Move font-variant-ligatures test to Mozilla style test

third_party/WebKit/LayoutTests/fast/text/font-features/resources/font-variant-features.js

 // Test case adapted from Mozilla tests for font-variant-subproperties available under
 // http://creativecommons.org/publicdomain/zero/1.0/
 // See discussion on https://bugzilla.mozilla.org/show_bug.cgi?id=1261445
 
 // data associated with gsubtest test font for testing font features
 
 // prefix
 gPrefix = "";
 
 // equivalent properties
@@ skipping 12 matching lines @@
   { prop: "font-variant-caps", value: "titling-caps", features: {"titl": 1, "smcp": 0} },
   { prop: "font-variant-caps", value: "unicase", features: {"unic": 1, "titl": 0} },
 
   // invalid values
   { prop: "font-variant-caps", value: "normal small-caps", features: {"smcp": 0}, invalid: true },
   { prop: "font-variant-caps", value: "small-caps potato", features: {"smcp": 0}, invalid: true },
   { prop: "font-variant-caps", value: "small-caps petite-caps", features: {"smcp": 0, "pcap": 0}, invalid: true },
   { prop: "font-variant-caps", value: "small-caps all-small-caps", features: {"smcp": 0, "c2sc": 0}, invalid: true },
   { prop: "font-variant-caps", value: "small-cap", features: {"smcp": 0}, invalid: true },
 
+  // font-variant-ligatures
+  // valid values
+  { prop: "font-variant-ligatures", value: "none", features: {"liga": 0, "dlig": 0, "clig": 0, "calt": 0, "hlig": 0} },
+  { prop: "font-variant-ligatures", value: "normal", features: {"liga": 1, "dlig": 0} },
+  { prop: "font-variant-ligatures", value: "common-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "no-common-ligatures", features: {"liga": 0, "clig": 0, "dlig": 0, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "discretionary-ligatures", features: {"liga": 1, "clig": 1, "dlig": 1, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "no-discretionary-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "historical-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 1, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "no-historical-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "contextual", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "no-contextual", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0, "calt": 0} },
+  { prop: "font-variant-ligatures", value: "common-ligatures no-discretionary-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "historical-ligatures no-common-ligatures", features: {"clig": 0, "liga": 0, "dlig": 0, "hlig": 1, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "no-historical-ligatures discretionary-ligatures", features: {"liga": 1, "clig": 1, "dlig": 1, "hlig": 0, "calt": 1} },
+  { prop: "font-variant-ligatures", value: "common-ligatures no-discretionary-ligatures historical-ligatures no-contextual", features: {"clig": 1, "dlig": 0, "hlig": 1, "liga": 1, "calt": 0} },
+
+  // invalid values
+  { prop: "font-variant-ligatures", value: "common-ligatures none", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "none common-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "common-ligatures normal", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "common-ligatures no-common-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "common-ligatures common-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "no-historical-ligatures historical-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "no-contextual contextual", features: {"liga": 1, "clig": 1, "dlig": 0, "hlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "no-discretionary-ligatures discretionary-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
+  { prop: "font-variant-ligatures", value: "common-ligatures no-discretionary-ligatures no-common-ligatures", features: {"liga": 1, "clig": 1, "dlig": 0}, invalid: true },
 ];
 
 // note: the code below requires an array "gFeatures" from :
 //   layout/reftests/fonts/gsubtest/gsubtest-features.js
 
 // The font defines feature lookups for all OpenType features for a
 // specific set of PUA codepoints, as listed in the gFeatures array.
 // Using these codepoints and feature combinations, tests can be
 // constructed to detect when certain features are enabled or not.
 
@@ skipping 91 matching lines @@
       span.innerHTML = "&#x" + cpOut.toString(16) + ";";
       span.title = f + "=" + feature;
       cell.appendChild(span);
     }
     row.appendChild(cell);
     table.appendChild(row);
   }
 
   return table;
 }