| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/strings/string_number_conversions.h" |
| #include "gn/test_with_scope.h" |
| #include "util/test/test.h" |
| |
| TEST(Template, Basic) { |
| TestWithScope setup; |
| TestParseInput input( |
| "template(\"foo\") {\n" |
| " print(target_name)\n" |
| " print(invoker.bar)\n" |
| "}\n" |
| "foo(\"lala\") {\n" |
| " bar = 42\n" |
| "}"); |
| ASSERT_FALSE(input.has_error()); |
| |
| Err err; |
| input.parsed()->Execute(setup.scope(), &err); |
| ASSERT_FALSE(err.has_error()) << err.message(); |
| |
| EXPECT_EQ("lala\n42\n", setup.print_output()); |
| } |
| |
| TEST(Template, UnusedTargetNameShouldThrowError) { |
| TestWithScope setup; |
| TestParseInput input( |
| "template(\"foo\") {\n" |
| " print(invoker.bar)\n" |
| "}\n" |
| "foo(\"lala\") {\n" |
| " bar = 42\n" |
| "}"); |
| ASSERT_FALSE(input.has_error()); |
| |
| Err err; |
| input.parsed()->Execute(setup.scope(), &err); |
| EXPECT_TRUE(err.has_error()); |
| } |
| |
| TEST(Template, UnusedInvokerShouldThrowError) { |
| TestWithScope setup; |
| TestParseInput input( |
| "template(\"foo\") {\n" |
| " print(target_name)\n" |
| "}\n" |
| "foo(\"lala\") {\n" |
| " bar = 42\n" |
| "}"); |
| ASSERT_FALSE(input.has_error()); |
| |
| Err err; |
| input.parsed()->Execute(setup.scope(), &err); |
| EXPECT_TRUE(err.has_error()); |
| } |
| |
| TEST(Template, UnusedVarInInvokerShouldThrowError) { |
| TestWithScope setup; |
| TestParseInput input( |
| "template(\"foo\") {\n" |
| " print(target_name)\n" |
| " print(invoker.bar)\n" |
| "}\n" |
| "foo(\"lala\") {\n" |
| " bar = 42\n" |
| " baz = [ \"foo\" ]\n" |
| "}"); |
| ASSERT_FALSE(input.has_error()); |
| |
| Err err; |
| input.parsed()->Execute(setup.scope(), &err); |
| EXPECT_TRUE(err.has_error()); |
| } |
| |
| // Previous versions of the template implementation would copy templates by |
| // value when it makes a closure. Doing a sequence of them means that every new |
| // one copies all previous ones, which gives a significant blow-up in memory. |
| // If this test doesn't crash with out-of-memory, it passed. |
| TEST(Template, MemoryBlowUp) { |
| TestWithScope setup; |
| std::string code; |
| for (int i = 0; i < 100; i++) |
| code += "template(\"test" + base::IntToString(i) + "\") {}\n"; |
| |
| TestParseInput input(code); |
| |
| Err err; |
| input.parsed()->Execute(setup.scope(), &err); |
| ASSERT_FALSE(input.has_error()); |
| } |