2 files changed, 96 insertions, 20 deletions

diff --git a/tests/Android.mk b/tests/Android.mk
index daec11f11..93286ea0d 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -113,7 +113,8 @@ LOCAL_SRC_FILES := \
     component/verifier_test.cpp
 
 LOCAL_SHARED_LIBRARIES := \
-    libhidlbase
+    libhidlbase \
+    libprotobuf-cpp-lite
 
 tune2fs_static_libraries := \
     libext2_com_err \
diff --git a/tests/component/update_verifier_test.cpp b/tests/component/update_verifier_test.cpp
index f6ef6dcfd..a97071635 100644
--- a/tests/component/update_verifier_test.cpp
+++ b/tests/component/update_verifier_test.cpp
@@ -14,14 +14,20 @@
  * limitations under the License.
  */
 
+#include <update_verifier/update_verifier.h>
+
 #include <string>
+#include <unordered_map>
+#include <vector>
 
 #include <android-base/file.h>
 #include <android-base/properties.h>
 #include <android-base/strings.h>
 #include <android-base/test_utils.h>
+#include <google/protobuf/repeated_field.h>
 #include <gtest/gtest.h>
-#include <update_verifier/update_verifier.h>
+
+#include "care_map.pb.h"
 
 class UpdateVerifierTest : public ::testing::Test {
  protected:
@@ -30,7 +36,30 @@ class UpdateVerifierTest : public ::testing::Test {
     verity_supported = android::base::EqualsIgnoreCase(verity_mode, "enforcing");
   }
 
+  // Returns a serialized string of the proto3 message according to the given partition info.
+  std::string ConstructProto(
+      std::vector<std::unordered_map<std::string, std::string>>& partitions) {
+    UpdateVerifier::CareMap result;
+    for (const auto& partition : partitions) {
+      UpdateVerifier::CareMap::PartitionInfo info;
+      if (partition.find("name") != partition.end()) {
+        info.set_name(partition.at("name"));
+      }
+      if (partition.find("ranges") != partition.end()) {
+        info.set_ranges(partition.at("ranges"));
+      }
+      if (partition.find("fingerprint") != partition.end()) {
+        info.set_fingerprint(partition.at("fingerprint"));
+      }
+
+      *result.add_partitions() = info;
+    }
+
+    return result.SerializeAsString();
+  }
+
   bool verity_supported;
+  TemporaryFile care_map_file;
 };
 
 TEST_F(UpdateVerifierTest, verify_image_no_care_map) {
@@ -45,26 +74,26 @@ TEST_F(UpdateVerifierTest, verify_image_smoke) {
     return;
   }
 
-  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));
+  ASSERT_TRUE(android::base::WriteStringToFile(content, care_map_file.path));
+  ASSERT_TRUE(verify_image(care_map_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));
+  ASSERT_TRUE(android::base::WriteStringToFile("\n" + content + "\n\n", care_map_file.path));
+  ASSERT_TRUE(verify_image(care_map_file.path));
+}
+
+TEST_F(UpdateVerifierTest, verify_image_empty_care_map) {
+  ASSERT_FALSE(verify_image(care_map_file.path));
 }
 
 TEST_F(UpdateVerifierTest, verify_image_wrong_lines) {
   // The care map file can have only 2 / 4 / 6 lines.
-  TemporaryFile temp_file;
-  ASSERT_FALSE(verify_image(temp_file.path));
+  ASSERT_TRUE(android::base::WriteStringToFile("line1", care_map_file.path));
+  ASSERT_FALSE(verify_image(care_map_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));
+  ASSERT_TRUE(android::base::WriteStringToFile("line1\nline2\nline3", care_map_file.path));
+  ASSERT_FALSE(verify_image(care_map_file.path));
 }
 
 TEST_F(UpdateVerifierTest, verify_image_malformed_care_map) {
@@ -74,10 +103,9 @@ TEST_F(UpdateVerifierTest, verify_image_malformed_care_map) {
     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));
+  ASSERT_TRUE(android::base::WriteStringToFile(content, care_map_file.path));
+  ASSERT_FALSE(verify_image(care_map_file.path));
 }
 
 TEST_F(UpdateVerifierTest, verify_image_legacy_care_map) {
@@ -87,8 +115,55 @@ TEST_F(UpdateVerifierTest, verify_image_legacy_care_map) {
     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));
+  ASSERT_TRUE(android::base::WriteStringToFile(content, care_map_file.path));
+  ASSERT_TRUE(verify_image(care_map_file.path));
+}
+
+TEST_F(UpdateVerifierTest, verify_image_protobuf_care_map_smoke) {
+  // This test relies on dm-verity support.
+  if (!verity_supported) {
+    GTEST_LOG_(INFO) << "Test skipped on devices without dm-verity support.";
+    return;
+  }
+
+  std::vector<std::unordered_map<std::string, std::string>> partitions = {
+    { { "name", "system" }, { "ranges", "2,0,1" } },
+  };
+
+  std::string proto = ConstructProto(partitions);
+  ASSERT_TRUE(android::base::WriteStringToFile(proto, care_map_file.path));
+  ASSERT_TRUE(verify_image(care_map_file.path));
+}
+
+TEST_F(UpdateVerifierTest, verify_image_protobuf_care_map_missing_name) {
+  // This test relies on dm-verity support.
+  if (!verity_supported) {
+    GTEST_LOG_(INFO) << "Test skipped on devices without dm-verity support.";
+    return;
+  }
+
+  std::vector<std::unordered_map<std::string, std::string>> partitions = {
+    { { "ranges", "2,0,1" } },
+  };
+
+  std::string proto = ConstructProto(partitions);
+  ASSERT_TRUE(android::base::WriteStringToFile(proto, care_map_file.path));
+  ASSERT_FALSE(verify_image(care_map_file.path));
+}
+
+TEST_F(UpdateVerifierTest, verify_image_protobuf_care_map_bad_ranges) {
+  // This test relies on dm-verity support.
+  if (!verity_supported) {
+    GTEST_LOG_(INFO) << "Test skipped on devices without dm-verity support.";
+    return;
+  }
+
+  std::vector<std::unordered_map<std::string, std::string>> partitions = {
+    { { "name", "system" }, { "ranges", "3,0,1" } },
+  };
+
+  std::string proto = ConstructProto(partitions);
+  ASSERT_TRUE(android::base::WriteStringToFile(proto, care_map_file.path));
+  ASSERT_FALSE(verify_image(care_map_file.path));
 }