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-rw-r--r--tests/component/updater_test.cpp19
1 files changed, 15 insertions, 4 deletions
diff --git a/tests/component/updater_test.cpp b/tests/component/updater_test.cpp
index 01b86f224..6c341c111 100644
--- a/tests/component/updater_test.cpp
+++ b/tests/component/updater_test.cpp
@@ -592,10 +592,10 @@ TEST_F(UpdaterTest, brotli_new_data) {
ASSERT_EQ(0, zip_writer.StartEntry("new.dat.br", 0));
auto generator = []() { return rand() % 128; };
- // Generate 2048 blocks of random data.
+ // Generate 100 blocks of random data.
std::string brotli_new_data;
- brotli_new_data.reserve(4096 * 2048);
- generate_n(back_inserter(brotli_new_data), 4096 * 2048, generator);
+ brotli_new_data.reserve(4096 * 100);
+ generate_n(back_inserter(brotli_new_data), 4096 * 100, generator);
size_t encoded_size = BrotliEncoderMaxCompressedSize(brotli_new_data.size());
std::vector<uint8_t> encoded_data(encoded_size);
@@ -609,8 +609,19 @@ TEST_F(UpdaterTest, brotli_new_data) {
ASSERT_EQ(0, zip_writer.StartEntry("patch_data", 0));
ASSERT_EQ(0, zip_writer.FinishEntry());
+ // Write a few small chunks of new data, then a large chunk, and finally a few small chunks.
+ // This helps us to catch potential short writes.
std::vector<std::string> transfer_list = {
- "4", "2048", "0", "0", "new 4,0,512,512,1024", "new 2,1024,2048",
+ "4",
+ "100",
+ "0",
+ "0",
+ "new 2,0,1",
+ "new 2,1,2",
+ "new 4,2,50,50,97",
+ "new 2,97,98",
+ "new 2,98,99",
+ "new 2,99,100",
};
ASSERT_EQ(0, zip_writer.StartEntry("transfer_list", 0));
std::string commands = android::base::Join(transfer_list, '\n');