8e7241fdde
Rebuilding (after touching certain files) is crazy slow because includes are out of control. Many of these files we need to rebuild are cctests which pull in more includes than they need. BUG=v8:5294 Review-Url: https://codereview.chromium.org/2304553002 Cr-Commit-Position: refs/heads/master@{#39080}
389 lines
11 KiB
C++
389 lines
11 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/objects-inl.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(Conditional) {
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FunctionTester T("(function(a) { return a ? 23 : 42; })");
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T.CheckCall(T.Val(23), T.true_value(), T.undefined());
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T.CheckCall(T.Val(42), T.false_value(), T.undefined());
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T.CheckCall(T.Val(42), T.undefined(), T.undefined());
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T.CheckCall(T.Val(42), T.Val(0.0), T.undefined());
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T.CheckCall(T.Val(23), T.Val(999), T.undefined());
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T.CheckCall(T.Val(23), T.Val("x"), T.undefined());
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}
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TEST(LogicalAnd) {
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FunctionTester T("(function(a,b) { return a && b; })");
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T.CheckCall(T.true_value(), T.true_value(), T.true_value());
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T.CheckCall(T.false_value(), T.false_value(), T.true_value());
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T.CheckCall(T.false_value(), T.true_value(), T.false_value());
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T.CheckCall(T.false_value(), T.false_value(), T.false_value());
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T.CheckCall(T.Val(999), T.Val(777), T.Val(999));
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T.CheckCall(T.Val(0.0), T.Val(0.0), T.Val(999));
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T.CheckCall(T.Val("b"), T.Val("a"), T.Val("b"));
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}
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TEST(LogicalOr) {
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FunctionTester T("(function(a,b) { return a || b; })");
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T.CheckCall(T.true_value(), T.true_value(), T.true_value());
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T.CheckCall(T.true_value(), T.false_value(), T.true_value());
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T.CheckCall(T.true_value(), T.true_value(), T.false_value());
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T.CheckCall(T.false_value(), T.false_value(), T.false_value());
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T.CheckCall(T.Val(777), T.Val(777), T.Val(999));
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T.CheckCall(T.Val(999), T.Val(0.0), T.Val(999));
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T.CheckCall(T.Val("a"), T.Val("a"), T.Val("b"));
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}
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TEST(LogicalEffect) {
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FunctionTester T("(function(a,b) { a && (b = a); return b; })");
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T.CheckCall(T.true_value(), T.true_value(), T.true_value());
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T.CheckCall(T.true_value(), T.false_value(), T.true_value());
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T.CheckCall(T.true_value(), T.true_value(), T.false_value());
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T.CheckCall(T.false_value(), T.false_value(), T.false_value());
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T.CheckCall(T.Val(777), T.Val(777), T.Val(999));
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T.CheckCall(T.Val(999), T.Val(0.0), T.Val(999));
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T.CheckCall(T.Val("a"), T.Val("a"), T.Val("b"));
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}
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TEST(IfStatement) {
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FunctionTester T("(function(a) { if (a) { return 1; } else { return 2; } })");
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T.CheckCall(T.Val(1), T.true_value(), T.undefined());
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T.CheckCall(T.Val(2), T.false_value(), T.undefined());
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T.CheckCall(T.Val(2), T.undefined(), T.undefined());
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T.CheckCall(T.Val(2), T.Val(0.0), T.undefined());
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T.CheckCall(T.Val(1), T.Val(999), T.undefined());
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T.CheckCall(T.Val(1), T.Val("x"), T.undefined());
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}
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TEST(DoWhileStatement) {
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FunctionTester T("(function(a,b) { do { a+=23; } while(a < b) return a; })");
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T.CheckCall(T.Val(24), T.Val(1), T.Val(1));
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T.CheckCall(T.Val(24), T.Val(1), T.Val(23));
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T.CheckCall(T.Val(47), T.Val(1), T.Val(25));
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T.CheckCall(T.Val("str23"), T.Val("str"), T.Val("str"));
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}
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TEST(WhileStatement) {
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FunctionTester T("(function(a,b) { while(a < b) { a+=23; } return a; })");
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T.CheckCall(T.Val(1), T.Val(1), T.Val(1));
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T.CheckCall(T.Val(24), T.Val(1), T.Val(23));
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T.CheckCall(T.Val(47), T.Val(1), T.Val(25));
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T.CheckCall(T.Val("str"), T.Val("str"), T.Val("str"));
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}
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TEST(ForStatement) {
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FunctionTester T("(function(a,b) { for (; a < b; a+=23) {} return a; })");
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T.CheckCall(T.Val(1), T.Val(1), T.Val(1));
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T.CheckCall(T.Val(24), T.Val(1), T.Val(23));
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T.CheckCall(T.Val(47), T.Val(1), T.Val(25));
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T.CheckCall(T.Val("str"), T.Val("str"), T.Val("str"));
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}
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static void TestForIn(const char* code) {
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FunctionTester T(code);
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T.CheckCall(T.undefined(), T.undefined());
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T.CheckCall(T.undefined(), T.null());
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T.CheckCall(T.undefined(), T.NewObject("({})"));
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T.CheckCall(T.undefined(), T.Val(1));
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T.CheckCall(T.Val("2"), T.Val("str"));
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T.CheckCall(T.Val("a"), T.NewObject("({'a' : 1})"));
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T.CheckCall(T.Val("2"), T.NewObject("([1, 2, 3])"));
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T.CheckCall(T.Val("a"), T.NewObject("({'a' : 1, 'b' : 1})"), T.Val("b"));
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T.CheckCall(T.Val("1"), T.NewObject("([1, 2, 3])"), T.Val("2"));
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}
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TEST(ForInStatement) {
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// Variable assignment.
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TestForIn(
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"(function(a, b) {"
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"var last;"
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"for (var x in a) {"
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" if (b) { delete a[b]; b = undefined; }"
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" last = x;"
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"}"
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"return last;})");
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// Indexed assignment.
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TestForIn(
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"(function(a, b) {"
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"var array = [0, 1, undefined];"
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"for (array[2] in a) {"
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" if (b) { delete a[b]; b = undefined; }"
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"}"
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"return array[2];})");
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// Named assignment.
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TestForIn(
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"(function(a, b) {"
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"var obj = {'a' : undefined};"
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"for (obj.a in a) {"
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" if (b) { delete a[b]; b = undefined; }"
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"}"
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"return obj.a;})");
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}
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TEST(ForInContinueStatement) {
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const char* src =
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"(function(a,b) {"
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" var r = '-';"
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" for (var x in a) {"
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" r += 'A-';"
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" if (b) continue;"
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" r += 'B-';"
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" }"
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" return r;"
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"})";
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FunctionTester T(src);
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T.CheckCall(T.Val("-A-B-"), T.NewObject("({x:1})"), T.false_value());
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T.CheckCall(T.Val("-A-B-A-B-"), T.NewObject("({x:1,y:2})"), T.false_value());
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T.CheckCall(T.Val("-A-"), T.NewObject("({x:1})"), T.true_value());
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T.CheckCall(T.Val("-A-A-"), T.NewObject("({x:1,y:2})"), T.true_value());
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}
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TEST(ForOfContinueStatement) {
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const char* src =
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"(function(a,b) {"
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" var r = '-';"
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" for (var x of a) {"
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" r += x + '-';"
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" if (b) continue;"
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" r += 'X-';"
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" }"
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" return r;"
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"})";
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FunctionTester T(src);
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CompileRun(
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"function wrap(v) {"
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" var iterable = {};"
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" function next() { return { done:!v.length, value:v.shift() }; };"
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" iterable[Symbol.iterator] = function() { return { next:next }; };"
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" return iterable;"
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"}");
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T.CheckCall(T.Val("-"), T.NewObject("wrap([])"), T.true_value());
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T.CheckCall(T.Val("-1-2-"), T.NewObject("wrap([1,2])"), T.true_value());
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T.CheckCall(T.Val("-1-X-2-X-"), T.NewObject("wrap([1,2])"), T.false_value());
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}
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TEST(SwitchStatement) {
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const char* src =
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"(function(a,b) {"
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" var r = '-';"
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" switch (a) {"
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" case 'x' : r += 'X-';"
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" case b + 'b': r += 'B-';"
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" default : r += 'D-';"
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" case 'y' : r += 'Y-';"
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" }"
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" return r;"
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"})";
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FunctionTester T(src);
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T.CheckCall(T.Val("-X-B-D-Y-"), T.Val("x"), T.Val("B"));
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T.CheckCall(T.Val("-B-D-Y-"), T.Val("Bb"), T.Val("B"));
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T.CheckCall(T.Val("-D-Y-"), T.Val("z"), T.Val("B"));
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T.CheckCall(T.Val("-Y-"), T.Val("y"), T.Val("B"));
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CompileRun("var c = 0; var o = { toString:function(){return c++} };");
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T.CheckCall(T.Val("-D-Y-"), T.Val("1b"), T.NewObject("o"));
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T.CheckCall(T.Val("-B-D-Y-"), T.Val("1b"), T.NewObject("o"));
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T.CheckCall(T.Val("-D-Y-"), T.Val("1b"), T.NewObject("o"));
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}
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TEST(BlockBreakStatement) {
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FunctionTester T("(function(a,b) { L:{ if (a) break L; b=1; } return b; })");
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T.CheckCall(T.Val(7), T.true_value(), T.Val(7));
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T.CheckCall(T.Val(1), T.false_value(), T.Val(7));
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}
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TEST(BlockReturnStatement) {
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FunctionTester T("(function(a,b) { L:{ if (a) b=1; return b; } })");
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T.CheckCall(T.Val(1), T.true_value(), T.Val(7));
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T.CheckCall(T.Val(7), T.false_value(), T.Val(7));
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}
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TEST(NestedIfConditional) {
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FunctionTester T("(function(a,b) { if (a) { b = (b?b:7) + 1; } return b; })");
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T.CheckCall(T.Val(4), T.false_value(), T.Val(4));
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T.CheckCall(T.Val(6), T.true_value(), T.Val(5));
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T.CheckCall(T.Val(8), T.true_value(), T.undefined());
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}
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TEST(NestedIfLogical) {
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const char* src =
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"(function(a,b) {"
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" if (a || b) { return 1; } else { return 2; }"
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"})";
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FunctionTester T(src);
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T.CheckCall(T.Val(1), T.true_value(), T.true_value());
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T.CheckCall(T.Val(1), T.false_value(), T.true_value());
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T.CheckCall(T.Val(1), T.true_value(), T.false_value());
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T.CheckCall(T.Val(2), T.false_value(), T.false_value());
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T.CheckCall(T.Val(1), T.Val(1.0), T.Val(1.0));
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T.CheckCall(T.Val(1), T.Val(0.0), T.Val(1.0));
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T.CheckCall(T.Val(1), T.Val(1.0), T.Val(0.0));
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T.CheckCall(T.Val(2), T.Val(0.0), T.Val(0.0));
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}
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TEST(NestedIfElseFor) {
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const char* src =
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"(function(a,b) {"
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" if (!a) { return b - 3; } else { for (; a < b; a++); }"
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" return a;"
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"})";
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FunctionTester T(src);
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T.CheckCall(T.Val(1), T.false_value(), T.Val(4));
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T.CheckCall(T.Val(2), T.true_value(), T.Val(2));
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T.CheckCall(T.Val(3), T.Val(3), T.Val(1));
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}
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TEST(NestedWhileWhile) {
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const char* src =
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"(function(a) {"
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" var i = a; while (false) while(false) return i;"
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" return i;"
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"})";
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FunctionTester T(src);
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T.CheckCall(T.Val(2.0), T.Val(2.0), T.Val(-1.0));
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T.CheckCall(T.Val(65.0), T.Val(65.0), T.Val(-1.0));
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}
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TEST(NestedForIf) {
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FunctionTester T("(function(a,b) { for (; a > 1; a--) if (b) return 1; })");
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T.CheckCall(T.Val(1), T.Val(3), T.true_value());
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T.CheckCall(T.undefined(), T.Val(2), T.false_value());
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T.CheckCall(T.undefined(), T.Val(1), T.null());
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}
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TEST(NestedForConditional) {
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FunctionTester T("(function(a,b) { for (; a > 1; a--) return b ? 1 : 2; })");
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T.CheckCall(T.Val(1), T.Val(3), T.true_value());
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T.CheckCall(T.Val(2), T.Val(2), T.false_value());
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T.CheckCall(T.undefined(), T.Val(1), T.null());
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}
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TEST(IfTrue) {
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FunctionTester T("(function(a,b) { if (true) return a; return b; })");
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T.CheckCall(T.Val(55), T.Val(55), T.Val(11));
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T.CheckCall(T.Val(666), T.Val(666), T.Val(-444));
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}
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TEST(TernaryTrue) {
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FunctionTester T("(function(a,b) { return true ? a : b; })");
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T.CheckCall(T.Val(77), T.Val(77), T.Val(11));
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T.CheckCall(T.Val(111), T.Val(111), T.Val(-444));
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}
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TEST(IfFalse) {
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FunctionTester T("(function(a,b) { if (false) return a; return b; })");
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T.CheckCall(T.Val(11), T.Val(22), T.Val(11));
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T.CheckCall(T.Val(-555), T.Val(333), T.Val(-555));
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}
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TEST(TernaryFalse) {
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FunctionTester T("(function(a,b) { return false ? a : b; })");
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T.CheckCall(T.Val(99), T.Val(33), T.Val(99));
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T.CheckCall(T.Val(-99), T.Val(-33), T.Val(-99));
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}
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TEST(WhileTrue) {
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FunctionTester T("(function(a,b) { while (true) return a; return b; })");
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T.CheckCall(T.Val(551), T.Val(551), T.Val(111));
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T.CheckCall(T.Val(661), T.Val(661), T.Val(-444));
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}
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TEST(WhileFalse) {
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FunctionTester T("(function(a,b) { while (false) return a; return b; })");
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T.CheckCall(T.Val(115), T.Val(551), T.Val(115));
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T.CheckCall(T.Val(-445), T.Val(661), T.Val(-445));
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}
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TEST(DoWhileTrue) {
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FunctionTester T(
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"(function(a,b) { do { return a; } while (true); return b; })");
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T.CheckCall(T.Val(7551), T.Val(7551), T.Val(7111));
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T.CheckCall(T.Val(7661), T.Val(7661), T.Val(-7444));
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}
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TEST(DoWhileFalse) {
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FunctionTester T(
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"(function(a,b) { do { "
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"; } while (false); return b; })");
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T.CheckCall(T.Val(8115), T.Val(8551), T.Val(8115));
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T.CheckCall(T.Val(-8445), T.Val(8661), T.Val(-8445));
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}
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TEST(EmptyFor) {
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FunctionTester T("(function(a,b) { if (a) for(;;) ; return b; })");
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T.CheckCall(T.Val(8126.1), T.Val(0.0), T.Val(8126.1));
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T.CheckCall(T.Val(1123.1), T.Val(0.0), T.Val(1123.1));
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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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