| // Copyright 2016 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. |
| |
| // A Module that serves as the recipe in the example story, i.e. that |
| // creates other Modules in the story. |
| |
| #include <fuchsia/modular/cpp/fidl.h> |
| #include <fuchsia/ui/viewsv1/cpp/fidl.h> |
| #include <lib/app_driver/cpp/module_driver.h> |
| #include <lib/async-loop/cpp/loop.h> |
| #include <lib/fsl/vmo/strings.h> |
| |
| #include "peridot/lib/rapidjson/rapidjson.h" |
| #include "peridot/lib/testing/reporting.h" |
| #include "peridot/lib/testing/testing.h" |
| #include "peridot/tests/common/defs.h" |
| #include "peridot/tests/link_data/defs.h" |
| |
| using modular::testing::Signal; |
| |
| namespace { |
| |
| // Implementation of the fuchsia::modular::LinkWatcher service that forwards the |
| // value of one fuchsia::modular::Link instance to a second |
| // fuchsia::modular::Link instance whenever it changes. |
| class LinkForwarder : fuchsia::modular::LinkWatcher { |
| public: |
| LinkForwarder(fuchsia::modular::Link* const src, |
| fuchsia::modular::Link* const dst) |
| : src_binding_(this), src_(src), dst_(dst) { |
| src_->Watch(src_binding_.NewBinding()); |
| } |
| |
| // |fuchsia::modular::LinkWatcher| |
| void Notify(fuchsia::mem::Buffer json) override { |
| dst_->Set(nullptr, std::move(json)); |
| } |
| |
| private: |
| fidl::Binding<fuchsia::modular::LinkWatcher> src_binding_; |
| fuchsia::modular::Link* const src_; |
| fuchsia::modular::Link* const dst_; |
| |
| FXL_DISALLOW_COPY_AND_ASSIGN(LinkForwarder); |
| }; |
| |
| // Cf. README.md for what this test does and how. |
| class TestApp { |
| public: |
| TestApp(modular::ModuleHost* const module_host, |
| fidl::InterfaceRequest< |
| fuchsia::ui::viewsv1::ViewProvider> /*view_provider_request*/) |
| : module_host_(module_host), |
| module_context_(module_host_->module_context()) { |
| modular::testing::Init(module_host->startup_context(), __FILE__); |
| Signal("module0_init"); |
| |
| Start(); |
| } |
| |
| void Start() { |
| // Read null link data, and send its value back to the test user shell to |
| // verify its expected value. Nb. the user shell does this only for the |
| // first invocation. Therefore, it would be wrong to verify this with a |
| // TestPoint. |
| module_context_->GetLink(nullptr, link_.NewRequest()); |
| link_->Get(nullptr, [this](std::unique_ptr<fuchsia::mem::Buffer> content) { |
| std::string content_string; |
| FXL_CHECK(fsl::StringFromVmo(*content, &content_string)); |
| if (content_string == kRootJson1) { |
| Signal(std::string("module0_link") + ":" + kRootJson1); |
| } |
| |
| StartModules(); |
| }); |
| } |
| |
| void StartModules() { |
| module_context_->GetLink(kModule1Link, module1_link_.NewRequest()); |
| module_context_->GetLink(kModule2Link, module2_link_.NewRequest()); |
| |
| fuchsia::modular::IntentParameterData parameter_data; |
| parameter_data.set_link_name(kModule1Link); |
| |
| fuchsia::modular::IntentParameter parameter; |
| parameter.name = kLink; |
| parameter.data = std::move(parameter_data); |
| |
| fuchsia::modular::Intent intent; |
| intent.handler = kModule1Url; |
| intent.parameters.push_back(std::move(parameter)); |
| |
| module_context_->AddModuleToStory( |
| "module1", std::move(intent), module1_.NewRequest(), nullptr, |
| [](fuchsia::modular::StartModuleStatus) {}); |
| |
| parameter_data = fuchsia::modular::IntentParameterData(); |
| parameter_data.set_link_name(kModule2Link); |
| |
| parameter = fuchsia::modular::IntentParameter(); |
| parameter.name = kLink; |
| parameter.data = std::move(parameter_data); |
| |
| intent = fuchsia::modular::Intent(); |
| intent.handler = kModule2Url; |
| intent.parameters.push_back(std::move(parameter)); |
| |
| module_context_->AddModuleToStory( |
| "module2", std::move(intent), module2_.NewRequest(), nullptr, |
| [](fuchsia::modular::StartModuleStatus) {}); |
| |
| connections_.emplace_back( |
| new LinkForwarder(module1_link_.get(), module2_link_.get())); |
| } |
| |
| // Called from ModuleDriver. |
| void Terminate(const std::function<void()>& done) { |
| Signal("module1_stop"); |
| modular::testing::Done(done); |
| } |
| |
| private: |
| modular::ModuleHost* const module_host_; |
| fuchsia::modular::ModuleContext* const module_context_; |
| |
| fuchsia::modular::LinkPtr link_; |
| |
| fuchsia::modular::ModuleControllerPtr module1_; |
| fuchsia::modular::LinkPtr module1_link_; |
| |
| fuchsia::modular::ModuleControllerPtr module2_; |
| fuchsia::modular::LinkPtr module2_link_; |
| |
| std::vector<std::unique_ptr<LinkForwarder>> connections_; |
| |
| FXL_DISALLOW_COPY_AND_ASSIGN(TestApp); |
| }; |
| |
| } // namespace |
| |
| int main(int /*argc*/, const char** /*argv*/) { |
| async::Loop loop(&kAsyncLoopConfigAttachToThread); |
| auto context = component::StartupContext::CreateFromStartupInfo(); |
| modular::ModuleDriver<TestApp> driver(context.get(), |
| [&loop] { loop.Quit(); }); |
| loop.Run(); |
| return 0; |
| } |