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Unified Diff: test/cctest/interpreter/test-interpreter.cc

Issue 1415093006: [Interpreter] Add switch support. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@int_wideidx
Patch Set: Rebased Created 5 years, 2 months ago
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Index: test/cctest/interpreter/test-interpreter.cc
diff --git a/test/cctest/interpreter/test-interpreter.cc b/test/cctest/interpreter/test-interpreter.cc
index 3fb12af4801afefe75e564355f5bf278ffef5ae1..ecc76d377f1deff4f75691e9574ff009fa482496 100644
--- a/test/cctest/interpreter/test-interpreter.cc
+++ b/test/cctest/interpreter/test-interpreter.cc
@@ -1718,7 +1718,7 @@ TEST(InterpreterRegExpLiterals) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> literals[5] = {
+ std::pair<const char*, Handle<Object>> literals[] = {
std::make_pair("return /abd/.exec('cccabbdd');\n",
factory->null_value()),
std::make_pair("return /ab+d/.exec('cccabbdd')[0];\n",
@@ -1747,7 +1747,7 @@ TEST(InterpreterArrayLiterals) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> literals[6] = {
+ std::pair<const char*, Handle<Object>> literals[] = {
std::make_pair("return [][0];\n",
factory->undefined_value()),
std::make_pair("return [1, 3, 2][1];\n",
@@ -1778,7 +1778,7 @@ TEST(InterpreterObjectLiterals) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> literals[14] = {
+ std::pair<const char*, Handle<Object>> literals[] = {
std::make_pair("return { }.name;",
factory->undefined_value()),
std::make_pair("return { name: 'string', val: 9.2 }.name;",
@@ -1889,7 +1889,7 @@ TEST(InterpreterContextVariables) {
HandleAndZoneScope handles;
i::Isolate* isolate = handles.main_isolate();
- std::pair<const char*, Handle<Object>> context_vars[5] = {
+ std::pair<const char*, Handle<Object>> context_vars[] = {
std::make_pair("var a; (function() { a = 1; })(); return a;",
handle(Smi::FromInt(1), isolate)),
std::make_pair("var a = 10; (function() { a; })(); return a;",
@@ -1921,7 +1921,7 @@ TEST(InterpreterContextParameters) {
HandleAndZoneScope handles;
i::Isolate* isolate = handles.main_isolate();
- std::pair<const char*, Handle<Object>> context_params[3] = {
+ std::pair<const char*, Handle<Object>> context_params[] = {
std::make_pair("return (function() { return arg1; })();",
handle(Smi::FromInt(1), isolate)),
std::make_pair("(function() { arg1 = 4; })(); return arg1;",
@@ -1950,7 +1950,7 @@ TEST(InterpreterOuterContextVariables) {
HandleAndZoneScope handles;
i::Isolate* isolate = handles.main_isolate();
- std::pair<const char*, Handle<Object>> context_vars[2] = {
+ std::pair<const char*, Handle<Object>> context_vars[] = {
std::make_pair("return outerVar * innerArg;",
handle(Smi::FromInt(200), isolate)),
std::make_pair("outerVar = innerArg; return outerVar",
@@ -1984,7 +1984,7 @@ TEST(InterpreterComma) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> literals[6] = {
+ std::pair<const char*, Handle<Object>> literals[] = {
std::make_pair("var a; return 0, a;\n", factory->undefined_value()),
std::make_pair("return 'a', 2.2, 3;\n",
handle(Smi::FromInt(3), isolate)),
@@ -2012,7 +2012,7 @@ TEST(InterpreterLogicalOr) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> literals[5] = {
+ std::pair<const char*, Handle<Object>> literals[] = {
std::make_pair("var a, b; return a || b;\n", factory->undefined_value()),
std::make_pair("var a, b = 10; return a || b;\n",
handle(Smi::FromInt(10), isolate)),
@@ -2038,7 +2038,7 @@ TEST(InterpreterLogicalAnd) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> literals[7] = {
+ std::pair<const char*, Handle<Object>> literals[] = {
std::make_pair("var a, b = 10; return a && b;\n",
factory->undefined_value()),
std::make_pair("var a = 0, b = 10; return a && b / a;\n",
@@ -2099,7 +2099,7 @@ TEST(InterpreterThrow) {
i::Factory* factory = isolate->factory();
// TODO(rmcilroy): modify tests when we have real try catch support.
- std::pair<const char*, Handle<Object>> throws[6] = {
+ std::pair<const char*, Handle<Object>> throws[] = {
std::make_pair("throw undefined;\n",
factory->undefined_value()),
std::make_pair("throw 1;\n",
@@ -2132,7 +2132,7 @@ TEST(InterpreterCountOperators) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> count_ops[16] = {
+ std::pair<const char*, Handle<Object>> count_ops[] = {
std::make_pair("var a = 1; return ++a;",
handle(Smi::FromInt(2), isolate)),
std::make_pair("var a = 1; return a++;",
@@ -2182,7 +2182,7 @@ TEST(InterpreterGlobalCountOperators) {
HandleAndZoneScope handles;
i::Isolate* isolate = handles.main_isolate();
- std::pair<const char*, Handle<Object>> count_ops[6] = {
+ std::pair<const char*, Handle<Object>> count_ops[] = {
std::make_pair("var global = 100;function f(){ return ++global; }",
handle(Smi::FromInt(101), isolate)),
std::make_pair("var global = 100; function f(){ return --global; }",
@@ -2212,7 +2212,7 @@ TEST(InterpreterCompoundExpressions) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, Handle<Object>> compound_expr[5] = {
+ std::pair<const char*, Handle<Object>> compound_expr[] = {
std::make_pair("var a = 1; a += 2; return a;",
Handle<Object>(Smi::FromInt(3), isolate)),
std::make_pair("var a = 10; a /= 2; return a;",
@@ -2266,7 +2266,7 @@ TEST(InterpreterCreateArguments) {
i::Isolate* isolate = handles.main_isolate();
i::Factory* factory = isolate->factory();
- std::pair<const char*, int> create_args[9] = {
+ std::pair<const char*, int> create_args[] = {
std::make_pair("function f() { return arguments[0]; }", 0),
std::make_pair("function f(a) { return arguments[0]; }", 0),
std::make_pair("function f() { return arguments[2]; }", 2),
@@ -2330,7 +2330,7 @@ TEST(InterpreterConditional) {
HandleAndZoneScope handles;
i::Isolate* isolate = handles.main_isolate();
- std::pair<const char*, Handle<Object>> conditional[8] = {
+ std::pair<const char*, Handle<Object>> conditional[] = {
std::make_pair("return true ? 2 : 3;",
handle(Smi::FromInt(2), isolate)),
std::make_pair("return false ? 2 : 3;",
@@ -2712,6 +2712,86 @@ TEST(InterpreterForIn) {
}
}
+
+TEST(InterpreterSwitch) {
+ HandleAndZoneScope handles;
+ i::Isolate* isolate = handles.main_isolate();
+ i::Factory* factory = isolate->factory();
+
+ std::pair<const char*, Handle<Object>> switch_ops[] = {
+ std::make_pair("var a = 1;\n"
+ "switch(a) {\n"
+ " case 1: return 2;\n"
+ " case 2: return 3;\n"
+ "}\n",
+ handle(Smi::FromInt(2), isolate)),
+ std::make_pair("var a = 1;\n"
+ "switch(a) {\n"
+ " case 2: a = 2; break;\n"
+ " case 1: a = 3; break;\n"
+ "}\n"
+ "return a;",
+ handle(Smi::FromInt(3), isolate)),
+ std::make_pair("var a = 1;\n"
+ "switch(a) {\n"
+ " case 1: a = 2; // fall-through\n"
+ " case 2: a = 3; break;\n"
+ "}\n"
+ "return a;",
+ handle(Smi::FromInt(3), isolate)),
+ std::make_pair("var a = 100;\n"
+ "switch(a) {\n"
+ " case 1: return 100;\n"
+ " case 2: return 200;\n"
+ "}\n"
+ "return undefined;",
+ factory->undefined_value()),
+ std::make_pair("var a = 100;\n"
+ "switch(a) {\n"
+ " case 1: return 100;\n"
+ " case 2: return 200;\n"
+ " default: return 300;\n"
+ "}\n"
+ "return undefined;",
+ handle(Smi::FromInt(300), isolate)),
+ std::make_pair("var a = 100;\n"
+ "switch(typeof(a)) {\n"
+ " case 'string': return 1;\n"
+ " case 'number': return 2;\n"
+ " default: return 3;\n"
+ "}\n",
+ handle(Smi::FromInt(2), isolate)),
+ std::make_pair("var a = 100;\n"
+ "switch(a) {\n"
+ " case a += 20: return 1;\n"
+ " case a -= 10: return 2;\n"
+ " case a -= 10: return 3;\n"
+ " default: return 3;\n"
+ "}\n",
+ handle(Smi::FromInt(3), isolate)),
+ std::make_pair("var a = 1;\n"
+ "switch(a) {\n"
+ " case 1: \n"
+ " switch(a + 1) {\n"
+ " case 2 : a += 1; break;\n"
+ " default : a += 2; break;\n"
+ " } // fall-through\n"
+ " case 2: a += 3;\n"
+ "}\n"
+ "return a;",
+ handle(Smi::FromInt(5), isolate)),
+ };
+
+ for (size_t i = 0; i < arraysize(switch_ops); i++) {
+ std::string source(InterpreterTester::SourceForBody(switch_ops[i].first));
+ InterpreterTester tester(handles.main_isolate(), source.c_str());
+ auto callable = tester.GetCallable<>();
+
+ Handle<i::Object> return_value = callable().ToHandleChecked();
+ CHECK(return_value->SameValue(*switch_ops[i].second));
+ }
+}
+
} // namespace interpreter
} // namespace internal
} // namespace v8
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