1 files changed, 110 insertions, 0 deletions
diff --git a/intl/uconv/tests/unit/head_charsetConversionTests.js b/intl/uconv/tests/unit/head_charsetConversionTests.js
new file mode 100644
index 0000000000..4fbf6e9af7
--- /dev/null
+++ b/intl/uconv/tests/unit/head_charsetConversionTests.js
@@ -0,0 +1,110 @@
+var CC = Components.Constructor;
+
+function CreateScriptableConverter() {
+  var ScriptableUnicodeConverter = CC(
+    "@mozilla.org/intl/scriptableunicodeconverter",
+    "nsIScriptableUnicodeConverter"
+  );
+
+  return new ScriptableUnicodeConverter();
+}
+
+function checkDecode(converter, charset, inText, expectedText) {
+  try {
+    converter.charset = charset;
+  } catch (e) {
+    converter.charset = "iso-8859-1";
+  }
+
+  dump("testing decoding from " + charset + " to Unicode.\n");
+  try {
+    var outText = converter.ConvertToUnicode(inText);
+  } catch (e) {
+    outText = "\ufffd";
+  }
+
+  if (outText != expectedText) {
+    for (var i = 0; i < inText.length; ++i) {
+      var inn = inText[i];
+      var out = outText[i];
+      var expected = expectedText[i];
+      if (out != expected) {
+        dump(
+          "Decoding error at position " +
+            i +
+            ": for input " +
+            escape(inn) +
+            " expected " +
+            escape(expected) +
+            " but got " +
+            escape(out) +
+            "\n"
+        );
+      }
+    }
+  }
+  Assert.equal(outText, expectedText);
+}
+
+function checkEncode(converter, charset, inText, expectedText) {
+  try {
+    converter.charset = charset;
+  } catch (e) {
+    converter.charset = "iso-8859-1";
+  }
+
+  dump("testing encoding from Unicode to " + charset + "\n");
+  var outText = converter.ConvertFromUnicode(inText) + converter.Finish();
+
+  if (outText != expectedText) {
+    for (var i = 0; i < inText.length; ++i) {
+      var inn = inText[i];
+      var out = outText[i];
+      var expected = expectedText[i];
+      if (out != expected) {
+        dump(
+          "Encoding error at position " +
+            i +
+            ": for input " +
+            escape(inn) +
+            " expected " +
+            escape(expected) +
+            " but got " +
+            escape(out) +
+            "\n"
+        );
+      }
+    }
+  }
+  Assert.equal(outText, expectedText);
+}
+
+function testDecodeAliases(aliases, inString, expectedString) {
+  var converter = CreateScriptableConverter();
+  for (var i = 0; i < aliases.length; ++i) {
+    checkDecode(converter, aliases[i], inString, expectedString);
+  }
+}
+
+function testEncodeAliases(aliases, inString, expectedString) {
+  var converter = CreateScriptableConverter();
+  for (var i = 0; i < aliases.length; ++i) {
+    checkEncode(converter, aliases[i], inString, expectedString);
+  }
+}
+
+function testDecodeAliasesInternal(aliases, inString, expectedString) {
+  var converter = CreateScriptableConverter();
+  converter.isInternal = true;
+  for (var i = 0; i < aliases.length; ++i) {
+    checkDecode(converter, aliases[i], inString, expectedString);
+  }
+}
+
+function testEncodeAliasesInternal(aliases, inString, expectedString) {
+  var converter = CreateScriptableConverter();
+  converter.isInternal = true;
+  for (var i = 0; i < aliases.length; ++i) {
+    checkEncode(converter, aliases[i], inString, expectedString);
+  }
+}