    grid-area: span / 10 / -1;
+    grid-area: span 1 / 10 / -1;
 }
 
 #fourValueGridArea {
@@ -33,7 +33,7 @@
 }
 
 #fourValueMixedGridArea {
-    grid-area: firstArea / span / nonexistent / 1 foobar;
+    grid-area: firstArea / span 1 / nonexistent / 1 foobar;
 }
 </style>
 <script src=""

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-bad-named-area-auto-placement.html (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-bad-named-area-auto-placement.html	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-bad-named-area-auto-placement.html	2016-05-12 09:12:13 UTC (rev 200755)
@@ -31,7 +31,7 @@
 
 .namedGridLineSpanColumn {
     grid-row: 1;
-    grid-column: nonExistentArea / span;
+    grid-column: nonExistentArea / span 1;
     background-color: lime;
 }
 </style>

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-column-row-get-set-expected.txt (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-column-row-get-set-expected.txt	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-column-row-get-set-expected.txt	2016-05-12 09:12:13 UTC (rev 200755)
@@ -52,12 +52,12 @@
 PASS getComputedStyle(gridItemWithAfterSpanElement, '').getPropertyValue('grid-row') is "3 / span 5"
 PASS getComputedStyle(gridItemWithAfterSpanElement, '').getPropertyValue('grid-row-start') is "3"
 PASS getComputedStyle(gridItemWithAfterSpanElement, '').getPropertyValue('grid-row-end') is "span 5"
-PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-column') is "span 1 / span 1"
-PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-column-start') is "span 1"
-PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-column-end') is "span 1"
-PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-row') is "span 1 / span 1"
-PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-row-start') is "span 1"
-PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-row-end') is "span 1"
+PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-column') is "auto / auto"
+PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-column-start') is "auto"
+PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-column-end') is "auto"
+PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-row') is "auto / auto"
+PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-row-start') is "auto"
+PASS getComputedStyle(gridItemWith2OnlySpanElement, '').getPropertyValue('grid-row-end') is "auto"
 PASS getComputedStyle(gridItemWith2AutoElement, '').getPropertyValue('grid-column') is "auto / auto"
 PASS getComputedStyle(gridItemWith2AutoElement, '').getPropertyValue('grid-column-start') is "auto"
 PASS getComputedStyle(gridItemWith2AutoElement, '').getPropertyValue('grid-column-end') is "auto"
@@ -170,6 +170,12 @@
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row') is "auto / 8"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-start') is "auto"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-end') is "8"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column') is "auto / auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-start') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-end') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row') is "auto / auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-start') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-end') is "auto"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column') is "span 1 / 3"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-start') is "span 1"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-end') is "3"
@@ -460,6 +466,18 @@
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row') is "auto / auto"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-start') is "auto"
 PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-end') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column') is "auto / auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-start') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-end') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row') is "auto / auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-start') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-end') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column') is "auto / auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-start') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-column-end') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row') is "auto / auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-start') is "auto"
+PASS getComputedStyle(gridItem, '').getPropertyValue('grid-row-end') is "auto"
 PASS successfullyParsed is true
 
 TEST COMPLETE

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-column-row-get-set.html (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-column-row-get-set.html	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-column-row-get-set.html	2016-05-12 09:12:13 UTC (rev 200755)
@@ -76,7 +76,7 @@
     grid-row: firstArea;
 }
 .gridItemWithNamedGridAreaAndSpan {
-    grid-column: thirdArea / span;
+    grid-column: thirdArea / span 1;
     grid-row: firstArea / span 2;
 }
 </style>
@@ -116,7 +116,7 @@
     testColumnRowCSSParsing("gridItemWithNegativePositiveIntegerElement", "10 / -10", "-8 / 5");
     testColumnRowCSSParsing("gridItemWithBeforeSpanElement", "span 2 / 4", "3 / span 5");
     testColumnRowCSSParsing("gridItemWithAfterSpanElement", "span 2 / 4", "3 / span 5");
-    testColumnRowCSSParsing("gridItemWith2OnlySpanElement", "span 1 / span 1", "span 1 / span 1");
+    testColumnRowCSSParsing("gridItemWith2OnlySpanElement", "auto / auto", "auto / auto");
     testColumnRowCSSParsing("gridItemWith2AutoElement", "auto / auto" , "auto / auto");
     testColumnRowCSSParsing("gridItemWithBothShortLongHandElement", "10 / 11", "4 / 5");
     testColumnRowCSSParsing("gridItemWithNoSpaceElement", "auto / 1", "5 / auto");
@@ -148,7 +148,8 @@
     testColumnRowJSParsing("-5 / 5", "4 / -4");
     testColumnRowJSParsing("4 / auto", "5 / auto");
     testColumnRowJSParsing("auto / 5", "auto / 8");
-    testColumnRowJSParsing("span / 3", "5 / span", "span 1 / 3", "5 / span 1");
+    testColumnRowJSParsing("span / 3", "5 / span", "auto / auto", "auto / auto");
+    testColumnRowJSParsing("span 1 / 3", "5 / span 1", "span 1 / 3", "5 / span 1");
     testColumnRowJSParsing("first span / 3", "5 / last span", "span 1 first / 3", "5 / span 1 last");
     testColumnRowJSParsing("first / last", "nav / last span", "first / last", "nav / span 1 last");
     testColumnRowJSParsing("3 first / 2 last", "5 nav / last 7 span", "3 first / 2 last", "5 nav / span 7 last");
@@ -201,6 +202,10 @@
     testColumnRowInvalidJSParsing("6 / 0", "8 / 0");
     testColumnRowInvalidJSParsing("0", "0");
 
+    // 'span' alone is invalid
+    testColumnRowInvalidJSParsing("span", "span");
+    testColumnRowInvalidJSParsing("span / span", "span / span");
+
     testColumnRowInvalidJSParsing("span span / span span", "span span / span span");
 
     // More than 1 <integer> and / or <string>.

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-end-after-get-set-expected.txt (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-end-after-get-set-expected.txt	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-end-after-get-set-expected.txt	2016-05-12 09:12:13 UTC (rev 200755)
@@ -34,12 +34,12 @@
 PASS getComputedStyle(gridItemWithAfterSpan, '').getPropertyValue('grid-row') is "auto / span 9"
 PASS getComputedStyle(gridItemWithAfterSpan, '').getPropertyValue('grid-row-start') is "auto"
 PASS getComputedStyle(gridItemWithAfterSpan, '').getPropertyValue('grid-row-end') is "span 9"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column') is "auto / span 1"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column') is "auto / auto"
 PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column-start') is "auto"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column-end') is "span 1"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row') is "auto / span 1"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column-end') is "auto"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row') is "auto / auto"
 PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row-start') is "auto"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row-end') is "span 1"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row-end') is "auto"
 PASS getComputedStyle(gridItemWithAutoElement, '').getPropertyValue('grid-column') is "auto / auto"
 PASS getComputedStyle(gridItemWithAutoElement, '').getPropertyValue('grid-column-start') is "auto"
 PASS getComputedStyle(gridItemWithAutoElement, '').getPropertyValue('grid-column-end') is "auto"

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-end-after-get-set.html (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-end-after-get-set.html	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-end-after-get-set.html	2016-05-12 09:12:13 UTC (rev 200755)
@@ -81,7 +81,7 @@
     testColumnRowCSSParsing("gridItemWithNegativeInteger", "auto / -10", "auto / -15");
     testColumnRowCSSParsing("gridItemWithBeforeSpan", "auto / span 2", "auto / span 9");
     testColumnRowCSSParsing("gridItemWithAfterSpan", "auto / span 2", "auto / span 9");
-    testColumnRowCSSParsing("gridItemWithOnlySpan", "auto / span 1", "auto / span 1");
+    testColumnRowCSSParsing("gridItemWithOnlySpan", "auto / auto", "auto / auto");
     testColumnRowCSSParsing("gridItemWithAutoElement", "auto / auto", "auto / auto");
     testColumnRowCSSParsing("gridItemWithCustomIdent", "auto / first", "auto / last");
     testColumnRowCSSParsing("gridItemWithNumberCustomIdent", "auto / 2 first", "auto / 3 last");

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-negative-position-resolution.html (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-negative-position-resolution.html	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-negative-position-resolution.html	2016-05-12 09:12:13 UTC (rev 200755)
@@ -59,7 +59,7 @@
 }
 
 .negativeEndPositionStartSpanInColumnDirection {
-    grid-column: span / -1;
+    grid-column: span 1 / -1;
     grid-row: 1;
 }
 
@@ -69,7 +69,7 @@
 }
 
 .negativeNamedGridLineEndPositionStartSpanInColumnDirection {
-    grid-column: span / last;
+    grid-column: span 1 / last;
     grid-row: 1;
 }
 

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-start-before-get-set-expected.txt (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-start-before-get-set-expected.txt	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-start-before-get-set-expected.txt	2016-05-12 09:12:13 UTC (rev 200755)
@@ -32,11 +32,11 @@
 PASS getComputedStyle(gridItemWithAfterSpan, '').getPropertyValue('grid-row') is "span 8 / auto"
 PASS getComputedStyle(gridItemWithAfterSpan, '').getPropertyValue('grid-row-start') is "span 8"
 PASS getComputedStyle(gridItemWithAfterSpan, '').getPropertyValue('grid-row-end') is "auto"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column') is "span 1 / auto"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column-start') is "span 1"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column') is "auto / auto"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column-start') is "auto"
 PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-column-end') is "auto"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row') is "span 1 / auto"
-PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row-start') is "span 1"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row') is "auto / auto"
+PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row-start') is "auto"
 PASS getComputedStyle(gridItemWithOnlySpan, '').getPropertyValue('grid-row-end') is "auto"
 PASS getComputedStyle(gridItemWithAutoElement, '').getPropertyValue('grid-column') is "auto / auto"
 PASS getComputedStyle(gridItemWithAutoElement, '').getPropertyValue('grid-column-start') is "auto"

Modified: trunk/LayoutTests/fast/css-grid-layout/grid-item-start-before-get-set.html (200754 => 200755)


--- trunk/LayoutTests/fast/css-grid-layout/grid-item-start-before-get-set.html	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/LayoutTests/fast/css-grid-layout/grid-item-start-before-get-set.html	2016-05-12 09:12:13 UTC (rev 200755)
@@ -86,7 +86,7 @@
     testColumnRowCSSParsing("gridItemWithNegativeInteger", "-10 / auto", "-15 / auto");
     testColumnRowCSSParsing("gridItemWithBeforeSpan", "span 2 / auto", "span 8 / auto");
     testColumnRowCSSParsing("gridItemWithAfterSpan", "span 2 / auto", "span 8 / auto");
-    testColumnRowCSSParsing("gridItemWithOnlySpan", "span 1 / auto", "span 1 / auto");
+    testColumnRowCSSParsing("gridItemWithOnlySpan", "auto / auto", "auto / auto");
     testColumnRowCSSParsing("gridItemWithAutoElement", "auto / auto", "auto / auto");
     testColumnRowCSSParsing("gridItemWithCustomIdent", "first / auto", "last / auto");
     testColumnRowCSSParsing("gridItemWithNumberCustomIdent", "2 first / auto", "3 last / auto");

Modified: trunk/Source/WebCore/ChangeLog (200754 => 200755)


--- trunk/Source/WebCore/ChangeLog	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/Source/WebCore/ChangeLog	2016-05-12 09:12:13 UTC (rev 200755)
@@ -1,3 +1,21 @@
+2016-05-12  Manuel Rego Casasnovas  <r...@igalia.com>
+
+        [css-grid] Incorrect parsing when using just 'span" as grid-line value
+        https://bugs.webkit.org/show_bug.cgi?id=157615
+
+        Reviewed by Sergio Villar Senin.
+
+        The spec is pretty clear about this:
+        https://drafts.csswg.org/css-grid/#typedef-grid-row-start-grid-line
+
+        The possible options when using "span" to reference a grid line are:
+          [ span && [ <integer> || <custom-ident> ] ]
+
+        Thus, "span" keyword alone produces an invalid declaration.
+
+        * css/CSSParser.cpp:
+        (WebCore::CSSParser::parseGridPosition):
+
 2016-05-12  Csaba Osztrogonác  <o...@webkit.org>
 
         Remove ENABLE(ES6_ARROWFUNCTION_SYNTAX) guards

Modified: trunk/Source/WebCore/css/CSSParser.cpp (200754 => 200755)


--- trunk/Source/WebCore/css/CSSParser.cpp	2016-05-12 09:12:12 UTC (rev 200754)
+++ trunk/Source/WebCore/css/CSSParser.cpp	2016-05-12 09:12:13 UTC (rev 200755)
@@ -5503,6 +5503,10 @@
     if (!hasSeenSpanKeyword && !gridLineName && !numericValue)
         return nullptr;
 
+    // If we have "span" keyword alone is invalid.
+    if (hasSeenSpanKeyword && !gridLineName && !numericValue)
+        return nullptr;
+
     // Negative numbers are not allowed for span (but are for <integer>).
     if (hasSeenSpanKeyword && numericValue && numericValue->getIntValue() < 0)
         return nullptr;
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