Implements hanging property for text-indent from CSS3

LayoutTests/fast/css3-text/css3-text-indent/getComputedStyle/script-tests/getComputedStyle-text-indent.js

 function testElementStyle(propertyJS, propertyCSS, value)
 {
     shouldBe("e.style." + propertyJS, "'" + value + "'");
     shouldBe("e.style.getPropertyValue('" + propertyCSS + "')", "'" + value + "'");
 }
 
 function testComputedStyle(propertyJS, propertyCSS, value)
 {
     computedStyle = window.getComputedStyle(e, null);
     shouldBe("computedStyle." + propertyJS, "'" + value + "'");
@@ skipping 19 matching lines @@
 }
 
 description("This test checks that text-indent parses properly the properties from CSS3 Text.");
 
 e = document.getElementById('test');
 
 debug("Test the initial value:");
 testComputedStyle("textIndent", "text-indent", '0px');
 debug('');
 
-valueSettingTest('10em', '10em', '100px');
-valueSettingTest('20ex', '20ex', '200px');
+valueSettingTest('100px', '100px', '100px');
+valueSettingTest('20em', '20em', '200px');
 valueSettingTest('50%', '50%', '50%');
 valueSettingTest('calc(10px + 20px)', 'calc(30px)', '30px');
-valueSettingTest('10em each-line', '10em each-line', '100px each-line');
-valueSettingTest('each-line 10em', '10em each-line', '100px each-line');
-valueSettingTest('20ex each-line', '20ex each-line', '200px each-line');
-valueSettingTest('each-line 20ex', '20ex each-line', '200px each-line');
+valueSettingTest('100px each-line', '100px each-line', '100px each-line');
+valueSettingTest('each-line 100px', 'each-line 100px', '100px each-line');
+valueSettingTest('20em each-line', '20em each-line', '200px each-line');
+valueSettingTest('each-line 20em', 'each-line 20em', '200px each-line');
 valueSettingTest('30% each-line', '30% each-line', '30% each-line');
-valueSettingTest('each-line 30%', '30% each-line', '30% each-line');
+valueSettingTest('each-line 30%', 'each-line 30%', '30% each-line');
 valueSettingTest('calc(10px + 20px) each-line', 'calc(30px) each-line', '30px each-line');
-valueSettingTest('each-line calc(10px + 20px)', 'calc(30px) each-line', '30px each-line');
+valueSettingTest('each-line calc(10px + 20px)', 'each-line calc(30px)', '30px each-line');
+valueSettingTest('100px hanging', '100px hanging', '100px hanging');
+valueSettingTest('hanging 100px', 'hanging 100px', '100px hanging');
+valueSettingTest('20em hanging', '20em hanging', '200px hanging');
+valueSettingTest('hanging 20em', 'hanging 20em', '200px hanging');
+valueSettingTest('30% hanging', '30% hanging', '30% hanging');
+valueSettingTest('hanging 30%', 'hanging 30%', '30% hanging');
+valueSettingTest('calc(10px + 20px) hanging', 'calc(30px) hanging', '30px hanging');
+valueSettingTest('hanging calc(10px + 20px)', 'hanging calc(30px)', '30px hanging');
+valueSettingTest('100px each-line hanging', '100px each-line hanging', '100px each-line hanging');
+valueSettingTest('each-line 100px hanging', 'each-line 100px hanging', '100px each-line hanging');
+valueSettingTest('each-line hanging 100px', 'each-line hanging 100px', '100px each-line hanging');
+valueSettingTest('100px hanging each-line', '100px hanging each-line', '100px each-line hanging');
+valueSettingTest('hanging 100px each-line', 'hanging 100px each-line', '100px each-line hanging');
+valueSettingTest('hanging each-line 100px', 'hanging each-line 100px', '100px each-line hanging');
+valueSettingTest('30% each-line hanging', '30% each-line hanging', '30% each-line hanging');
+valueSettingTest('each-line 30% hanging', 'each-line 30% hanging', '30% each-line hanging');
+valueSettingTest('each-line hanging 30%', 'each-line hanging 30%', '30% each-line hanging');
+valueSettingTest('30% hanging each-line', '30% hanging each-line', '30% each-line hanging');
+valueSettingTest('hanging 30% each-line', 'hanging 30% each-line', '30% each-line hanging');
+valueSettingTest('hanging each-line 30%', 'hanging each-line 30%', '30% each-line hanging');
 debug('');
 
 defaultValue = '0px'
 e.style.textIndent = defaultValue;
 invalidValueSettingTest('10m', defaultValue);
+invalidValueSettingTest('100px 100px', defaultValue);
+invalidValueSettingTest('100px line', defaultValue);
+invalidValueSettingTest('100px hang', defaultValue);
 invalidValueSettingTest('10m each-line', defaultValue);
 invalidValueSettingTest('each-line 10m', defaultValue);
-invalidValueSettingTest('10em 10em', defaultValue);
+invalidValueSettingTest('10m hangning', defaultValue);
+invalidValueSettingTest('hanging 10m', defaultValue);
+invalidValueSettingTest('10m each-line hanging', defaultValue);
 invalidValueSettingTest('each-line', defaultValue);
-invalidValueSettingTest('10em each-line 10em', defaultValue);
-invalidValueSettingTest('each-line 10em each-line', defaultValue);
+invalidValueSettingTest('hanging', defaultValue);
+invalidValueSettingTest('each-line hanging', defaultValue);
+invalidValueSettingTest('100px each-line 100px', defaultValue);
+invalidValueSettingTest('100px hanging 100px', defaultValue);
+invalidValueSettingTest('each-line 100px each-line', defaultValue);
+invalidValueSettingTest('hanging 100px hanging', defaultValue);
+invalidValueSettingTest('100px line hanging', defaultValue);
+invalidValueSettingTest('100px each-line hang', defaultValue);