platform_bootable_recovery/tests/component/update_verifier_test.cpp
Tao Bao 83b0780ddd Separate libupdate_verifier module and add testcases.
Enable -Wall and expose verify_image() for testing purpose.

Test: mmma bootable/recovery
Test: recovery_component_test
Change-Id: I1ee1db2a775bafdc1112e25a1bc7194d8d6aee4f
2017-04-27 08:57:23 -07:00

83 lines
2.6 KiB
C++

/*
* Copyright (C) 2017 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 <string>
#include <android-base/file.h>
#include <android-base/test_utils.h>
#include <gtest/gtest.h>
#include <update_verifier/update_verifier.h>
class UpdateVerifierTest : public ::testing::Test {
protected:
void SetUp() override {
#ifdef PRODUCT_SUPPORTS_VERITY
verity_supported = true;
#else
verity_supported = false;
#endif
}
bool verity_supported;
};
TEST_F(UpdateVerifierTest, verify_image_no_care_map) {
// Non-existing care_map is allowed.
ASSERT_TRUE(verify_image("/doesntexist"));
}
TEST_F(UpdateVerifierTest, verify_image_smoke) {
// This test relies on dm-verity support.
if (!verity_supported) {
GTEST_LOG_(INFO) << "Test skipped on devices without dm-verity support.";
return;
}
// The care map file can have only two or four lines.
TemporaryFile temp_file;
std::string content = "system\n2,0,1";
ASSERT_TRUE(android::base::WriteStringToFile(content, temp_file.path));
ASSERT_TRUE(verify_image(temp_file.path));
// Leading and trailing newlines should be accepted.
ASSERT_TRUE(android::base::WriteStringToFile("\n" + content + "\n\n", temp_file.path));
ASSERT_TRUE(verify_image(temp_file.path));
}
TEST_F(UpdateVerifierTest, verify_image_wrong_lines) {
// The care map file can have only two or four lines.
TemporaryFile temp_file;
ASSERT_FALSE(verify_image(temp_file.path));
ASSERT_TRUE(android::base::WriteStringToFile("line1", temp_file.path));
ASSERT_FALSE(verify_image(temp_file.path));
ASSERT_TRUE(android::base::WriteStringToFile("line1\nline2\nline3", temp_file.path));
ASSERT_FALSE(verify_image(temp_file.path));
}
TEST_F(UpdateVerifierTest, verify_image_malformed_care_map) {
// This test relies on dm-verity support.
if (!verity_supported) {
GTEST_LOG_(INFO) << "Test skipped on devices without dm-verity support.";
return;
}
TemporaryFile temp_file;
std::string content = "system\n2,1,0";
ASSERT_TRUE(android::base::WriteStringToFile(content, temp_file.path));
ASSERT_FALSE(verify_image(temp_file.path));
}