LCOV - code coverage report
Current view: directory - js/src/jsapi-tests - testLookup.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 41 36 87.8 %
Date: 2012-06-02 Functions: 14 11 78.6 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2                 :  * vim: set ts=8 sw=4 et tw=99:
       3                 :  */
       4                 : 
       5                 : #include "tests.h"
       6                 : #include "jsfun.h"  // for js::IsInternalFunctionObject
       7                 : 
       8                 : #include "jsobjinlines.h"
       9                 : 
      10               4 : BEGIN_TEST(testLookup_bug522590)
      11                 : {
      12                 :     // Define a function that makes method-bearing objects.
      13               2 :     jsvalRoot x(cx);
      14               1 :     EXEC("function mkobj() { return {f: function () {return 2;}} }");
      15                 : 
      16                 :     // Calling mkobj() multiple times must create multiple functions in ES5.
      17               1 :     EVAL("mkobj().f !== mkobj().f", x.addr());
      18               1 :     CHECK_SAME(x, JSVAL_TRUE);
      19                 : 
      20                 :     // Now make x.f a method.
      21               1 :     EVAL("mkobj()", x.addr());
      22               1 :     JSObject *xobj = JSVAL_TO_OBJECT(x);
      23                 : 
      24                 :     // This lookup must not return an internal function object.
      25               2 :     jsvalRoot r(cx);
      26               1 :     CHECK(JS_LookupProperty(cx, xobj, "f", r.addr()));
      27               1 :     CHECK(JSVAL_IS_OBJECT(r));
      28               1 :     JSObject *funobj = JSVAL_TO_OBJECT(r);
      29               1 :     CHECK(funobj->isFunction());
      30               1 :     CHECK(!js::IsInternalFunctionObject(funobj));
      31                 : 
      32               1 :     return true;
      33                 : }
      34               1 : END_TEST(testLookup_bug522590)
      35                 : 
      36                 : JSBool
      37               3 : document_resolve(JSContext *cx, JSObject *obj, jsid id, unsigned flags, JSObject **objp)
      38                 : {
      39                 :     // If id is "all", and we're not detecting, resolve document.all=true.
      40               6 :     jsvalRoot v(cx);
      41               3 :     if (!JS_IdToValue(cx, id, v.addr()))
      42               0 :         return false;
      43               3 :     if (JSVAL_IS_STRING(v.value())) {
      44               3 :         JSString *str = JSVAL_TO_STRING(v.value());
      45               3 :         JSFlatString *flatStr = JS_FlattenString(cx, str);
      46               3 :         if (!flatStr)
      47               0 :             return false;
      48               3 :         if (JS_FlatStringEqualsAscii(flatStr, "all") && !(flags & JSRESOLVE_DETECTING)) {
      49               0 :             JSBool ok = JS_DefinePropertyById(cx, obj, id, JSVAL_TRUE, NULL, NULL, 0);
      50               0 :             *objp = ok ? obj : NULL;
      51               0 :             return ok;
      52                 :         }
      53                 :     }
      54               3 :     *objp = NULL;
      55               3 :     return true;
      56                 : }
      57                 : 
      58                 : static JSClass document_class = {
      59                 :     "document", JSCLASS_NEW_RESOLVE,
      60                 :     JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
      61                 :     JS_EnumerateStub, (JSResolveOp) document_resolve, JS_ConvertStub, JS_FinalizeStub,
      62                 :     JSCLASS_NO_OPTIONAL_MEMBERS
      63                 : };
      64                 : 
      65               4 : BEGIN_TEST(testLookup_bug570195)
      66                 : {
      67               1 :     JSObject *obj = JS_NewObject(cx, &document_class, NULL, NULL);
      68               1 :     CHECK(obj);
      69               1 :     CHECK(JS_DefineProperty(cx, global, "document", OBJECT_TO_JSVAL(obj), NULL, NULL, 0));
      70               2 :     jsvalRoot v(cx);
      71               1 :     EVAL("document.all ? true : false", v.addr());
      72               1 :     CHECK_SAME(v.value(), JSVAL_FALSE);
      73               1 :     EVAL("document.hasOwnProperty('all')", v.addr());
      74               1 :     CHECK_SAME(v.value(), JSVAL_FALSE);
      75               1 :     return true;
      76                 : }
      77               3 : END_TEST(testLookup_bug570195)

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