API/tests/testapi.js

   1 /*
   2  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 function shouldBe(a, b)
  27 {
  28     var evalA;
  29     try {
  30         evalA = eval(a);
  31     } catch(e) {
  32         evalA = e;
  33     }
  34
  35     if (evalA == b || isNaN(evalA) && typeof evalA == 'number' && isNaN(b) && typeof b == 'number')
  36         print("PASS: " + a + " should be " + b + " and is.", "green");
  37     else
  38         print("__FAIL__: " + a + " should be " + b + " but instead is " + evalA + ".", "red");
  39 }
  40
  41 function shouldThrow(a)
  42 {
  43     var result = "__FAIL__: " + a + " did not throw an exception.";
  44
  45     var evalA;
  46     try {
  47         eval(a);
  48     } catch(e) {
  49         result = "PASS: " + a + " threw: " + e;
  50     }
  51
  52     print(result);
  53 }
  54
  55 function globalStaticFunction()
  56 {
  57     return 4;
  58 }
  59
  60 shouldBe("globalStaticValue", 3);
  61 shouldBe("globalStaticFunction()", 4);
  62
  63 shouldBe("typeof MyObject", "function"); // our object implements 'call'
  64 MyObject.cantFind = 1;
  65 shouldBe("MyObject.cantFind", undefined);
  66 MyObject.regularType = 1;
  67 shouldBe("MyObject.regularType", 1);
  68 MyObject.alwaysOne = 2;
  69 shouldBe("MyObject.alwaysOne", 1);
  70 MyObject.cantDelete = 1;
  71 delete MyObject.cantDelete;
  72 shouldBe("MyObject.cantDelete", 1);
  73 shouldBe("delete MyObject.throwOnDelete", 2); // deleteProperty -- should throw 2
  74 MyObject.cantSet = 1;
  75 shouldBe("MyObject.cantSet", undefined);
  76
  77 var foundMyPropertyName = false;
  78 var foundRegularType = false;
  79 for (var p in MyObject) {
  80     if (p == "myPropertyName")
  81         foundMyPropertyName = true;
  82     if (p == "regularType")
  83         foundRegularType = true;
  84 }
  85 print(foundMyPropertyName
  86       ? "PASS: MyObject.myPropertyName was enumerated"
  87       : "__FAIL__: MyObject.myPropertyName was not enumerated");
  88 print(foundRegularType
  89       ? "PASS: MyObject.regularType was enumerated"
  90       : "__FAIL__: MyObject.regularType was not enumerated");
  91
  92 myObject = new MyObject();
  93
  94 shouldBe("delete MyObject.regularType", true);
  95 shouldBe("MyObject.regularType", undefined);
  96 shouldBe("MyObject(0)", 1);
  97 shouldBe("MyObject()", undefined);
  98 shouldBe("typeof myObject", "object");
  99 shouldBe("MyObject ? 1 : 0", true); // toBoolean
 100 shouldBe("+MyObject", 1); // toNumber
 101 shouldBe("(MyObject.toString())", "[object MyObject]"); // toString
 102 shouldBe("String(MyObject)", "MyObjectAsString"); // type conversion to string
 103 shouldBe("MyObject - 0", NaN); // toPrimitive
 104
 105 shouldBe("typeof MyConstructor", "object");
 106 constructedObject = new MyConstructor(1);
 107 shouldBe("typeof constructedObject", "object");
 108 shouldBe("constructedObject.value", 1);
 109 shouldBe("myObject instanceof MyObject", true);
 110 shouldBe("(new Object()) instanceof MyObject", false);
 111
 112 shouldThrow("MyObject.nullGetSet = 1");
 113 shouldThrow("MyObject.nullGetSet");
 114 shouldThrow("MyObject.nullCall()");
 115 shouldThrow("MyObject.hasPropertyLie");
 116
 117 derived = new Derived();
 118
 119 // base properties and functions return 1 when called/gotten; derived, 2
 120 shouldBe("derived.baseProtoDup()", 2);
 121 shouldBe("derived.baseProto()", 1);
 122 shouldBe("derived.baseDup", 2);
 123 shouldBe("derived.baseOnly", 1);
 124 shouldBe("derived.protoOnly()", 2);
 125 shouldBe("derived.protoDup", 2);
 126 shouldBe("derived.derivedOnly", 2)
 127
 128 // base properties throw 1 when set; derived, 2
 129 shouldBe("derived.baseDup = 0", 2);
 130 shouldBe("derived.baseOnly = 0", 1);
 131 shouldBe("derived.derivedOnly = 0", 2)
 132 shouldBe("derived.protoDup = 0", 2);