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-rw-r--r--tests/component/update_verifier_test.cpp96
1 files changed, 96 insertions, 0 deletions
diff --git a/tests/component/update_verifier_test.cpp b/tests/component/update_verifier_test.cpp
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+++ b/tests/component/update_verifier_test.cpp
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+/*
+ * 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 {
+#if defined(PRODUCT_SUPPORTS_VERITY) || defined(BOARD_AVB_ENABLE)
+ 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));
+}
+
+TEST_F(UpdateVerifierTest, verify_image_legacy_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 = "/dev/block/bootdevice/by-name/system\n2,1,0";
+ ASSERT_TRUE(android::base::WriteStringToFile(content, temp_file.path));
+ ASSERT_TRUE(verify_image(temp_file.path));
+}