Issue 4125 - [emscripten] Convert filter classes to C++

test/filterClasses.js

Index: test/filterClasses.js
===================================================================
new file mode 100644
--- /dev/null
+++ b/test/filterClasses.js
@@ -0,0 +1,80 @@
+"use strict";
+
+let filterClasses = require("../lib/filterClassesNew");
+let Filter = filterClasses.Filter;
+let InvalidFilter = filterClasses.InvalidFilter;
+let CommentFilter = filterClasses.CommentFilter;
+let RegExpFilter = filterClasses.RegExpFilter;
+let ElemHideFilter = filterClasses.ElemHideFilter;
+let ElemHideException = filterClasses.ElemHideException;
+
+exports.testFromText = function(test)
+{
+  let tests = [
+    ["!asdf", CommentFilter, "comment"],
+    ["asdf", RegExpFilter, "blocking"],
+    ["##asdf", ElemHideFilter, "elemhide"],
+    ["#@#asdf", ElemHideException, "elemhideexception"],
+    ["foobar##asdf", ElemHideFilter, "elemhide"],
+    ["foobar#@#asdf", ElemHideException, "elemhideexception"],
+    ["foobar##a", ElemHideFilter, "elemhide"],
+    ["foobar#@#a", ElemHideException, "elemhideexception"],
+
+    ["foobar#asdf", RegExpFilter, "blocking"],
+    ["foobar|foobas##asdf", RegExpFilter, "blocking"],
+    ["foobar##asdf{asdf}", RegExpFilter, "blocking"],
+    ["foobar##", RegExpFilter, "blocking"],
+    ["foobar#@#", RegExpFilter, "blocking"],
+  ];
+  for (let [text, type, typeName] of tests)
+  {
+    let filter = Filter.fromText(text);
+    test.ok(filter instanceof Filter, "Got filter for " + text);
+    test.equal(filter.text, text, "Correct filter text for " + text);
+    test.ok(filter instanceof type, "Correct filter type for " + text);
+    test.equal(filter.type, typeName, "Type name for " + text + " is " + typeName);
+  }
+  test.done();
+}
+
+exports.testNormalize = function(test)
+{
+  let tests = [
+    ["  foo bar ", "foobar"],
+    ["foobar", "foobar"],
+    [" !  comment something ", "!  comment something"],
+    [" ! \n comment something ", "!  comment something"],
+    [" foo , bar ## foo > bar ", "foo,bar##foo > bar"],
+    [" foo , bar #@# foo > bar ", "foo,bar#@#foo > bar"],
+  ];
+  for (let [text, expected] of tests)
+    test.equal(Filter.normalize(text), expected);
+  test.done();
+}
+
+exports.testActiveFilter = function(test)
+{
+  let filter1 = Filter.fromText("asdf");
+  let filter1copy = Filter.fromText("asdf");
+  let filter2 = Filter.fromText("##foobar");
+
+  test.ok(!filter1.disabled && !filter1copy.disabled && !filter2.disabled, "Filters are initially enabled");
+  filter1.disabled = true;
+  test.ok(filter1.disabled, "Disabling filter works");
+  test.ok(filter1copy.disabled, "Filter copies are also disabled");
+  test.ok(!filter2.disabled, "Disabling one filter doesn't disable others");
+
+  test.ok(filter1.hitCount === 0 && filter1copy.hitCount === 0 && filter2.hitCount === 0, "Filters have no hit initially");
+  filter1.hitCount = 5;
+  test.equal(filter1.hitCount, 5, "Changing hit count works");
+  test.equal(filter1copy.hitCount, 5, "Hit count of filter copies is also changed");
+  test.equal(filter2.hitCount, 0, "Hit count of other filters isn't affected");
+
+  test.ok(filter1.lastHit === 0 && filter1copy.lastHit === 0 && filter2.lastHit === 0, "Filters have no last hit time initially");
+  filter1.lastHit = 10;
+  test.equal(filter1.lastHit, 10, "Changing last hit time works");
+  test.equal(filter1copy.lastHit, 10, "Last hit time of filter copies is also changed");
+  test.equal(filter2.lastHit, 0, "Last hit time of other filters isn't affected");
+
+  test.done();
+}