// Copyright 2010 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Adapted from test/mjsunit/compiler/variables.js #include <limits.h> #include "src/v8.h" #include "src/api.h" #include "src/base/platform/platform.h" #include "src/compilation-cache.h" #include "src/execution.h" #include "src/isolate.h" #include "src/parser.h" #include "src/unicode-inl.h" #include "src/utils.h" #include "test/cctest/cctest.h" using ::v8::Context; using ::v8::Extension; using ::v8::Function; using ::v8::FunctionTemplate; using ::v8::Handle; using ::v8::HandleScope; using ::v8::Local; using ::v8::Message; using ::v8::MessageCallback; using ::v8::Object; using ::v8::ObjectTemplate; using ::v8::Persistent; using ::v8::Script; using ::v8::StackTrace; using ::v8::String; using ::v8::TryCatch; using ::v8::Undefined; using ::v8::V8; using ::v8::Value; static void ExpectInt32(int32_t expected, Local<Value> result) { CHECK(result->IsInt32()); CHECK_EQ(expected, result->Int32Value()); } // Global variables. TEST(global_variables) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "var x = 0;" "function f0() { return x; }" "f0();"); ExpectInt32(0, result); } // Parameters. TEST(parameters) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function f1(x) { return x; }" "f1(1);"); ExpectInt32(1, result); } // Stack-allocated locals. TEST(stack_allocated_locals) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function f2() { var x = 2; return x; }" "f2();"); ExpectInt32(2, result); } // Context-allocated locals. Local function forces x into f3's context. TEST(context_allocated_locals) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function f3(x) {" " function g() { return x; }" " return x;" "}" "f3(3);"); ExpectInt32(3, result); } // Local function reads x from an outer context. TEST(read_from_outer_context) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function f4(x) {" " function g() { return x; }" " return g();" "}" "f4(4);"); ExpectInt32(4, result); } // Local function reads x from an outer context. TEST(lookup_slots) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function f5(x) {" " with ({}) return x;" "}" "f5(5);"); ExpectInt32(5, result); }