1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/js/src/tests/ecma_5/misc/function-definition-eval.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,343 @@
1.4 +/*
1.5 + * Any copyright is dedicated to the Public Domain.
1.6 + * http://creativecommons.org/licenses/publicdomain/
1.7 + */
1.8 +
1.9 +//-----------------------------------------------------------------------------
1.10 +var BUGNUMBER = 577325;
1.11 +var summary = 'Implement the ES5 algorithm for processing function statements';
1.12 +
1.13 +print(BUGNUMBER + ": " + summary);
1.14 +
1.15 +/**************
1.16 + * BEGIN TEST *
1.17 + **************/
1.18 +
1.19 +var outer, desc;
1.20 +
1.21 +///////////////////////////////////////////////////
1.22 +// Function definitions over accessor properties //
1.23 +///////////////////////////////////////////////////
1.24 +
1.25 +var getCalled, setCalled;
1.26 +
1.27 +// configurable properties get blown away
1.28 +
1.29 +getCalled = false, setCalled = false;
1.30 +Object.defineProperty(this, "acc1",
1.31 + {
1.32 + get: function() { getCalled = true; throw "FAIL get 1"; },
1.33 + set: function(v) { setCalled = true; throw "FAIL set 1 " + v; },
1.34 + configurable: true,
1.35 + enumerable: false
1.36 + });
1.37 +
1.38 +// does not throw
1.39 +outer = undefined;
1.40 +eval("function acc1() { throw 'FAIL redefined 1'; } outer = acc1;");
1.41 +assertEq(getCalled, false);
1.42 +assertEq(setCalled, false);
1.43 +assertEq(typeof acc1, "function");
1.44 +assertEq(acc1, outer);
1.45 +desc = Object.getOwnPropertyDescriptor(this, "acc1");
1.46 +assertEq(desc.value, acc1);
1.47 +assertEq(desc.writable, true);
1.48 +assertEq(desc.enumerable, true);
1.49 +assertEq(desc.configurable, true);
1.50 +
1.51 +
1.52 +getCalled = false, setCalled = false;
1.53 +Object.defineProperty(this, "acc2",
1.54 + {
1.55 + get: function() { getCalled = true; throw "FAIL get 2"; },
1.56 + set: function(v) { setCalled = true; throw "FAIL set 2 " + v; },
1.57 + configurable: true,
1.58 + enumerable: true
1.59 + });
1.60 +
1.61 +// does not throw
1.62 +outer = undefined;
1.63 +eval("function acc2() { throw 'FAIL redefined 2'; } outer = acc2;");
1.64 +assertEq(getCalled, false);
1.65 +assertEq(setCalled, false);
1.66 +assertEq(typeof acc2, "function");
1.67 +assertEq(acc2, outer);
1.68 +desc = Object.getOwnPropertyDescriptor(this, "acc2");
1.69 +assertEq(desc.value, acc2);
1.70 +assertEq(desc.writable, true);
1.71 +assertEq(desc.enumerable, true);
1.72 +assertEq(desc.configurable, true);
1.73 +
1.74 +
1.75 +// non-configurable properties produce a TypeError
1.76 +
1.77 +getCalled = false, setCalled = false;
1.78 +Object.defineProperty(this, "acc3",
1.79 + {
1.80 + get: function() { getCalled = true; throw "FAIL get 3"; },
1.81 + set: function(v) { setCalled = true; throw "FAIL set 3 " + v; },
1.82 + configurable: false,
1.83 + enumerable: true
1.84 + });
1.85 +
1.86 +outer = undefined;
1.87 +try
1.88 +{
1.89 + eval("function acc3() { throw 'FAIL redefined 3'; }; outer = acc3");
1.90 + throw new Error("should have thrown trying to redefine global function " +
1.91 + "over a non-configurable, enumerable accessor");
1.92 +}
1.93 +catch (e)
1.94 +{
1.95 + assertEq(e instanceof TypeError, true,
1.96 + "global function definition, when that function would overwrite " +
1.97 + "a non-configurable, enumerable accessor, must throw a TypeError " +
1.98 + "per ES5+errata: " + e);
1.99 + desc = Object.getOwnPropertyDescriptor(this, "acc3");
1.100 + assertEq(typeof desc.get, "function");
1.101 + assertEq(typeof desc.set, "function");
1.102 + assertEq(desc.enumerable, true);
1.103 + assertEq(desc.configurable, false);
1.104 + assertEq(outer, undefined);
1.105 + assertEq(getCalled, false);
1.106 + assertEq(setCalled, false);
1.107 +}
1.108 +
1.109 +
1.110 +getCalled = false, setCalled = false;
1.111 +Object.defineProperty(this, "acc4",
1.112 + {
1.113 + get: function() { getCalled = true; throw "FAIL get 4"; },
1.114 + set: function(v) { setCalled = true; throw "FAIL set 4 " + v; },
1.115 + configurable: false,
1.116 + enumerable: false
1.117 + });
1.118 +
1.119 +outer = undefined;
1.120 +try
1.121 +{
1.122 + eval("function acc4() { throw 'FAIL redefined 4'; }; outer = acc4");
1.123 + throw new Error("should have thrown trying to redefine global function " +
1.124 + "over a non-configurable, non-enumerable accessor");
1.125 +}
1.126 +catch (e)
1.127 +{
1.128 + assertEq(e instanceof TypeError, true,
1.129 + "global function definition, when that function would overwrite " +
1.130 + "a non-configurable, non-enumerable accessor, must throw a " +
1.131 + "TypeError per ES5+errata: " + e);
1.132 + desc = Object.getOwnPropertyDescriptor(this, "acc4");
1.133 + assertEq(typeof desc.get, "function");
1.134 + assertEq(typeof desc.set, "function");
1.135 + assertEq(desc.enumerable, false);
1.136 + assertEq(desc.configurable, false);
1.137 + assertEq(outer, undefined);
1.138 + assertEq(getCalled, false);
1.139 + assertEq(setCalled, false);
1.140 +}
1.141 +
1.142 +
1.143 +///////////////////////////////////////////////
1.144 +// Function definitions over data properties //
1.145 +///////////////////////////////////////////////
1.146 +
1.147 +
1.148 +// configurable properties, regardless of other attributes, get blown away
1.149 +
1.150 +Object.defineProperty(this, "data1",
1.151 + {
1.152 + configurable: true,
1.153 + enumerable: true,
1.154 + writable: true,
1.155 + value: "data1"
1.156 + });
1.157 +
1.158 +outer = undefined;
1.159 +eval("function data1() { return 'data1 function'; } outer = data1;");
1.160 +assertEq(typeof data1, "function");
1.161 +assertEq(data1, outer);
1.162 +desc = Object.getOwnPropertyDescriptor(this, "data1");
1.163 +assertEq(desc.configurable, true);
1.164 +assertEq(desc.enumerable, true);
1.165 +assertEq(desc.writable, true);
1.166 +assertEq(desc.value, data1);
1.167 +
1.168 +
1.169 +Object.defineProperty(this, "data2",
1.170 + {
1.171 + configurable: true,
1.172 + enumerable: true,
1.173 + writable: false,
1.174 + value: "data2"
1.175 + });
1.176 +
1.177 +outer = undefined;
1.178 +eval("function data2() { return 'data2 function'; } outer = data2;");
1.179 +assertEq(typeof data2, "function");
1.180 +assertEq(data2, outer);
1.181 +desc = Object.getOwnPropertyDescriptor(this, "data2");
1.182 +assertEq(desc.configurable, true);
1.183 +assertEq(desc.enumerable, true);
1.184 +assertEq(desc.writable, true);
1.185 +assertEq(desc.value, data2);
1.186 +
1.187 +
1.188 +Object.defineProperty(this, "data3",
1.189 + {
1.190 + configurable: true,
1.191 + enumerable: false,
1.192 + writable: true,
1.193 + value: "data3"
1.194 + });
1.195 +
1.196 +outer = undefined;
1.197 +eval("function data3() { return 'data3 function'; } outer = data3;");
1.198 +assertEq(typeof data3, "function");
1.199 +assertEq(data3, outer);
1.200 +desc = Object.getOwnPropertyDescriptor(this, "data3");
1.201 +assertEq(desc.configurable, true);
1.202 +assertEq(desc.enumerable, true);
1.203 +assertEq(desc.writable, true);
1.204 +assertEq(desc.value, data3);
1.205 +
1.206 +
1.207 +Object.defineProperty(this, "data4",
1.208 + {
1.209 + configurable: true,
1.210 + enumerable: false,
1.211 + writable: false,
1.212 + value: "data4"
1.213 + });
1.214 +
1.215 +outer = undefined;
1.216 +eval("function data4() { return 'data4 function'; } outer = data4;");
1.217 +assertEq(typeof data4, "function");
1.218 +assertEq(data4, outer);
1.219 +desc = Object.getOwnPropertyDescriptor(this, "data4");
1.220 +assertEq(desc.value, data4);
1.221 +assertEq(desc.writable, true);
1.222 +assertEq(desc.enumerable, true);
1.223 +assertEq(desc.configurable, true);
1.224 +
1.225 +
1.226 +// non-configurable data properties are trickier
1.227 +
1.228 +Object.defineProperty(this, "data5",
1.229 + {
1.230 + configurable: false,
1.231 + enumerable: true,
1.232 + writable: true,
1.233 + value: "data5"
1.234 + });
1.235 +
1.236 +outer = undefined;
1.237 +eval("function data5() { return 'data5 function'; } outer = data5;");
1.238 +assertEq(typeof data5, "function");
1.239 +assertEq(data5, outer);
1.240 +desc = Object.getOwnPropertyDescriptor(this, "data5");
1.241 +assertEq(desc.configurable, false);
1.242 +assertEq(desc.enumerable, true);
1.243 +assertEq(desc.writable, true);
1.244 +assertEq(desc.value, data5);
1.245 +
1.246 +
1.247 +Object.defineProperty(this, "data6",
1.248 + {
1.249 + configurable: false,
1.250 + enumerable: true,
1.251 + writable: false,
1.252 + value: "data6"
1.253 + });
1.254 +
1.255 +outer = undefined;
1.256 +try
1.257 +{
1.258 + eval("function data6() { return 'data6 function'; } outer = data6;");
1.259 + throw new Error("should have thrown trying to redefine global function " +
1.260 + "over a non-configurable, enumerable, non-writable accessor");
1.261 +}
1.262 +catch (e)
1.263 +{
1.264 + assertEq(e instanceof TypeError, true,
1.265 + "global function definition, when that function would overwrite " +
1.266 + "a non-configurable, enumerable, non-writable data property, must " +
1.267 + "throw a TypeError per ES5+errata: " + e);
1.268 + assertEq(data6, "data6");
1.269 + assertEq(outer, undefined);
1.270 + desc = Object.getOwnPropertyDescriptor(this, "data6");
1.271 + assertEq(desc.configurable, false);
1.272 + assertEq(desc.enumerable, true);
1.273 + assertEq(desc.writable, false);
1.274 + assertEq(desc.value, "data6");
1.275 +}
1.276 +
1.277 +
1.278 +Object.defineProperty(this, "data7",
1.279 + {
1.280 + configurable: false,
1.281 + enumerable: false,
1.282 + writable: true,
1.283 + value: "data7"
1.284 + });
1.285 +
1.286 +outer = undefined;
1.287 +try
1.288 +{
1.289 + eval("function data7() { return 'data7 function'; } outer = data7;");
1.290 + throw new Error("should have thrown trying to redefine global function " +
1.291 + "over a non-configurable, non-enumerable, writable data" +
1.292 + "property");
1.293 +}
1.294 +catch (e)
1.295 +{
1.296 + assertEq(e instanceof TypeError, true,
1.297 + "global function definition, when that function would overwrite " +
1.298 + "a non-configurable, non-enumerable, writable data property, must " +
1.299 + "throw a TypeError per ES5+errata: " + e);
1.300 + assertEq(data7, "data7");
1.301 + assertEq(outer, undefined);
1.302 + desc = Object.getOwnPropertyDescriptor(this, "data7");
1.303 + assertEq(desc.configurable, false);
1.304 + assertEq(desc.enumerable, false);
1.305 + assertEq(desc.writable, true);
1.306 + assertEq(desc.value, "data7");
1.307 +}
1.308 +
1.309 +
1.310 +Object.defineProperty(this, "data8",
1.311 + {
1.312 + configurable: false,
1.313 + enumerable: false,
1.314 + writable: false,
1.315 + value: "data8"
1.316 + });
1.317 +
1.318 +outer = undefined;
1.319 +try
1.320 +{
1.321 + eval("function data8() { return 'data8 function'; } outer = data8;");
1.322 + throw new Error("should have thrown trying to redefine global function " +
1.323 + "over a non-configurable, non-enumerable, non-writable data" +
1.324 + "property");
1.325 +}
1.326 +catch (e)
1.327 +{
1.328 + assertEq(e instanceof TypeError, true,
1.329 + "global function definition, when that function would overwrite " +
1.330 + "a non-configurable, non-enumerable, non-writable data property, " +
1.331 + "must throw a TypeError per ES5+errata: " + e);
1.332 + assertEq(data8, "data8");
1.333 + assertEq(outer, undefined);
1.334 + desc = Object.getOwnPropertyDescriptor(this, "data8");
1.335 + assertEq(desc.configurable, false);
1.336 + assertEq(desc.enumerable, false);
1.337 + assertEq(desc.writable, false);
1.338 + assertEq(desc.value, "data8");
1.339 +}
1.340 +
1.341 +/******************************************************************************/
1.342 +
1.343 +if (typeof reportCompare === "function")
1.344 + reportCompare(true, true);
1.345 +
1.346 +print("All tests passed!");
