Add JS tests for global const equality.

testing/resources/javascript/consts.in

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@@ skipping 48 matching lines @@
 function doGlobalArrayTest(props) {
   try {
     for (var i = 0; i < props.length; ++i) {
       app.alert(props[i] + " is\n  " + eval(props[i]).join(",\n  "));
     }
   } catch (e) {
     app.alert("ERROR: " + e.toString());
   }
 }
 
+function doEqualityTests() {
+  app.alert("String equality test (==): " +
+            (IDS_GREATER_THAN == IDS_GREATER_THAN));
+  app.alert("String equality test (===): " +
+            (IDS_GREATER_THAN === IDS_GREATER_THAN));
+  app.alert("Array equality test (==): " +
+            (RE_PHONE_COMMIT == RE_PHONE_COMMIT));
+  app.alert("Array equality test (===): " +
+            (RE_PHONE_COMMIT === RE_PHONE_COMMIT));
+}
 
 try {
   doTest("border", ["s", "b", "d", "i", "u", "nonesuch"]);
   doTest("display", ["visible", "hidden", "noPrint", "noView", "nonesuch"]);
   doTest("font", ["Times", "TimesB", "TimesI", "TimesBI", "Helv", "HelvB",
                   "HelvI", "HelvBI", "Cour", "CourB", "CourI", "CourBI",
                   "Symbol", "ZapfD", "Nonesuch"]);
 
   doTest("highlight", ["n", "i", "p", "o", "nonesuch"]);
   doTest("position", ["textOnly", "iconOnly", "iconTextV", "textIconV",
@@ skipping 26 matching lines @@
     "RE_ZIP_ENTRY",
     "RE_ZIP_COMMIT",
     "RE_ZIP4_ENTRY",
     "RE_ZIP4_COMMIT",
     "RE_PHONE_ENTRY",
     "RE_PHONE_COMMIT",
     "RE_SSN_ENTRY",
     "RE_SSN_COMMIT"
   ]);
 
+  doEqualityTests();
 } catch (e) {
   app.alert("ERROR: " + e.toString());
 }
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