diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/Android.mk | 1 | ||||
| -rw-r--r-- | tests/component/bootloader_message_test.cpp | 165 |
2 files changed, 166 insertions, 0 deletions
diff --git a/tests/Android.mk b/tests/Android.mk index 1621f37bf..8ae52d799 100644 --- a/tests/Android.mk +++ b/tests/Android.mk @@ -61,6 +61,7 @@ LOCAL_MODULE := recovery_component_test LOCAL_C_INCLUDES := bootable/recovery LOCAL_SRC_FILES := \ component/applypatch_test.cpp \ + component/bootloader_message_test.cpp \ component/edify_test.cpp \ component/uncrypt_test.cpp \ component/updater_test.cpp \ diff --git a/tests/component/bootloader_message_test.cpp b/tests/component/bootloader_message_test.cpp new file mode 100644 index 000000000..dbcaf619e --- /dev/null +++ b/tests/component/bootloader_message_test.cpp @@ -0,0 +1,165 @@ +/* + * Copyright (C) 2016 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <android-base/strings.h> +#include <bootloader_message/bootloader_message.h> +#include <gtest/gtest.h> + +#include <string> +#include <vector> + +class BootloaderMessageTest : public ::testing::Test { + protected: + virtual void TearDown() override { + // Clear the BCB. + std::string err; + ASSERT_TRUE(clear_bootloader_message(&err)) << "Failed to clear BCB: " << err; + } +}; + +TEST_F(BootloaderMessageTest, clear_bootloader_message) { + // Clear the BCB. + std::string err; + ASSERT_TRUE(clear_bootloader_message(&err)) << "Failed to clear BCB: " << err; + + // Verify the content. + bootloader_message boot; + ASSERT_TRUE(read_bootloader_message(&boot, &err)) << "Failed to read BCB: " << err; + + // All the bytes should be cleared. + ASSERT_EQ(std::string(sizeof(boot), '\0'), + std::string(reinterpret_cast<const char*>(&boot), sizeof(boot))); +} + +TEST_F(BootloaderMessageTest, read_and_write_bootloader_message) { + // Write the BCB. + bootloader_message boot = {}; + strlcpy(boot.command, "command", sizeof(boot.command)); + strlcpy(boot.recovery, "message1\nmessage2\n", sizeof(boot.recovery)); + strlcpy(boot.status, "status1", sizeof(boot.status)); + + std::string err; + ASSERT_TRUE(write_bootloader_message(boot, &err)) << "Failed to write BCB: " << err; + + // Read and verify. + bootloader_message boot_verify; + ASSERT_TRUE(read_bootloader_message(&boot_verify, &err)) << "Failed to read BCB: " << err; + + ASSERT_EQ(std::string(reinterpret_cast<const char*>(&boot), sizeof(boot)), + std::string(reinterpret_cast<const char*>(&boot_verify), sizeof(boot_verify))); +} + +TEST_F(BootloaderMessageTest, write_bootloader_message_options) { + // Write the options to BCB. + std::vector<std::string> options = { "option1", "option2" }; + std::string err; + ASSERT_TRUE(write_bootloader_message(options, &err)) << "Failed to write BCB: " << err; + + // Inject some bytes into boot, which should be overwritten while reading. + bootloader_message boot; + strlcpy(boot.recovery, "random message", sizeof(boot.recovery)); + strlcpy(boot.reserved, "reserved bytes", sizeof(boot.reserved)); + + ASSERT_TRUE(read_bootloader_message(&boot, &err)) << "Failed to read BCB: " << err; + + // Verify that command and recovery fields should be set. + ASSERT_EQ("boot-recovery", std::string(boot.command)); + std::string expected = "recovery\n" + android::base::Join(options, "\n") + "\n"; + ASSERT_EQ(expected, std::string(boot.recovery)); + + // The rest should be cleared. + ASSERT_EQ(std::string(sizeof(boot.status), '\0'), std::string(boot.status, sizeof(boot.status))); + ASSERT_EQ(std::string(sizeof(boot.stage), '\0'), std::string(boot.stage, sizeof(boot.stage))); + ASSERT_EQ(std::string(sizeof(boot.reserved), '\0'), + std::string(boot.reserved, sizeof(boot.reserved))); +} + +TEST_F(BootloaderMessageTest, write_bootloader_message_options_empty) { + // Write empty vector. + std::vector<std::string> options; + std::string err; + ASSERT_TRUE(write_bootloader_message(options, &err)) << "Failed to write BCB: " << err; + + // Read and verify. + bootloader_message boot; + ASSERT_TRUE(read_bootloader_message(&boot, &err)) << "Failed to read BCB: " << err; + + // command and recovery fields should be set. + ASSERT_EQ("boot-recovery", std::string(boot.command)); + ASSERT_EQ("recovery\n", std::string(boot.recovery)); + + // The rest should be cleared. + ASSERT_EQ(std::string(sizeof(boot.status), '\0'), std::string(boot.status, sizeof(boot.status))); + ASSERT_EQ(std::string(sizeof(boot.stage), '\0'), std::string(boot.stage, sizeof(boot.stage))); + ASSERT_EQ(std::string(sizeof(boot.reserved), '\0'), + std::string(boot.reserved, sizeof(boot.reserved))); +} + +TEST_F(BootloaderMessageTest, write_bootloader_message_options_long) { + // Write super long message. + std::vector<std::string> options; + for (int i = 0; i < 100; i++) { + options.push_back("option: " + std::to_string(i)); + } + + std::string err; + ASSERT_TRUE(write_bootloader_message(options, &err)) << "Failed to write BCB: " << err; + + // Read and verify. + bootloader_message boot; + ASSERT_TRUE(read_bootloader_message(&boot, &err)) << "Failed to read BCB: " << err; + + // Make sure it's long enough. + std::string expected = "recovery\n" + android::base::Join(options, "\n") + "\n"; + ASSERT_GE(expected.size(), sizeof(boot.recovery)); + + // command and recovery fields should be set. + ASSERT_EQ("boot-recovery", std::string(boot.command)); + ASSERT_EQ(expected.substr(0, sizeof(boot.recovery) - 1), std::string(boot.recovery)); + ASSERT_EQ('\0', boot.recovery[sizeof(boot.recovery) - 1]); + + // The rest should be cleared. + ASSERT_EQ(std::string(sizeof(boot.status), '\0'), std::string(boot.status, sizeof(boot.status))); + ASSERT_EQ(std::string(sizeof(boot.stage), '\0'), std::string(boot.stage, sizeof(boot.stage))); + ASSERT_EQ(std::string(sizeof(boot.reserved), '\0'), + std::string(boot.reserved, sizeof(boot.reserved))); +} + +TEST_F(BootloaderMessageTest, update_bootloader_message) { + // Inject some bytes into boot, which should be not overwritten later. + bootloader_message boot; + strlcpy(boot.recovery, "random message", sizeof(boot.recovery)); + strlcpy(boot.reserved, "reserved bytes", sizeof(boot.reserved)); + std::string err; + ASSERT_TRUE(write_bootloader_message(boot, &err)) << "Failed to write BCB: " << err; + + // Update the BCB message. + std::vector<std::string> options = { "option1", "option2" }; + ASSERT_TRUE(update_bootloader_message(options, &err)) << "Failed to update BCB: " << err; + + bootloader_message boot_verify; + ASSERT_TRUE(read_bootloader_message(&boot_verify, &err)) << "Failed to read BCB: " << err; + + // Verify that command and recovery fields should be set. + ASSERT_EQ("boot-recovery", std::string(boot_verify.command)); + std::string expected = "recovery\n" + android::base::Join(options, "\n") + "\n"; + ASSERT_EQ(expected, std::string(boot_verify.recovery)); + + // The rest should be intact. + ASSERT_EQ(std::string(boot.status), std::string(boot_verify.status)); + ASSERT_EQ(std::string(boot.stage), std::string(boot_verify.stage)); + ASSERT_EQ(std::string(boot.reserved), std::string(boot_verify.reserved)); +} |