[129902] CSS parser doesn't handle negative value correctly
diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/model/CSSStyleRuleTest.java b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/model/CSSStyleRuleTest.java
index ee8d938..31d2d7d 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/model/CSSStyleRuleTest.java
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/model/CSSStyleRuleTest.java
@@ -41,7 +41,7 @@
 		assertTrue(rule instanceof CSSStyleRule);
 
 		declaration = ((CSSStyleRule) rule).getStyle();
-		assertEquals(19, declaration.getLength());
+		assertEquals(20, declaration.getLength());
 
 		// 01
 		value = declaration.getPropertyCSSValue("NUMBER");
@@ -61,8 +61,12 @@
 
 		// 05
 		value = declaration.getPropertyCSSValue("PX");
-		checkPrimitiveNumber(value, new PrimitiveNumber(CSSPrimitiveValue.CSS_PX, 123.456f));
+		checkPrimitiveNumber(value, new PrimitiveNumber(CSSPrimitiveValue.CSS_PX, +123.456f));
+		value = declaration.getPropertyCSSValue("PX2");
+		checkPrimitiveNumber(value, new PrimitiveNumber(CSSPrimitiveValue.CSS_PX, -123f));
 
+
+		
 		// 06
 		value = declaration.getPropertyCSSValue("CM");
 		checkPrimitiveNumber(value, new PrimitiveNumber(CSSPrimitiveValue.CSS_CM, 123.456f));
diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/CSSStyleRuleTest.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/CSSStyleRuleTest.css
index 8e4a89a..f5d6801 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/CSSStyleRuleTest.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/CSSStyleRuleTest.css
@@ -5,6 +5,7 @@
 	EMS: 123.456em;

 	EXS: 123.456ex;

 	PX: 123.456px;

+	PX2: -123px;

 	CM: 123.456cm;

 	MM: 123.456mm;

 	IN: 123.456in;

diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample04.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample04.css
index a761962..fdc36bf 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample04.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample04.css
@@ -138,7 +138,7 @@
 [412, 415] ({  )

     ContextRegion--> LBRACE: 0-1/3, 

 [415, 431] (margin-top: -5mm)

-    ContextRegion--> DECLARATION_PROPERTY: 0-10, ContextRegion--> DECLARATION_SEPARATOR: 10-11/12, ContextRegion--> DECLARATION_VALUE_IDENT: 12-16, 

+    ContextRegion--> DECLARATION_PROPERTY: 0-10, ContextRegion--> DECLARATION_SEPARATOR: 10-11/12, ContextRegion--> DECLARATION_VALUE_DIMENSION: 12-16, 

 [431, 433] (  )

     ContextRegion--> S: 0-2, 

 [433, 434] (})

diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample05.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample05.css
index a761962..fdc36bf 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample05.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample05.css
@@ -138,7 +138,7 @@
 [412, 415] ({  )

     ContextRegion--> LBRACE: 0-1/3, 

 [415, 431] (margin-top: -5mm)

-    ContextRegion--> DECLARATION_PROPERTY: 0-10, ContextRegion--> DECLARATION_SEPARATOR: 10-11/12, ContextRegion--> DECLARATION_VALUE_IDENT: 12-16, 

+    ContextRegion--> DECLARATION_PROPERTY: 0-10, ContextRegion--> DECLARATION_SEPARATOR: 10-11/12, ContextRegion--> DECLARATION_VALUE_DIMENSION: 12-16, 

 [431, 433] (  )

     ContextRegion--> S: 0-2, 

 [433, 434] (})

diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample07.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample07.css
index 902c663..a4879a8 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample07.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSSourceParserTest-sample07.css
@@ -257,7 +257,7 @@
     )

     ContextRegion--> S: 0-6, 

 [978, 1015] (clip : rect( -5px, 80px, 130px, 0px ))

-    ContextRegion--> DECLARATION_PROPERTY: 0-4/5, ContextRegion--> DECLARATION_SEPARATOR: 5-6/7, ContextRegion--> DECLARATION_VALUE_FUNCTION: 7-12/13, ContextRegion--> DECLARATION_VALUE_IDENT: 13-17, ContextRegion--> DECLARATION_VALUE_OPERATOR: 17-18/19, ContextRegion--> DECLARATION_VALUE_DIMENSION: 19-23, ContextRegion--> DECLARATION_VALUE_OPERATOR: 23-24/25, ContextRegion--> DECLARATION_VALUE_DIMENSION: 25-30, ContextRegion--> DECLARATION_VALUE_OPERATOR: 30-31/32, ContextRegion--> DECLARATION_VALUE_DIMENSION: 32-35/36, ContextRegion--> DECLARATION_VALUE_PARENTHESIS_CLOSE: 36-37, 

+    ContextRegion--> DECLARATION_PROPERTY: 0-4/5, ContextRegion--> DECLARATION_SEPARATOR: 5-6/7, ContextRegion--> DECLARATION_VALUE_FUNCTION: 7-12/13, ContextRegion--> DECLARATION_VALUE_DIMENSION: 13-17, ContextRegion--> DECLARATION_VALUE_OPERATOR: 17-18/19, ContextRegion--> DECLARATION_VALUE_DIMENSION: 19-23, ContextRegion--> DECLARATION_VALUE_OPERATOR: 23-24/25, ContextRegion--> DECLARATION_VALUE_DIMENSION: 25-30, ContextRegion--> DECLARATION_VALUE_OPERATOR: 30-31/32, ContextRegion--> DECLARATION_VALUE_DIMENSION: 32-35/36, ContextRegion--> DECLARATION_VALUE_PARENTHESIS_CLOSE: 36-37, 

 [1015, 1017] (

 )

     ContextRegion--> S: 0-2, 

diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample04.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample04.css
index 5bb3f2b..5d5d2e6 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample04.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample04.css
@@ -174,7 +174,7 @@
 [margin-top] DECLARATION_PROPERTY - 415, 10

 [:] DECLARATION_SEPARATOR - 425, 1

 [ ] S - 426, 1

-[-5mm] DECLARATION_VALUE_IDENT - 427, 4

+[-5mm] DECLARATION_VALUE_DIMENSION - 427, 4

 [  ] S - 431, 2

 [}] RBRACE - 433, 1

 [

diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample05.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample05.css
index 5bb3f2b..5d5d2e6 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample05.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample05.css
@@ -174,7 +174,7 @@
 [margin-top] DECLARATION_PROPERTY - 415, 10

 [:] DECLARATION_SEPARATOR - 425, 1

 [ ] S - 426, 1

-[-5mm] DECLARATION_VALUE_IDENT - 427, 4

+[-5mm] DECLARATION_VALUE_DIMENSION - 427, 4

 [  ] S - 431, 2

 [}] RBRACE - 433, 1

 [

diff --git a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample07.css b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample07.css
index 74b3076..ffed5b2 100644
--- a/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample07.css
+++ b/tests/org.eclipse.wst.css.core.tests/src/org/eclipse/wst/css/core/tests/testfiles/results/CSSTextParserTest-sample07.css
@@ -314,7 +314,7 @@
 [ ] S - 984, 1

 [rect(] DECLARATION_VALUE_FUNCTION - 985, 5

 [ ] DECLARATION_VALUE_S - 990, 1

-[-5px] DECLARATION_VALUE_IDENT - 991, 4

+[-5px] DECLARATION_VALUE_DIMENSION - 991, 4

 [,] DECLARATION_VALUE_OPERATOR - 995, 1

 [ ] DECLARATION_VALUE_S - 996, 1

 [80px] DECLARATION_VALUE_DIMENSION - 997, 4