nearby: snapshot of cl/313536507

Signed-off-by: Alexey Polyudov <apolyudov@google.com>
Change-Id: I8936b527079074d5c3af5531b9245063767cc4a7

cpp/core_v2/payload_test.cc

@@ -0,0 +1,76 @@
+#include "core_v2/payload.h"
+
+#include <memory>
+#include <type_traits>
+
+#include "platform_v2/base/byte_array.h"
+#include "platform_v2/base/input_stream.h"
+#include "platform_v2/public/file.h"
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+namespace location {
+namespace nearby {
+namespace connections {
+
+TEST(PayloadTest, DefaultPayloadHasUnknownType) {
+  Payload payload;
+  EXPECT_EQ(payload.GetType(), Payload::Type::kUnknown);
+}
+
+TEST(PayloadTest, SupportsByteArrayType) {
+  const ByteArray bytes("bytes");
+  Payload payload(bytes);
+  EXPECT_EQ(payload.GetType(), Payload::Type::kBytes);
+  EXPECT_EQ(payload.AsStream(), nullptr);
+  EXPECT_EQ(payload.AsFile(), nullptr);
+  EXPECT_EQ(payload.AsBytes(), bytes);
+}
+
+TEST(PayloadTest, SupportsFileType) {
+  InputFile* raw_file = new InputFile("/path/to/file", 0);
+  std::unique_ptr<InputFile> file(raw_file);
+  Payload payload(std::move(file));
+  EXPECT_EQ(payload.GetType(), Payload::Type::kFile);
+  EXPECT_EQ(payload.AsStream(), nullptr);
+  EXPECT_EQ(payload.AsFile(), raw_file);
+  EXPECT_EQ(payload.AsBytes(), ByteArray{});
+}
+
+TEST(PayloadTest, SupportsStreamType) {
+  InputFile* raw_file = new InputFile("/path/to/file", 0);
+  std::unique_ptr<InputStream> stream(raw_file);
+  Payload payload(std::move(stream));
+  EXPECT_EQ(payload.GetType(), Payload::Type::kStream);
+  EXPECT_EQ(payload.AsStream(), raw_file);
+  EXPECT_EQ(payload.AsFile(), nullptr);
+  EXPECT_EQ(payload.AsBytes(), ByteArray{});
+}
+
+TEST(PayloadTest, PayloadIsMoveable) {
+  Payload payload1;
+  Payload payload2(ByteArray("bytes"));
+  auto id = payload2.GetId();
+  ByteArray bytes = payload2.AsBytes();
+  EXPECT_EQ(payload1.GetType(), Payload::Type::kUnknown);
+  EXPECT_EQ(payload2.GetType(), Payload::Type::kBytes);
+  payload1 = std::move(payload2);
+  EXPECT_EQ(payload1.GetType(), Payload::Type::kBytes);
+  EXPECT_EQ(payload1.AsBytes(), bytes);
+  EXPECT_EQ(payload1.GetId(), id);
+}
+
+TEST(PayloadTest, PayloadHasUniqueId) {
+  Payload payload1;
+  Payload payload2;
+  EXPECT_NE(payload1.GetId(), payload2.GetId());
+}
+
+TEST(PayloadTest, PayloadIsNotCopyable) {
+  EXPECT_FALSE(std::is_copy_constructible_v<Payload>);
+  EXPECT_FALSE(std::is_copy_assignable_v<Payload>);
+}
+
+}  // namespace connections
+}  // namespace nearby
+}  // namespace location