update the unit test cases for scientific notation

Author: neraliu

tests/test-patterns.js

@@ -539,6 +539,8 @@ var css3TestPatterns = [
         result: { rulesets: [ { selector: 'e', declaration: [ { key: 'border', value: '1e+1' } ] } ] } },
     { css: "e { border: 1E-1; }",
         result: { rulesets: [ { selector: 'e', declaration: [ { key: 'border', value: '1E-1' } ] } ] } },
+    { css: "e { border: 1e+1em; }",
+        result: { rulesets: [ { selector: 'e', declaration: [ { key: 'border', value: '1e+1em' } ] } ] } },
     { css: "e { border: +1; }",
         result: { rulesets: [ { selector: 'e', declaration: [ { key: 'border', value: "+1" } ] } ] } },
     { css: "e { border: -1; }",
@@ -640,7 +642,7 @@ var cssStrictTestPatterns = [
     { css: 'a:1e+1',          result: [ { key: 'a', value: '1e+1' } ] },
     { css: 'a:1E-1',          result: [ { key: 'a', value: '1E-1' } ] },
     { css: 'a:1em',           result: [ { key: 'a', value: '1em' } ] },
-    // { css: 'a:1e+1em',        result: [ { key: 'a', value: '1e+1em' } ] },
+    { css: 'a:1e+1em',        result: [ { key: 'a', value: '1e+1em' } ] },
     { css: 'a:1ex',           result: [ { key: 'a', value: '1ex' } ] },
     { css: 'a:1px',           result: [ { key: 'a', value: '1px' } ] },
     { css: 'a:1cm',           result: [ { key: 'a', value: '1cm' } ] },