Index: tools/gn/ninja_build_writer_unittest.cc |
diff --git a/tools/gn/ninja_build_writer_unittest.cc b/tools/gn/ninja_build_writer_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f82dc83552178b5a4432d7dfb07ade8b29e3385b |
--- /dev/null |
+++ b/tools/gn/ninja_build_writer_unittest.cc |
@@ -0,0 +1,119 @@ |
+// Copyright 2016 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 <sstream> |
+ |
+#include "testing/gtest/include/gtest/gtest.h" |
+#include "tools/gn/ninja_build_writer.h" |
+#include "tools/gn/scheduler.h" |
+#include "tools/gn/target.h" |
+#include "tools/gn/test_with_scope.h" |
+ |
+TEST(NinjaBuildWriter, TwoTargets) { |
+ Scheduler scheduler; |
+ TestWithScope setup; |
+ Err err; |
+ |
+ Target target_foo(setup.settings(), Label(SourceDir("//foo/"), "bar")); |
+ target_foo.set_output_type(Target::ACTION); |
+ target_foo.action_values().set_script(SourceFile("//foo/script.py")); |
+ target_foo.action_values().outputs() = SubstitutionList::MakeForTest( |
+ "//out/Debug/out1.out", "//out/Debug/out2.out"); |
+ target_foo.SetToolchain(setup.toolchain()); |
+ ASSERT_TRUE(target_foo.OnResolved(&err)); |
+ |
+ Target target_bar(setup.settings(), Label(SourceDir("//bar/"), "bar")); |
+ target_bar.set_output_type(Target::ACTION); |
+ target_bar.action_values().set_script(SourceFile("//bar/script.py")); |
+ target_bar.action_values().outputs() = SubstitutionList::MakeForTest( |
+ "//out/Debug/out3.out", "//out/Debug/out4.out"); |
+ target_bar.SetToolchain(setup.toolchain()); |
+ ASSERT_TRUE(target_bar.OnResolved(&err)); |
+ |
+ std::ostringstream ninja_out; |
+ std::ostringstream depfile_out; |
+ std::vector<const Settings*> all_settings = {setup.settings()}; |
+ std::vector<const Target*> targets = {&target_foo, &target_bar}; |
+ NinjaBuildWriter writer(setup.build_settings(), all_settings, |
+ setup.toolchain(), targets, ninja_out, depfile_out); |
+ ASSERT_TRUE(writer.Run(&err)); |
+ |
+ const char expected_rule_gn[] = "rule gn\n"; |
+ const char expected_build_ninja[] = |
+ "build build.ninja: gn\n" |
+ " generator = 1\n" |
+ " depfile = build.ninja.d\n" |
+ "\n"; |
+ const char expected_link_pool[] = |
+ "pool link_pool\n" |
+ " depth = 0\n" |
+ "\n"; |
+ const char expected_toolchain[] = |
+ "subninja toolchain.ninja\n" |
+ "\n"; |
+ const char expected_targets[] = |
+ "build foo$:bar: phony obj/foo/bar.stamp\n" |
+ "build bar$:bar: phony obj/bar/bar.stamp\n" |
+ "build bar: phony obj/bar/bar.stamp\n" |
+ "\n"; |
+ const char expected_root_target[] = |
+ "build all: phony obj/foo/bar.stamp $\n" |
+ " obj/bar/bar.stamp\n" |
+ "default all\n"; |
+ std::string out_str = ninja_out.str(); |
+#define EXPECT_SNIPPET(expected) \ |
+ EXPECT_NE(std::string::npos, out_str.find(expected)) << \ |
+ "Expected to find: " << expected << std::endl << \ |
+ "Within: " << out_str |
+ EXPECT_SNIPPET(expected_rule_gn); |
+ EXPECT_SNIPPET(expected_build_ninja); |
+ EXPECT_SNIPPET(expected_link_pool); |
+ EXPECT_SNIPPET(expected_toolchain); |
+ EXPECT_SNIPPET(expected_targets); |
+ EXPECT_SNIPPET(expected_root_target); |
+#undef EXPECT_SNIPPET |
+} |
+ |
+TEST(NinjaBuildWriter, DuplicateOutputs) { |
+ Scheduler scheduler; |
+ TestWithScope setup; |
+ Err err; |
+ |
+ Target target_foo(setup.settings(), Label(SourceDir("//foo/"), "bar")); |
+ target_foo.set_output_type(Target::ACTION); |
+ target_foo.action_values().set_script(SourceFile("//foo/script.py")); |
+ target_foo.action_values().outputs() = SubstitutionList::MakeForTest( |
+ "//out/Debug/out1.out", "//out/Debug/out2.out"); |
+ target_foo.SetToolchain(setup.toolchain()); |
+ ASSERT_TRUE(target_foo.OnResolved(&err)); |
+ |
+ Target target_bar(setup.settings(), Label(SourceDir("//bar/"), "bar")); |
+ target_bar.set_output_type(Target::ACTION); |
+ target_bar.action_values().set_script(SourceFile("//bar/script.py")); |
+ target_bar.action_values().outputs() = SubstitutionList::MakeForTest( |
+ "//out/Debug/out3.out", "//out/Debug/out2.out"); |
+ target_bar.SetToolchain(setup.toolchain()); |
+ ASSERT_TRUE(target_bar.OnResolved(&err)); |
+ |
+ std::ostringstream ninja_out; |
+ std::ostringstream depfile_out; |
+ std::vector<const Settings*> all_settings = { setup.settings() }; |
+ std::vector<const Target*> targets = { &target_foo, &target_bar }; |
+ NinjaBuildWriter writer(setup.build_settings(), all_settings, |
+ setup.toolchain(), targets, ninja_out, depfile_out); |
+ ASSERT_FALSE(writer.Run(&err)); |
+ |
+ const char expected_help_test[] = |
+ "Two or more targets generate the same output:\n" |
+ " out2.out\n" |
+ "\n" |
+ "This is can often be fixed by changing one of the target names, or by \n" |
+ "setting an output_name on one of them.\n" |
+ "\n" |
+ "Collisions:\n" |
+ " //foo:bar\n" |
+ " //bar:bar\n"; |
+ |
+ EXPECT_EQ(expected_help_test, err.help_text()); |
+} |