f9a88acbc9
TBR=mvstanton@chromium.org,neis@chromium.org,ahaas@chromium.org Bug: v8:9247 Change-Id: I5433c863a54f3412d73df0d38aba3fdbcfac7ebe Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1627973 Commit-Queue: Yang Guo <yangguo@chromium.org> Auto-Submit: Yang Guo <yangguo@chromium.org> Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> Cr-Commit-Position: refs/heads/master@{#61830}
213 lines
7.1 KiB
C++
213 lines
7.1 KiB
C++
// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/flags/flags.h"
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#include "src/objects/contexts.h"
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#include "src/objects/objects-inl.h"
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#include "src/objects/objects.h"
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#include "test/cctest/compiler/function-tester.h"
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namespace v8 {
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namespace internal {
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namespace compiler {
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TEST(SimpleCall) {
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FunctionTester T("(function(foo,a) { return foo(a); })");
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Handle<JSFunction> foo = T.NewFunction("(function(a) { return a; })");
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T.CheckCall(T.Val(3), foo, T.Val(3));
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T.CheckCall(T.Val(3.1), foo, T.Val(3.1));
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T.CheckCall(foo, foo, foo);
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T.CheckCall(T.Val("Abba"), foo, T.Val("Abba"));
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}
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TEST(SimpleCall2) {
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FunctionTester T("(function(foo,a) { return foo(a); })");
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FunctionTester U("(function(a) { return a; })");
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T.CheckCall(T.Val(3), U.function, T.Val(3));
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T.CheckCall(T.Val(3.1), U.function, T.Val(3.1));
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T.CheckCall(U.function, U.function, U.function);
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T.CheckCall(T.Val("Abba"), U.function, T.Val("Abba"));
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}
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TEST(ConstCall) {
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FunctionTester T("(function(foo,a) { return foo(a,3); })");
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FunctionTester U("(function (a,b) { return a + b; })");
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T.CheckCall(T.Val(6), U.function, T.Val(3));
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T.CheckCall(T.Val(6.1), U.function, T.Val(3.1));
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T.CheckCall(T.Val("function (a,b) { return a + b; }3"), U.function,
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U.function);
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T.CheckCall(T.Val("Abba3"), U.function, T.Val("Abba"));
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}
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TEST(ConstCall2) {
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FunctionTester T("(function(foo,a) { return foo(a,\"3\"); })");
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FunctionTester U("(function (a,b) { return a + b; })");
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T.CheckCall(T.Val("33"), U.function, T.Val(3));
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T.CheckCall(T.Val("3.13"), U.function, T.Val(3.1));
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T.CheckCall(T.Val("function (a,b) { return a + b; }3"), U.function,
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U.function);
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T.CheckCall(T.Val("Abba3"), U.function, T.Val("Abba"));
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}
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TEST(PropertyNamedCall) {
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FunctionTester T("(function(a,b) { return a.foo(b,23); })");
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CompileRun("function foo(y,z) { return this.x + y + z; }");
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T.CheckCall(T.Val(32), T.NewObject("({ foo:foo, x:4 })"), T.Val(5));
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T.CheckCall(T.Val("xy23"), T.NewObject("({ foo:foo, x:'x' })"), T.Val("y"));
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T.CheckCall(T.nan(), T.NewObject("({ foo:foo, y:0 })"), T.Val(3));
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}
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TEST(PropertyKeyedCall) {
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FunctionTester T("(function(a,b) { var f = 'foo'; return a[f](b,23); })");
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CompileRun("function foo(y,z) { return this.x + y + z; }");
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T.CheckCall(T.Val(32), T.NewObject("({ foo:foo, x:4 })"), T.Val(5));
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T.CheckCall(T.Val("xy23"), T.NewObject("({ foo:foo, x:'x' })"), T.Val("y"));
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T.CheckCall(T.nan(), T.NewObject("({ foo:foo, y:0 })"), T.Val(3));
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}
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TEST(GlobalCall) {
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FunctionTester T("(function(a,b) { return foo(a,b); })");
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CompileRun("function foo(a,b) { return a + b + this.c; }");
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CompileRun("var c = 23;");
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T.CheckCall(T.Val(32), T.Val(4), T.Val(5));
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T.CheckCall(T.Val("xy23"), T.Val("x"), T.Val("y"));
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T.CheckCall(T.nan(), T.undefined(), T.Val(3));
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}
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TEST(LookupCall) {
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FunctionTester T("(function(a,b) { with (a) { return foo(a,b); } })");
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CompileRun("function f1(a,b) { return a.val + b; }");
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T.CheckCall(T.Val(5), T.NewObject("({ foo:f1, val:2 })"), T.Val(3));
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T.CheckCall(T.Val("xy"), T.NewObject("({ foo:f1, val:'x' })"), T.Val("y"));
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CompileRun("function f2(a,b) { return this.val + b; }");
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T.CheckCall(T.Val(9), T.NewObject("({ foo:f2, val:4 })"), T.Val(5));
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T.CheckCall(T.Val("xy"), T.NewObject("({ foo:f2, val:'x' })"), T.Val("y"));
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}
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TEST(MismatchCallTooFew) {
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FunctionTester T("(function(a,b) { return foo(a,b); })");
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CompileRun("function foo(a,b,c) { return a + b + c; }");
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T.CheckCall(T.nan(), T.Val(23), T.Val(42));
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T.CheckCall(T.nan(), T.Val(4.2), T.Val(2.3));
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T.CheckCall(T.Val("abundefined"), T.Val("a"), T.Val("b"));
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}
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TEST(MismatchCallTooMany) {
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FunctionTester T("(function(a,b) { return foo(a,b); })");
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CompileRun("function foo(a) { return a; }");
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T.CheckCall(T.Val(23), T.Val(23), T.Val(42));
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T.CheckCall(T.Val(4.2), T.Val(4.2), T.Val(2.3));
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T.CheckCall(T.Val("a"), T.Val("a"), T.Val("b"));
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}
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TEST(ConstructorCall) {
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FunctionTester T("(function(a,b) { return new foo(a,b).value; })");
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CompileRun("function foo(a,b) { return { value: a + b + this.c }; }");
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CompileRun("foo.prototype.c = 23;");
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T.CheckCall(T.Val(32), T.Val(4), T.Val(5));
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T.CheckCall(T.Val("xy23"), T.Val("x"), T.Val("y"));
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T.CheckCall(T.nan(), T.undefined(), T.Val(3));
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}
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TEST(RuntimeCall) {
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FLAG_allow_natives_syntax = true;
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FunctionTester T("(function(a) { return %IsJSReceiver(a); })");
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T.CheckCall(T.false_value(), T.Val(23), T.undefined());
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T.CheckCall(T.false_value(), T.Val(4.2), T.undefined());
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T.CheckCall(T.false_value(), T.Val("str"), T.undefined());
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T.CheckCall(T.false_value(), T.true_value(), T.undefined());
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T.CheckCall(T.false_value(), T.false_value(), T.undefined());
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T.CheckCall(T.false_value(), T.undefined(), T.undefined());
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T.CheckCall(T.true_value(), T.NewObject("({})"), T.undefined());
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T.CheckCall(T.true_value(), T.NewObject("([])"), T.undefined());
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}
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TEST(RuntimeCallInline) {
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FLAG_allow_natives_syntax = true;
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FunctionTester T("(function(a) { return %_IsJSReceiver(a); })");
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T.CheckCall(T.false_value(), T.Val(23), T.undefined());
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T.CheckCall(T.false_value(), T.Val(4.2), T.undefined());
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T.CheckCall(T.false_value(), T.Val("str"), T.undefined());
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T.CheckCall(T.false_value(), T.true_value(), T.undefined());
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T.CheckCall(T.false_value(), T.false_value(), T.undefined());
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T.CheckCall(T.false_value(), T.undefined(), T.undefined());
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T.CheckCall(T.true_value(), T.NewObject("({})"), T.undefined());
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T.CheckCall(T.true_value(), T.NewObject("([])"), T.undefined());
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}
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TEST(EvalCall) {
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FunctionTester T("(function(a,b) { return eval(a); })");
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Handle<JSObject> g(T.function->context().global_object().global_proxy(),
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T.isolate);
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T.CheckCall(T.Val(23), T.Val("17 + 6"), T.undefined());
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T.CheckCall(T.Val("'Y'; a"), T.Val("'Y'; a"), T.Val("b-val"));
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T.CheckCall(T.Val("b-val"), T.Val("'Y'; b"), T.Val("b-val"));
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T.CheckCall(g, T.Val("this"), T.undefined());
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T.CheckCall(g, T.Val("'use strict'; this"), T.undefined());
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CompileRun("eval = function(x) { return x; }");
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T.CheckCall(T.Val("17 + 6"), T.Val("17 + 6"), T.undefined());
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CompileRun("eval = function(x) { return this; }");
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T.CheckCall(g, T.Val("17 + 6"), T.undefined());
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CompileRun("eval = function(x) { 'use strict'; return this; }");
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T.CheckCall(T.undefined(), T.Val("17 + 6"), T.undefined());
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}
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TEST(ReceiverPatching) {
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// TODO(turbofan): Note that this test only checks that the function prologue
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// patches an undefined receiver to the global receiver. If this starts to
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// fail once we fix the calling protocol, just remove this test.
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FunctionTester T("(function(a) { return this; })");
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Handle<JSObject> g(T.function->context().global_object().global_proxy(),
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T.isolate);
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T.CheckCall(g, T.undefined());
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}
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TEST(CallEval) {
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FunctionTester T(
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"var x = 42;"
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"(function () {"
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"function bar() { return eval('x') };"
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"return bar;"
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"})();");
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T.CheckCall(T.Val(42), T.Val("x"), T.undefined());
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}
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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