// Copyright 2013 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. #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/parsing/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::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 ExpectBoolean(Local<Context> context, bool expected, Local<Value> result) { CHECK(result->IsBoolean()); CHECK_EQ(expected, result->BooleanValue(context).FromJust()); } static void ExpectInt32(Local<Context> context, int32_t expected, Local<Value> result) { CHECK(result->IsInt32()); CHECK_EQ(expected, result->Int32Value(context).FromJust()); } static void ExpectNumber(Local<Context> context, double expected, Local<Value> result) { CHECK(result->IsNumber()); CHECK_EQ(expected, result->NumberValue(context).FromJust()); } static void ExpectUndefined(Local<Value> result) { CHECK(result->IsUndefined()); } // Tests are sorted by order of implementation. TEST(simple_value) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun("0x271828;"); ExpectInt32(env.local(), 0x271828, result); } TEST(global_variable) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun("var my_global_var = 0x123; my_global_var;"); ExpectInt32(env.local(), 0x123, result); } TEST(simple_function_call) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function foo() { return 0x314; }" "foo();"); ExpectInt32(env.local(), 0x314, result); } TEST(binary_op) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result = CompileRun( "function foo() {" " var a = 0x1200;" " var b = 0x0035;" " return 2 * (a + b - 1);" "}" "foo();"); ExpectInt32(env.local(), 0x2468, result); } static void if_comparison_testcontext_helper(Local<Context> context, char const* op, char const* lhs, char const* rhs, int expect) { char buffer[256]; snprintf(buffer, sizeof(buffer), "var lhs = %s;" "var rhs = %s;" "if ( lhs %s rhs ) { 1; }" "else { 0; }", lhs, rhs, op); Local<Value> result = CompileRun(buffer); ExpectInt32(context, expect, result); } static void if_comparison_effectcontext_helper(Local<Context> context, char const* op, char const* lhs, char const* rhs, int expect) { char buffer[256]; snprintf(buffer, sizeof(buffer), "var lhs = %s;" "var rhs = %s;" "var test = lhs %s rhs;" "if ( test ) { 1; }" "else { 0; }", lhs, rhs, op); Local<Value> result = CompileRun(buffer); ExpectInt32(context, expect, result); } static void if_comparison_helper(Local<Context> context, char const* op, int expect_when_lt, int expect_when_eq, int expect_when_gt) { // TODO(all): Non-SMI tests. if_comparison_testcontext_helper(context, op, "1", "3", expect_when_lt); if_comparison_testcontext_helper(context, op, "5", "5", expect_when_eq); if_comparison_testcontext_helper(context, op, "9", "7", expect_when_gt); if_comparison_effectcontext_helper(context, op, "1", "3", expect_when_lt); if_comparison_effectcontext_helper(context, op, "5", "5", expect_when_eq); if_comparison_effectcontext_helper(context, op, "9", "7", expect_when_gt); } TEST(if_comparison) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); if_comparison_helper(env.local(), "<", 1, 0, 0); if_comparison_helper(env.local(), "<=", 1, 1, 0); if_comparison_helper(env.local(), "==", 0, 1, 0); if_comparison_helper(env.local(), "===", 0, 1, 0); if_comparison_helper(env.local(), ">=", 0, 1, 1); if_comparison_helper(env.local(), ">", 0, 0, 1); if_comparison_helper(env.local(), "!=", 1, 0, 1); if_comparison_helper(env.local(), "!==", 1, 0, 1); } TEST(unary_plus) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result; // SMI result = CompileRun("var a = 1234; +a"); ExpectInt32(env.local(), 1234, result); // Number result = CompileRun("var a = 1234.5; +a"); ExpectNumber(env.local(), 1234.5, result); // String (SMI) result = CompileRun("var a = '1234'; +a"); ExpectInt32(env.local(), 1234, result); // String (Number) result = CompileRun("var a = '1234.5'; +a"); ExpectNumber(env.local(), 1234.5, result); // Check side effects. result = CompileRun("var a = 1234; +(a = 4321); a"); ExpectInt32(env.local(), 4321, result); } TEST(unary_minus) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result; result = CompileRun("var a = 1234; -a"); ExpectInt32(env.local(), -1234, result); result = CompileRun("var a = 1234.5; -a"); ExpectNumber(env.local(), -1234.5, result); result = CompileRun("var a = 1234; -(a = 4321); a"); ExpectInt32(env.local(), 4321, result); result = CompileRun("var a = '1234'; -a"); ExpectInt32(env.local(), -1234, result); result = CompileRun("var a = '1234.5'; -a"); ExpectNumber(env.local(), -1234.5, result); } TEST(unary_void) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result; result = CompileRun("var a = 1234; void (a);"); ExpectUndefined(result); result = CompileRun("var a = 0; void (a = 42); a"); ExpectInt32(env.local(), 42, result); result = CompileRun("var a = 0; void (a = 42);"); ExpectUndefined(result); } TEST(unary_not) { LocalContext env; v8::HandleScope scope(env->GetIsolate()); Local<Value> result; result = CompileRun("var a = 1234; !a"); ExpectBoolean(env.local(), false, result); result = CompileRun("var a = 0; !a"); ExpectBoolean(env.local(), true, result); result = CompileRun("var a = 0; !(a = 1234); a"); ExpectInt32(env.local(), 1234, result); result = CompileRun("var a = '1234'; !a"); ExpectBoolean(env.local(), false, result); result = CompileRun("var a = ''; !a"); ExpectBoolean(env.local(), true, result); result = CompileRun("var a = 1234; !!a"); ExpectBoolean(env.local(), true, result); result = CompileRun("var a = 0; !!a"); ExpectBoolean(env.local(), false, result); result = CompileRun("var a = 0; if ( !a ) { 1; } else { 0; }"); ExpectInt32(env.local(), 1, result); result = CompileRun("var a = 1; if ( !a ) { 1; } else { 0; }"); ExpectInt32(env.local(), 0, result); }