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// 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
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//
// 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
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Adapted from test/mjsunit/compiler/variables.js
#include <limits.h>
#include "src/init/v8.h"
#include "src/api/api.h"
#include "src/base/platform/platform.h"
#include "src/codegen/compilation-cache.h"
#include "src/execution/execution.h"
#include "src/execution/isolate.h"
#include "src/objects/objects-inl.h"
#include "src/strings/unicode-inl.h"
#include "src/utils/utils.h"
#include "test/cctest/cctest.h"
namespace v8 {
namespace internal {
namespace test_js_arm64_variables {
static void ExpectInt32(Local<v8::Context> context, int32_t expected,
Local<Value> result) {
CHECK(result->IsInt32());
CHECK_EQ(expected, result->Int32Value(context).FromJust());
}
// 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(env.local(), 0, result);
}
// Parameters.
TEST(parameters) {
LocalContext env;
v8::HandleScope scope(env->GetIsolate());
Local<Value> result = CompileRun(
"function f1(x) { return x; }"
"f1(1);");
ExpectInt32(env.local(), 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(env.local(), 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(env.local(), 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(env.local(), 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(env.local(), 5, result);
}
} // namespace test_js_arm64_variables
} // namespace internal
} // namespace v8