nearby sdk refactor

PiperOrigin-RevId: 425434260

internal/platform/byte_utils_test.cc

@@ -0,0 +1,44 @@
+// Copyright 2020 Google LLC
+//
+// 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
+//
+//     https://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 "internal/platform/byte_utils.h"
+
+#include "gtest/gtest.h"
+#include "internal/platform/byte_array.h"
+
+namespace location {
+namespace nearby {
+
+constexpr absl::string_view kFooBytes{"rawABCDE"};
+constexpr absl::string_view kFooFourDigitsToken{"0392"};
+constexpr absl::string_view kEmptyFourDigitsToken{"0000"};
+
+TEST(ByteUtilsTest, ToFourDigitStringCorrect) {
+  ByteArray bytes{std::string(kFooBytes)};
+
+  auto four_digit_string = ByteUtils::ToFourDigitString(bytes);
+
+  EXPECT_EQ(std::string(kFooFourDigitsToken), four_digit_string);
+}
+
+TEST(ByteUtilsTest, TestEmptyByteArrayCorrect) {
+  ByteArray bytes;
+
+  auto four_digit_string = ByteUtils::ToFourDigitString(bytes);
+
+  EXPECT_EQ(std::string(kEmptyFourDigitsToken), four_digit_string);
+}
+
+}  // namespace nearby
+}  // namespace location