Initial add. Testing identifiers with double-byte names; see bug 58274.

js/tests/ecma_3/Unicode/uc-005.js

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+/* ***** BEGIN LICENSE BLOCK *****
+* Version: NPL 1.1/GPL 2.0/LGPL 2.1
+*
+* The contents of this file are subject to the Netscape Public License
+* Version 1.1 (the "License"); you may not use this file except in
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+*
+* Software distributed under the License is distributed on an "AS IS" basis,
+* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+* for the specific language governing rights and limitations under the
+* License.
+*
+* The Original Code is JavaScript Engine testing utilities.
+*
+* The Initial Developer of the Original Code is Netscape Communications Corp.
+* Portions created by the Initial Developer are Copyright (C) 2002
+* the Initial Developer. All Rights Reserved.
+*
+* Contributor(s): rogerl@netscape.com, pschwartau@netscape.com
+*
+* Alternatively, the contents of this file may be used under the terms of
+* either the GNU General Public License Version 2 or later (the "GPL"), or
+* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+* in which case the provisions of the GPL or the LGPL are applicable instead
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+* the provisions above, a recipient may use your version of this file under
+* the terms of any one of the NPL, the GPL or the LGPL.
+*
+* ***** END LICENSE BLOCK *****
+*
+*
+* Date:    15 July 2002
+* SUMMARY: Testing identifiers with double-byte names
+* See http://bugzilla.mozilla.org/show_bug.cgi?id=58274
+*
+*/
+//-----------------------------------------------------------------------------
+var UBound = 0;
+var bug = 58274;
+var summary = 'Testing identifiers with double-byte names';
+var status = '';
+var statusitems = [];
+var actual = '';
+var actualvalues = [];
+var expect= '';
+var expectedvalues = [];
+
+
+/*
+ * Define a function that uses double-byte identifiers in
+ * "every possible way"
+ *
+ * Then recover each double-byte identifier via f.toString().
+ * To make this easier, put a 'Z' token before every one.
+ *
+ * Our eval string will be:
+ *
+ * sEval = "function Z\u02b1(Z\u02b2, b) {
+ *          try { Z\u02b3 : var Z\u02b4 = Z\u02b1; }
+ *          catch (Z\u02b5) { for (var Z\u02b6 in Z\u02b5)
+ *          {for (1; 1<0; Z\u02b7++) {new Array()[Z\u02b6] = 1;} };} }";
+ *
+ * It will be helpful to build this string in stages:
+ */
+var s0 =  'function Z';
+var s1 =  '\u02b1(Z';
+var s2 =  '\u02b2, b) {try { Z';
+var s3 =  '\u02b3 : var Z';
+var s4 =  '\u02b4 = Z';
+var s5 =  '\u02b1; } catch (Z'
+var s6 =  '\u02b5) { for (var Z';
+var s7 =  '\u02b6 in Z';
+var s8 =  '\u02b5){for (1; 1<0; Z';
+var s9 =  '\u02b7++) {new Array()[Z';
+var s10 = '\u02b6] = 1;} };} }';
+
+
+/*
+ * Concatenate these and eval() to create the function Z\u02b1
+ */
+var sEval = s0 + s1 + s2 + s3 + s4 + s5 + s6 + s7 + s8 + s9 + s10;
+eval(sEval);
+
+
+/*
+ * Recover all the double-byte identifiers via Z\u02b1.toString().
+ * We'll recover the 1st one as arrID[1], the 2nd one as arrID[2],
+ * and so on ...
+ */
+var arrID = getIdentifiers(Z\u02b1);
+
+
+/*
+ * Now check that we got back what we put in -
+ */
+status = inSection(1);
+actual = arrID[1];
+expect = s1.charAt(0);
+addThis();
+
+status = inSection(2);
+actual = arrID[2];
+expect = s2.charAt(0);
+addThis();
+
+status = inSection(3);
+actual = arrID[3];
+expect = s3.charAt(0);
+addThis();
+
+status = inSection(4);
+actual = arrID[4];
+expect = s4.charAt(0);
+addThis();
+
+status = inSection(5);
+actual = arrID[5];
+expect = s5.charAt(0);
+addThis();
+
+status = inSection(6);
+actual = arrID[6];
+expect = s6.charAt(0);
+addThis();
+
+status = inSection(7);
+actual = arrID[7];
+expect = s7.charAt(0);
+addThis();
+
+status = inSection(8);
+actual = arrID[8];
+expect = s8.charAt(0);
+addThis();
+
+status = inSection(9);
+actual = arrID[9];
+expect = s9.charAt(0);
+addThis();
+
+status = inSection(10);
+actual = arrID[10];
+expect = s10.charAt(0);
+addThis();
+
+
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+
+
+/*
+ * Goal: recover the double-byte identifiers from f.toString()
+ * by getting the very next character after each 'Z' token.
+ *
+ * The return value will be an array |res| indexed such that
+ * |res[1]| is the 1st identifier, |res[2]| the 2nd, and so on.
+ *
+ */
+function getIdentifiers(f)
+{
+  var res = [];
+  var arr = f.toString().split('Z');
+
+  /*
+   * The identifiers are the 1st char of each split substring
+   * except the first one, which is just ('\n' +) 'function '.
+   *
+   * We'll store the first char of that one in |res[0]|.
+   * That way, the 1st identifier will be stored in |res[1]|,
+   * the 2nd one in |res[2]|, etc., making the indexing easy -
+   */
+  for (i in arr)
+    res.push(arr[i].charAt(0));
+  return res;
+}
+
+
+function addThis()
+{
+  statusitems[UBound] = status;
+  actualvalues[UBound] = actual;
+  expectedvalues[UBound] = expect;
+  UBound++;
+}
+
+
+function test()
+{
+  enterFunc('test');
+  printBugNumber(bug);
+  printStatus(summary);
+
+  for (var i=0; i<UBound; i++)
+  {
+    reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
+  }
+
+  exitFunc ('test');
+}