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-rw-r--r--README.md7
-rw-r--r--minui/resources.cpp4
-rw-r--r--tests/Android.mk28
-rw-r--r--tests/manual/recovery_test.cpp138
-rw-r--r--tests/unit/locale_test.cpp3
5 files changed, 177 insertions, 3 deletions
diff --git a/README.md b/README.md
index dc3d44e6e..8e20b5a62 100644
--- a/README.md
+++ b/README.md
@@ -40,3 +40,10 @@ Running the manual tests
- Reboot the device immediately and run the test again. The test should save the
contents of pmsg buffer into /data/misc/recovery/inject.txt. Test will pass if
this file has expected contents.
+
+`ResourceTest` validates whether the png files are qualified as background text
+image under recovery.
+
+ 1. `adb sync data` to make sure the test-dir has the images to test.
+ 2. The test will automatically pickup and verify all `_text.png` files in
+ the test dir.
diff --git a/minui/resources.cpp b/minui/resources.cpp
index e6909f269..726c627ed 100644
--- a/minui/resources.cpp
+++ b/minui/resources.cpp
@@ -374,7 +374,9 @@ int res_create_alpha_surface(const char* name, GRSurface** pSurface) {
// This function tests if a locale string stored in PNG (prefix) matches
// the locale string provided by the system (locale).
bool matches_locale(const char* prefix, const char* locale) {
- if (locale == NULL) return false;
+ if (locale == nullptr) {
+ return false;
+ }
// Return true if the whole string of prefix matches the top part of
// locale. For instance, prefix == "en" matches locale == "en_US";
diff --git a/tests/Android.mk b/tests/Android.mk
index 1203817a2..1dbd2b614 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -49,10 +49,34 @@ LOCAL_CLANG := true
LOCAL_CFLAGS := -Werror
LOCAL_MODULE := recovery_manual_test
LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
-LOCAL_STATIC_LIBRARIES := libbase
+LOCAL_STATIC_LIBRARIES := \
+ libminui \
+ libbase
LOCAL_SRC_FILES := manual/recovery_test.cpp
-LOCAL_SHARED_LIBRARIES := liblog
+LOCAL_SHARED_LIBRARIES := \
+ liblog \
+ libpng
+
+resource_files := $(call find-files-in-subdirs, bootable/recovery, \
+ "*_text.png", \
+ res-mdpi/images \
+ res-hdpi/images \
+ res-xhdpi/images \
+ res-xxhdpi/images \
+ res-xxxhdpi/images \
+ )
+
+# The resource image files that will go to $OUT/data/nativetest/recovery.
+testimage_out_path := $(TARGET_OUT_DATA)/nativetest/recovery
+GEN := $(addprefix $(testimage_out_path)/, $(resource_files))
+
+$(GEN): PRIVATE_PATH := $(LOCAL_PATH)
+$(GEN): PRIVATE_CUSTOM_TOOL = cp $< $@
+$(GEN): $(testimage_out_path)/% : bootable/recovery/%
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
include $(BUILD_NATIVE_TEST)
# Component tests
diff --git a/tests/manual/recovery_test.cpp b/tests/manual/recovery_test.cpp
index e73cb1509..d36dd331e 100644
--- a/tests/manual/recovery_test.cpp
+++ b/tests/manual/recovery_test.cpp
@@ -14,19 +14,27 @@
* limitations under the License.
*/
+#include <dirent.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <string>
+#include <vector>
#include <android-base/file.h>
+#include <android-base/strings.h>
#include <android/log.h>
#include <gtest/gtest.h>
+#include <png.h>
#include <private/android_logger.h>
+#include "minui/minui.h"
+
static const std::string myFilename = "/data/misc/recovery/inject.txt";
static const std::string myContent = "Hello World\nWelcome to my recovery\n";
+static const std::string kLocale = "zu";
+static const std::string kResourceTestDir = "/data/nativetest/recovery/";
// Failure is expected on systems that do not deliver either the
// recovery-persist or recovery-refresh executables. Tests also require
@@ -84,3 +92,133 @@ TEST(recovery, persist) {
}
EXPECT_EQ(0, unlink(myFilename.c_str()));
}
+
+std::vector<std::string> image_dir {
+ "res-mdpi/images/",
+ "res-hdpi/images/",
+ "res-xhdpi/images/",
+ "res-xxhdpi/images/",
+ "res-xxxhdpi/images/"
+};
+
+static int png_filter(const dirent* de) {
+ if (de->d_type != DT_REG || !android::base::EndsWith(de->d_name, "_text.png")) {
+ return 0;
+ }
+ return 1;
+}
+
+// Find out all png files to test under /data/nativetest/recovery/.
+static std::vector<std::string> add_files() {
+ std::vector<std::string> files;
+ for (const std::string& str : image_dir) {
+ std::string dir_path = kResourceTestDir + str;
+ dirent** namelist;
+ int n = scandir(dir_path.c_str(), &namelist, png_filter, alphasort);
+ if (n == -1) {
+ printf("Failed to scan dir %s: %s\n", kResourceTestDir.c_str(), strerror(errno));
+ return files;
+ }
+ if (n == 0) {
+ printf("No file is added for test in %s\n", kResourceTestDir.c_str());
+ }
+
+ while (n--) {
+ std::string file_path = dir_path + namelist[n]->d_name;
+ files.push_back(file_path);
+ free(namelist[n]);
+ }
+ free(namelist);
+ }
+ return files;
+}
+
+class ResourceTest : public testing::TestWithParam<std::string> {
+ public:
+ static std::vector<std::string> png_list;
+
+ // Parse a png file and test if it's qualified for the background text image
+ // under recovery.
+ void SetUp() override {
+ std::string file_path = GetParam();
+ fp = fopen(file_path.c_str(), "rb");
+ ASSERT_NE(nullptr, fp);
+
+ unsigned char header[8];
+ size_t bytesRead = fread(header, 1, sizeof(header), fp);
+ ASSERT_EQ(sizeof(header), bytesRead);
+ ASSERT_EQ(0, png_sig_cmp(header, 0, sizeof(header)));
+
+ png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);
+ ASSERT_NE(nullptr, png_ptr);
+
+ info_ptr = png_create_info_struct(png_ptr);
+ ASSERT_NE(nullptr, info_ptr);
+
+ png_init_io(png_ptr, fp);
+ png_set_sig_bytes(png_ptr, sizeof(header));
+ png_read_info(png_ptr, info_ptr);
+
+ int color_type, bit_depth;
+ png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, nullptr, nullptr,
+ nullptr);
+ ASSERT_EQ(PNG_COLOR_TYPE_GRAY, color_type) << "Recovery expects grayscale PNG file.";
+ ASSERT_LT(static_cast<png_uint_32>(5), width);
+ ASSERT_LT(static_cast<png_uint_32>(0), height);
+ if (bit_depth <= 8) {
+ // 1-, 2-, 4-, or 8-bit gray images: expand to 8-bit gray.
+ png_set_expand_gray_1_2_4_to_8(png_ptr);
+ }
+
+ png_byte channels = png_get_channels(png_ptr, info_ptr);
+ ASSERT_EQ(1, channels) << "Recovery background text images expects 1-channel PNG file.";
+ }
+
+ void TearDown() override {
+ if (png_ptr != nullptr && info_ptr != nullptr) {
+ png_destroy_read_struct(&png_ptr, &info_ptr, nullptr);
+ }
+
+ if (fp != nullptr) {
+ fclose(fp);
+ }
+ }
+
+ protected:
+ png_structp png_ptr;
+ png_infop info_ptr;
+ png_uint_32 width, height;
+
+ FILE* fp;
+};
+
+std::vector<std::string> ResourceTest::png_list = add_files();
+
+TEST_P(ResourceTest, ValidateLocale) {
+ std::vector<unsigned char> row(width);
+ for (png_uint_32 y = 0; y < height; ++y) {
+ png_read_row(png_ptr, row.data(), nullptr);
+ int w = (row[1] << 8) | row[0];
+ int h = (row[3] << 8) | row[2];
+ int len = row[4];
+ EXPECT_LT(0, w);
+ EXPECT_LT(0, h);
+ EXPECT_LT(0, len) << "Locale string should be non-empty.";
+ EXPECT_NE(0, row[5]) << "Locale string is missing.";
+
+ ASSERT_GT(height, y + 1 + h) << "Locale: " << kLocale << " is not found in the file.";
+ char* loc = reinterpret_cast<char*>(&row[5]);
+ if (matches_locale(loc, kLocale.c_str())) {
+ EXPECT_TRUE(android::base::StartsWith(loc, kLocale.c_str()));
+ break;
+ } else {
+ for (int i = 0; i < h; ++i, ++y) {
+ png_read_row(png_ptr, row.data(), nullptr);
+ }
+ }
+ }
+}
+
+INSTANTIATE_TEST_CASE_P(BackgroundTextValidation, ResourceTest,
+ ::testing::ValuesIn(ResourceTest::png_list.cbegin(),
+ ResourceTest::png_list.cend()));
diff --git a/tests/unit/locale_test.cpp b/tests/unit/locale_test.cpp
index 0e515f8c1..f73235005 100644
--- a/tests/unit/locale_test.cpp
+++ b/tests/unit/locale_test.cpp
@@ -26,4 +26,7 @@ TEST(LocaleTest, Misc) {
EXPECT_TRUE(matches_locale("en", "en_GB"));
EXPECT_FALSE(matches_locale("en_GB", "en"));
EXPECT_FALSE(matches_locale("en_GB", "en_US"));
+ EXPECT_FALSE(matches_locale("en_US", ""));
+ // Empty locale prefix in the PNG file will match the input locale.
+ EXPECT_TRUE(matches_locale("", "en_US"));
}