Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2008 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | // Flags: --expose-debug-as debug |
| 29 | // Test the mirror object for functions. |
| 30 | |
| 31 | function MirrorRefCache(json_refs) { |
| 32 | var tmp = eval('(' + json_refs + ')'); |
| 33 | this.refs_ = []; |
| 34 | for (var i = 0; i < tmp.length; i++) { |
| 35 | this.refs_[tmp[i].handle] = tmp[i]; |
| 36 | } |
| 37 | } |
| 38 | |
| 39 | MirrorRefCache.prototype.lookup = function(handle) { |
| 40 | return this.refs_[handle]; |
| 41 | } |
| 42 | |
| 43 | function testFunctionMirror(f) { |
| 44 | // Create mirror and JSON representation. |
| 45 | var mirror = debug.MakeMirror(f); |
| 46 | var serializer = debug.MakeMirrorSerializer(); |
| 47 | var json = JSON.stringify(serializer.serializeValue(mirror)); |
| 48 | var refs = new MirrorRefCache( |
| 49 | JSON.stringify(serializer.serializeReferencedObjects())); |
| 50 | |
| 51 | // Check the mirror hierachy. |
| 52 | assertTrue(mirror instanceof debug.Mirror); |
| 53 | assertTrue(mirror instanceof debug.ValueMirror); |
| 54 | assertTrue(mirror instanceof debug.ObjectMirror); |
| 55 | assertTrue(mirror instanceof debug.FunctionMirror); |
| 56 | |
| 57 | // Check the mirror properties. |
| 58 | assertTrue(mirror.isFunction()); |
| 59 | assertEquals('function', mirror.type()); |
| 60 | assertFalse(mirror.isPrimitive()); |
| 61 | assertEquals("Function", mirror.className()); |
| 62 | assertEquals(f.name, mirror.name()); |
| 63 | assertTrue(mirror.resolved()); |
| 64 | assertEquals(f.toString(), mirror.source()); |
| 65 | assertTrue(mirror.constructorFunction() instanceof debug.ObjectMirror); |
| 66 | assertTrue(mirror.protoObject() instanceof debug.Mirror); |
| 67 | assertTrue(mirror.prototypeObject() instanceof debug.Mirror); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 68 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 69 | // Test text representation |
| 70 | assertEquals(f.toString(), mirror.toText()); |
| 71 | |
| 72 | // Parse JSON representation and check. |
| 73 | var fromJSON = eval('(' + json + ')'); |
| 74 | assertEquals('function', fromJSON.type); |
| 75 | assertEquals('Function', fromJSON.className); |
| 76 | assertEquals('function', refs.lookup(fromJSON.constructorFunction.ref).type); |
| 77 | assertEquals('Function', refs.lookup(fromJSON.constructorFunction.ref).name); |
| 78 | assertTrue(fromJSON.resolved); |
| 79 | assertEquals(f.name, fromJSON.name); |
| 80 | assertEquals(f.toString(), fromJSON.source); |
| 81 | |
| 82 | // Check the formatted text (regress 1142074). |
| 83 | assertEquals(f.toString(), fromJSON.text); |
| 84 | } |
| 85 | |
| 86 | |
| 87 | // Test a number of different functions. |
| 88 | testFunctionMirror(function(){}); |
| 89 | testFunctionMirror(function a(){return 1;}); |
| 90 | testFunctionMirror(Math.sin); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 91 | testFunctionMirror((function(){}).bind({}), "Object"); |