Add BufferReader tests

Author: vshcryabets

native/V2StyxLib/modules/l5/CMakeLists.txt

@@ -13,6 +13,7 @@ if(BUILD_MODULE_L5)
 
     add_executable(module_l5_tests
         test/test_BufferWriterImpl.cpp
+        test/test_BufferReaderImpl.cpp
         )
     target_include_directories(module_l5_tests PRIVATE ./include/)
     target_link_libraries(module_l5_tests PRIVATE Catch2::Catch2WithMain module_l5)

native/V2StyxLib/modules/l5/test/test_BufferReaderImpl.cpp

@@ -0,0 +1,37 @@
+#include <catch2/catch_test_macros.hpp>
+#include "serialization/BufferReaderImpl.h"
+
+TEST_CASE("readUTFString", "[BufferReaderImpl]") {
+    uint8_t testData[] = {0x05, 0x00, 'A', 'B', 'C', 'D', 'E', 'F', 'G'};
+    BufferReaderImpl impl(testData, sizeof(testData));
+    REQUIRE("ABCDE" == impl.readUTFString());
+}
+
+TEST_CASE("readUInt8", "[BufferReaderImpl]") {
+    uint8_t testData[] = {0x05, 0x06};
+    BufferReaderImpl impl(testData, sizeof(testData));
+    REQUIRE(0x05 == impl.readUInt8());
+    REQUIRE(0x06 == impl.readUInt8());
+}
+
+TEST_CASE("readUInt16", "[BufferReaderImpl]") {
+    uint8_t testData[] = {0x05, 0x06, 0x07, 0x08};
+    BufferReaderImpl impl(testData, sizeof(testData));
+    REQUIRE(0x0605 == impl.readUInt16());
+    REQUIRE(0x0807 == impl.readUInt16());
+}
+
+TEST_CASE("readUInt32", "[BufferReaderImpl]") {
+    uint8_t testData[] = {0x05, 0x06, 0x07, 0x08, 0x10, 0x11, 0x12, 0x13};
+    BufferReaderImpl impl(testData, sizeof(testData));
+    REQUIRE(0x08070605 == impl.readUInt32());
+    REQUIRE(0x13121110 == impl.readUInt32());
+}
+
+TEST_CASE("readUInt64", "[BufferReaderImpl]") {
+    uint8_t testData[] = {0x05, 0x06, 0x07, 0x08, 0x10, 0x11, 0x12, 0x13,
+                0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27};
+    BufferReaderImpl impl(testData, sizeof(testData));
+    REQUIRE(0x1312111008070605L == impl.readUInt64());
+    REQUIRE(0x2726252423222120L == impl.readUInt64());
+}