| // Copyright 2019 The Fuchsia 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 <fuchsia/sys/cpp/fidl.h> |
| #include <lib/async-loop/cpp/loop.h> |
| #include <lib/fidl/cpp/binding_set.h> |
| #include <lib/gtest/real_loop_fixture.h> |
| #include <lib/sys/cpp/testing/component_interceptor.h> |
| #include <lib/sys/cpp/testing/test_with_environment.h> |
| |
| #include <string> |
| #include <vector> |
| |
| #include "gtest/gtest.h" |
| |
| namespace { |
| |
| using fuchsia::sys::TerminationReason; |
| |
| // Records |LoadUrl|s, but forwards requests to a fallback loader. |
| class TestLoader : fuchsia::sys::Loader { |
| public: |
| // Fallback loader comes from the supplied |env|. |
| TestLoader(const fuchsia::sys::EnvironmentPtr& env) { |
| fuchsia::sys::ServiceProviderPtr sp; |
| env->GetServices(sp.NewRequest()); |
| sp->ConnectToService(fuchsia::sys::Loader::Name_, |
| fallback_loader_.NewRequest().TakeChannel()); |
| } |
| |
| virtual ~TestLoader() = default; |
| |
| fuchsia::sys::LoaderPtr NewRequest() { |
| fuchsia::sys::LoaderPtr loader; |
| loader.Bind(bindings_.AddBinding(this)); |
| return loader; |
| } |
| |
| // |fuchsia::sys::Loader| |
| void LoadUrl(std::string url, LoadUrlCallback response) override { |
| requested_urls.push_back(url); |
| fallback_loader_->LoadUrl(url, std::move(response)); |
| } |
| |
| std::vector<std::string> requested_urls; |
| |
| private: |
| fidl::BindingSet<fuchsia::sys::Loader> bindings_; |
| fuchsia::sys::LoaderPtr fallback_loader_; |
| }; |
| |
| // This fixture gives us a real_env(). |
| class ComponentInterceptorTest : public sys::testing::TestWithEnvironment {}; |
| |
| // This tests fallback-loader and intercept-url cases using the same enclosing |
| // environment. |
| TEST_F(ComponentInterceptorTest, TestFallbackAndInterceptingUrls) { |
| TestLoader test_loader(real_env()); |
| |
| sys::testing::ComponentInterceptor interceptor(test_loader.NewRequest()); |
| auto env = sys::testing::EnclosingEnvironment::Create( |
| "test_harness", real_env(), |
| interceptor.MakeEnvironmentServices(real_env())); |
| |
| constexpr char kInterceptUrl[] = "file://intercept_url"; |
| constexpr char kFallbackUrl[] = "file://fallback_url"; |
| |
| // Test the intercepting case. |
| { |
| std::string actual_url; |
| |
| bool intercepted_url = false; |
| ASSERT_TRUE(interceptor.InterceptURL( |
| kInterceptUrl, "", |
| [&actual_url, &intercepted_url]( |
| fuchsia::sys::StartupInfo startup_info, |
| std::unique_ptr<sys::testing::InterceptedComponent> component) { |
| intercepted_url = true; |
| actual_url = startup_info.launch_info.url; |
| })); |
| |
| fuchsia::sys::ComponentControllerPtr controller; |
| fuchsia::sys::LaunchInfo info; |
| info.url = kInterceptUrl; |
| env->CreateComponent(std::move(info), controller.NewRequest()); |
| |
| RunLoopUntil([&] { return intercepted_url; }); |
| EXPECT_EQ(kInterceptUrl, actual_url); |
| } |
| |
| test_loader.requested_urls.clear(); |
| |
| // Test the fallback loader case. |
| { |
| fuchsia::sys::ComponentControllerPtr controller; |
| fuchsia::sys::LaunchInfo info; |
| info.url = kFallbackUrl; |
| // Should this call into our TestLoader. |
| env->CreateComponent(std::move(info), controller.NewRequest()); |
| |
| RunLoopUntil([&] { return test_loader.requested_urls.size() > 0u; }); |
| |
| EXPECT_EQ(kFallbackUrl, test_loader.requested_urls[0]); |
| } |
| } |
| |
| TEST_F(ComponentInterceptorTest, TestOnKill) { |
| TestLoader test_loader(real_env()); |
| |
| sys::testing::ComponentInterceptor interceptor(test_loader.NewRequest()); |
| auto env = sys::testing::EnclosingEnvironment::Create( |
| "test_harness", real_env(), |
| interceptor.MakeEnvironmentServices(real_env())); |
| |
| constexpr char kInterceptUrl[] = "file://intercept_url"; |
| |
| // Test the intercepting case. |
| std::string actual_url; |
| |
| bool killed = false; |
| std::unique_ptr<sys::testing::InterceptedComponent> component; |
| ASSERT_TRUE(interceptor.InterceptURL( |
| kInterceptUrl, "", |
| [&](fuchsia::sys::StartupInfo startup_info, |
| std::unique_ptr<sys::testing::InterceptedComponent> |
| intercepted_component) { |
| component = std::move(intercepted_component); |
| component->set_on_kill([startup_info = std::move(startup_info), |
| &killed]() { killed = true; }); |
| })); |
| |
| { |
| fuchsia::sys::ComponentControllerPtr controller; |
| fuchsia::sys::LaunchInfo info; |
| info.url = kInterceptUrl; |
| env->CreateComponent(std::move(info), controller.NewRequest()); |
| |
| RunLoopUntil([&] { return !!component; }); |
| ASSERT_FALSE(killed); |
| } |
| // should be killed |
| RunLoopUntil([&] { return killed; }); |
| } |
| |
| TEST_F(ComponentInterceptorTest, ExtraCmx) { |
| auto interceptor = |
| sys::testing::ComponentInterceptor::CreateWithEnvironmentLoader( |
| real_env()); |
| auto env = sys::testing::EnclosingEnvironment::Create( |
| "test_harness", real_env(), |
| interceptor.MakeEnvironmentServices(real_env())); |
| |
| constexpr char kUrl[] = "file://fake_url"; |
| bool intercepted_url = false; |
| std::map<std::string, std::string> program_metadata; |
| ASSERT_TRUE(interceptor.InterceptURL( |
| kUrl, R"({ |
| "runner": "fake", |
| "program": { |
| "binary": "", |
| "data": "randomstring" |
| } |
| })", |
| [&](fuchsia::sys::StartupInfo startup_info, |
| std::unique_ptr<sys::testing::InterceptedComponent> c) { |
| intercepted_url = true; |
| for (const auto& metadata : startup_info.program_metadata.get()) { |
| program_metadata[metadata.key] = metadata.value; |
| } |
| })); |
| |
| fuchsia::sys::ComponentControllerPtr controller; |
| fuchsia::sys::LaunchInfo info; |
| info.url = kUrl; |
| |
| // This should call into our TestLoader. |
| env->CreateComponent(std::move(info), controller.NewRequest()); |
| |
| // Test that we intercepting URL |
| ASSERT_TRUE( |
| RunLoopWithTimeoutOrUntil([&] { return intercepted_url; }, zx::sec(2))); |
| EXPECT_TRUE(intercepted_url); |
| EXPECT_EQ("randomstring", program_metadata["data"]); |
| } |
| |
| } // namespace |