Function TEST

be/src/runtime/string-buffer-test.cc:37–70

}

TEST(StringBufferTest, Basic) {
  MemTracker tracker;
  MemPool pool(&tracker);
  StringBuffer str(&pool);
  string std_str;

  // Empty string
  ValidateString(std_str, str);

  // Clear empty string
  std_str.clear();
  str.Clear();
  ValidateString(std_str, str);

  // Append to empty
  std_str.append("Hello");
  ASSERT_OK(str.Append("Hello", strlen("Hello")));
  ValidateString(std_str, str);

  // Append some more
  std_str.append("World");
  ASSERT_OK(str.Append("World", strlen("World")));
  ValidateString(std_str, str);

  // Clear
  std_str.clear();
  str.Clear();
  ValidateString(std_str, str);

  // Underlying buffer size should be the length of the max string during the test.
  EXPECT_EQ(str.buffer_size(), strlen("HelloWorld"));

  pool.FreeAll();
}

TEST(StringBufferTest, AppendBoundary) {
  // Test StringBuffer::Append() works beyond 1GB.