pjs/js/tests/js1_2/statements/switch2.js

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JavaScript

/* 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 compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* 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 Mozilla Communicator client code, released March
* 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
*/
/**
Filename: switch2.js
Description: 'Tests the switch statement'
http://scopus.mcom.com/bugsplat/show_bug.cgi?id=323696
Author: Norris Boyd
Date: July 31, 1998
*/
var SECTION = 'As described in Netscape doc "Whats new in JavaScript 1.2"';
var VERSION = 'no version';
startTest();
var TITLE = 'statements: switch';
var BUGNUMBER="323626";
writeHeaderToLog("Executing script: switch2.js");
writeHeaderToLog( SECTION + " "+ TITLE);
var count = 0;
var testcases = new Array();
// test defaults not at the end; regression test for a bug that
// nearly made it into 4.06
function f0(i) {
switch(i) {
default:
case "a":
case "b":
return "ab*"
case "c":
return "c";
case "d":
return "d";
}
return "";
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
f0("a"), "ab*");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f0("b"), "ab*");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f0("*"), "ab*");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f0("c"), "c");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f0("d"), "d");
function f1(i) {
switch(i) {
case "a":
case "b":
default:
return "ab*"
case "c":
return "c";
case "d":
return "d";
}
return "";
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
f1("a"), "ab*");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f1("b"), "ab*");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f1("*"), "ab*");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f1("c"), "c");
testcases[count++] = new TestCase(SECTION, 'switch statement',
f1("d"), "d");
// Switch on integer; will use TABLESWITCH opcode in C engine
function f2(i) {
switch (i) {
case 0:
case 1:
return 1;
case 2:
return 2;
}
// with no default, control will fall through
return 3;
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
f2(0), 1);
testcases[count++] = new TestCase(SECTION, 'switch statement',
f2(1), 1);
testcases[count++] = new TestCase(SECTION, 'switch statement',
f2(2), 2);
testcases[count++] = new TestCase(SECTION, 'switch statement',
f2(3), 3);
// empty switch: make sure expression is evaluated
var se = 0;
switch (se = 1) {
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
se, 1);
// only default
se = 0;
switch (se) {
default:
se = 1;
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
se, 1);
// in loop, break should only break out of switch
se = 0;
for (var i=0; i < 2; i++) {
switch (i) {
case 0:
case 1:
break;
}
se = 1;
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
se, 1);
// test "fall through"
se = 0;
i = 0;
switch (i) {
case 0:
se++;
/* fall through */
case 1:
se++;
break;
}
testcases[count++] = new TestCase(SECTION, 'switch statement',
se, 2);
test();
// Needed: tests for evaluation time of case expressions.
// This issue was under debate at ECMA, so postponing for now.
function test() {
writeLineToLog("hi");
for ( tc=0; tc < testcases.length; tc++ ) {
testcases[tc].passed = writeTestCaseResult(
testcases[tc].expect,
testcases[tc].actual,
testcases[tc].description +" = "+
testcases[tc].actual );
testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
}
stopTest();
return ( testcases );
}