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261 lines
8.6 KiB
261 lines
8.6 KiB
// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <limits.h>
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#include "src/v8.h"
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#include "src/api.h"
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#include "src/base/platform/platform.h"
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#include "src/compilation-cache.h"
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#include "src/execution.h"
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#include "src/isolate.h"
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#include "src/parsing/parser.h"
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#include "src/unicode-inl.h"
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#include "src/utils.h"
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#include "test/cctest/cctest.h"
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using ::v8::Context;
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using ::v8::Extension;
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using ::v8::Function;
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using ::v8::FunctionTemplate;
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using ::v8::HandleScope;
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using ::v8::Local;
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using ::v8::Message;
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using ::v8::MessageCallback;
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using ::v8::Object;
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using ::v8::ObjectTemplate;
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using ::v8::Persistent;
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using ::v8::Script;
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using ::v8::StackTrace;
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using ::v8::String;
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using ::v8::TryCatch;
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using ::v8::Undefined;
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using ::v8::V8;
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using ::v8::Value;
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static void ExpectBoolean(Local<Context> context, bool expected,
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Local<Value> result) {
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CHECK(result->IsBoolean());
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CHECK_EQ(expected, result->BooleanValue(context).FromJust());
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}
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static void ExpectInt32(Local<Context> context, int32_t expected,
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Local<Value> result) {
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CHECK(result->IsInt32());
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CHECK_EQ(expected, result->Int32Value(context).FromJust());
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}
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static void ExpectNumber(Local<Context> context, double expected,
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Local<Value> result) {
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CHECK(result->IsNumber());
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CHECK_EQ(expected, result->NumberValue(context).FromJust());
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}
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static void ExpectUndefined(Local<Value> result) {
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CHECK(result->IsUndefined());
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}
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// Tests are sorted by order of implementation.
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TEST(simple_value) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result = CompileRun("0x271828;");
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ExpectInt32(env.local(), 0x271828, result);
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}
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TEST(global_variable) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result = CompileRun("var my_global_var = 0x123; my_global_var;");
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ExpectInt32(env.local(), 0x123, result);
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}
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TEST(simple_function_call) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result = CompileRun(
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"function foo() { return 0x314; }"
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"foo();");
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ExpectInt32(env.local(), 0x314, result);
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}
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TEST(binary_op) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result = CompileRun(
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"function foo() {"
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" var a = 0x1200;"
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" var b = 0x0035;"
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" return 2 * (a + b - 1);"
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"}"
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"foo();");
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ExpectInt32(env.local(), 0x2468, result);
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}
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static void if_comparison_testcontext_helper(Local<Context> context,
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char const* op, char const* lhs,
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char const* rhs, int expect) {
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char buffer[256];
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snprintf(buffer, sizeof(buffer),
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"var lhs = %s;"
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"var rhs = %s;"
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"if ( lhs %s rhs ) { 1; }"
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"else { 0; }",
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lhs, rhs, op);
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Local<Value> result = CompileRun(buffer);
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ExpectInt32(context, expect, result);
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}
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static void if_comparison_effectcontext_helper(Local<Context> context,
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char const* op, char const* lhs,
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char const* rhs, int expect) {
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char buffer[256];
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snprintf(buffer, sizeof(buffer),
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"var lhs = %s;"
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"var rhs = %s;"
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"var test = lhs %s rhs;"
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"if ( test ) { 1; }"
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"else { 0; }",
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lhs, rhs, op);
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Local<Value> result = CompileRun(buffer);
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ExpectInt32(context, expect, result);
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}
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static void if_comparison_helper(Local<Context> context, char const* op,
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int expect_when_lt, int expect_when_eq,
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int expect_when_gt) {
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// TODO(all): Non-SMI tests.
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if_comparison_testcontext_helper(context, op, "1", "3", expect_when_lt);
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if_comparison_testcontext_helper(context, op, "5", "5", expect_when_eq);
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if_comparison_testcontext_helper(context, op, "9", "7", expect_when_gt);
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if_comparison_effectcontext_helper(context, op, "1", "3", expect_when_lt);
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if_comparison_effectcontext_helper(context, op, "5", "5", expect_when_eq);
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if_comparison_effectcontext_helper(context, op, "9", "7", expect_when_gt);
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}
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TEST(if_comparison) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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if_comparison_helper(env.local(), "<", 1, 0, 0);
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if_comparison_helper(env.local(), "<=", 1, 1, 0);
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if_comparison_helper(env.local(), "==", 0, 1, 0);
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if_comparison_helper(env.local(), "===", 0, 1, 0);
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if_comparison_helper(env.local(), ">=", 0, 1, 1);
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if_comparison_helper(env.local(), ">", 0, 0, 1);
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if_comparison_helper(env.local(), "!=", 1, 0, 1);
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if_comparison_helper(env.local(), "!==", 1, 0, 1);
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}
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TEST(unary_plus) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result;
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// SMI
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result = CompileRun("var a = 1234; +a");
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ExpectInt32(env.local(), 1234, result);
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// Number
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result = CompileRun("var a = 1234.5; +a");
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ExpectNumber(env.local(), 1234.5, result);
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// String (SMI)
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result = CompileRun("var a = '1234'; +a");
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ExpectInt32(env.local(), 1234, result);
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// String (Number)
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result = CompileRun("var a = '1234.5'; +a");
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ExpectNumber(env.local(), 1234.5, result);
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// Check side effects.
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result = CompileRun("var a = 1234; +(a = 4321); a");
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ExpectInt32(env.local(), 4321, result);
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}
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TEST(unary_minus) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result;
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result = CompileRun("var a = 1234; -a");
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ExpectInt32(env.local(), -1234, result);
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result = CompileRun("var a = 1234.5; -a");
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ExpectNumber(env.local(), -1234.5, result);
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result = CompileRun("var a = 1234; -(a = 4321); a");
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ExpectInt32(env.local(), 4321, result);
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result = CompileRun("var a = '1234'; -a");
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ExpectInt32(env.local(), -1234, result);
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result = CompileRun("var a = '1234.5'; -a");
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ExpectNumber(env.local(), -1234.5, result);
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}
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TEST(unary_void) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result;
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result = CompileRun("var a = 1234; void (a);");
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ExpectUndefined(result);
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result = CompileRun("var a = 0; void (a = 42); a");
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ExpectInt32(env.local(), 42, result);
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result = CompileRun("var a = 0; void (a = 42);");
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ExpectUndefined(result);
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}
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TEST(unary_not) {
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LocalContext env;
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v8::HandleScope scope(env->GetIsolate());
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Local<Value> result;
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result = CompileRun("var a = 1234; !a");
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ExpectBoolean(env.local(), false, result);
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result = CompileRun("var a = 0; !a");
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ExpectBoolean(env.local(), true, result);
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result = CompileRun("var a = 0; !(a = 1234); a");
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ExpectInt32(env.local(), 1234, result);
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result = CompileRun("var a = '1234'; !a");
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ExpectBoolean(env.local(), false, result);
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result = CompileRun("var a = ''; !a");
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ExpectBoolean(env.local(), true, result);
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result = CompileRun("var a = 1234; !!a");
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ExpectBoolean(env.local(), true, result);
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result = CompileRun("var a = 0; !!a");
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ExpectBoolean(env.local(), false, result);
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result = CompileRun("var a = 0; if ( !a ) { 1; } else { 0; }");
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ExpectInt32(env.local(), 1, result);
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result = CompileRun("var a = 1; if ( !a ) { 1; } else { 0; }");
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ExpectInt32(env.local(), 0, result);
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}
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