| // Copyright 2021 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 <fidl/fuchsia.device.test/cpp/wire.h> |
| #include <fidl/fuchsia.device/cpp/wire.h> |
| #include <fuchsia/driver/development/cpp/fidl.h> |
| #include <lib/ddk/binding.h> |
| #include <lib/ddk/driver.h> |
| #include <lib/fdio/directory.h> |
| #include <lib/sys/cpp/component_context.h> |
| |
| #include <gtest/gtest.h> |
| #include <sdk/lib/device-watcher/cpp/device-watcher.h> |
| |
| #include "src/lib/fxl/strings/string_printf.h" |
| |
| const std::string kDriverBaseUrl = "fuchsia-boot:///#driver"; |
| const std::string kStringBindDriverLibPath = kDriverBaseUrl + "/string-bind-child.so"; |
| const std::string kChildDevicePath = "sys/test/parent"; |
| |
| class StringBindTest : public testing::Test { |
| protected: |
| void SetUp() override { |
| // Wait for the child device to bind and appear. The child device should bind with its string |
| // properties. |
| fbl::unique_fd string_bind_fd; |
| zx_status_t status = |
| device_watcher::RecursiveWaitForFile("/dev/sys/test/parent/child", &string_bind_fd); |
| ASSERT_EQ(ZX_OK, status); |
| |
| // Connect to the DriverDevelopment service. |
| auto context = sys::ComponentContext::Create(); |
| context->svc()->Connect(driver_dev_.NewRequest()); |
| } |
| |
| fuchsia::driver::development::DriverDevelopmentSyncPtr driver_dev_; |
| }; |
| |
| // Get the bind program of the test driver and check that it has the expected instructions. |
| TEST_F(StringBindTest, DriverBytecode) { |
| fuchsia::driver::development::DriverInfoIteratorSyncPtr iterator; |
| ASSERT_EQ(ZX_OK, driver_dev_->GetDriverInfo({kStringBindDriverLibPath}, iterator.NewRequest())); |
| |
| std::vector<fuchsia::driver::development::DriverInfo> drivers; |
| ASSERT_EQ(iterator->GetNext(&drivers), ZX_OK); |
| ASSERT_EQ(drivers.size(), 1u); |
| auto bytecode = drivers[0].bind_rules().bytecode_v2(); |
| |
| const uint8_t kExpectedBytecode[] = { |
| 0x42, 0x49, 0x4E, 0x44, 0x02, 0x0, 0x0, 0x0, // Bind header |
| 0x53, 0x59, 0x4E, 0x42, 0x7A, 0x00, 0x00, 0x00, // Symbol table header |
| 0x01, 0x0, 0x0, 0x0, // "stringbind.lib.kinglet" ID |
| 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x62, 0x69, 0x6e, 0x64, // "stringbind" |
| 0x2e, 0x6c, 0x69, 0x62, 0x2e, 0x6b, 0x69, 0x6e, 0x67, 0x6c, // ".lib.kingl" |
| 0x65, 0x74, 0x00, // "et" |
| 0x02, 0x00, 0x00, 0x00, // "firecrest" ID |
| 0x66, 0x69, 0x72, 0x65, 0x63, 0x72, 0x65, 0x73, 0x74, 0x00, // "firecrest" |
| 0x03, 0x00, 0x00, 0x00, // "stringbind.lib.bobolink" ID |
| 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x62, 0x69, 0x6e, 0x64, // "stringbind" |
| 0x2e, 0x6c, 0x69, 0x62, 0x2e, 0x62, 0x6f, 0x62, 0x6f, 0x6c, // ".lib.bobol" |
| 0x69, 0x6e, 0x6b, 0x00, // "ink" |
| 0x04, 0x00, 0x00, 0x00, // "stringbind.lib.Moon" ID |
| 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x62, 0x69, 0x6e, 0x64, // "stringbind" |
| 0x2e, 0x6c, 0x69, 0x62, 0x2e, 0x4d, 0x6f, 0x6f, 0x6e, 0x00, // ".lib.Moon" |
| 0x05, 0x00, 0x00, 0x00, // "stringbind.lib.Moon.Half" ID |
| 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x62, 0x69, 0x6e, 0x64, // "stringbind" |
| 0x2e, 0x6c, 0x69, 0x62, 0x2e, 0x4d, 0x6f, 0x6f, 0x6e, // ".lib.Moon" |
| 0x2e, 0x48, 0x61, 0x6c, 0x66, 0x00, // ".Half" |
| 0x49, 0x4E, 0x53, 0x54, 0x2C, 0x00, 0x00, 0x00, // Instruction header |
| 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x02, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x00, |
| 0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00, 0x01, 0x00, 0x03, 0x00, 0x00, 0x00, 0x01, 0x0a, |
| 0x00, 0x00, 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x05, 0x00, 0x00, 0x00, |
| }; |
| |
| ASSERT_EQ(std::size(kExpectedBytecode), bytecode.size()); |
| for (size_t i = 0; i < bytecode.size(); i++) { |
| ASSERT_EQ(kExpectedBytecode[i], bytecode[i]); |
| } |
| } |
| |
| TEST_F(StringBindTest, DeviceProperties) { |
| fuchsia::driver::development::DeviceInfoIteratorSyncPtr iterator; |
| ASSERT_EQ(ZX_OK, driver_dev_->GetDeviceInfo({kChildDevicePath}, iterator.NewRequest())); |
| |
| std::vector<fuchsia::driver::development::DeviceInfo> devices; |
| ASSERT_EQ(iterator->GetNext(&devices), ZX_OK); |
| |
| constexpr zx_device_prop_t kExpectedProps[] = { |
| {BIND_PROTOCOL, 0, 3}, |
| {BIND_PCI_VID, 0, 1234}, |
| {BIND_PCI_DID, 0, 1234}, |
| }; |
| |
| ASSERT_EQ(devices.size(), 1u); |
| auto props = devices[0].property_list().props; |
| ASSERT_EQ(props.size(), std::size(kExpectedProps)); |
| for (size_t i = 0; i < props.size(); i++) { |
| ASSERT_EQ(props[i].id, kExpectedProps[i].id); |
| ASSERT_EQ(props[i].reserved, kExpectedProps[i].reserved); |
| ASSERT_EQ(props[i].value, kExpectedProps[i].value); |
| } |
| |
| auto& str_props = devices[0].property_list().str_props; |
| ASSERT_EQ(static_cast<size_t>(3), str_props.size()); |
| |
| ASSERT_STREQ("stringbind.lib.kinglet", str_props[0].key.data()); |
| ASSERT_TRUE(str_props[0].value.is_str_value()); |
| ASSERT_STREQ("firecrest", str_props[0].value.str_value().data()); |
| |
| ASSERT_STREQ("stringbind.lib.Moon", str_props[1].key.data()); |
| ASSERT_TRUE(str_props[1].value.is_enum_value()); |
| ASSERT_STREQ("stringbind.lib.Moon.Half", str_props[1].value.enum_value().data()); |
| |
| ASSERT_STREQ("stringbind.lib.bobolink", str_props[2].key.data()); |
| ASSERT_TRUE(str_props[2].value.is_int_value()); |
| ASSERT_EQ(static_cast<uint32_t>(10), str_props[2].value.int_value()); |
| } |