Add unit test for jsonparsing

Author: SinghRajenM

tests/UnitTest/JsonHandlerTest.cpp

@@ -0,0 +1,95 @@
+#include <gtest/gtest.h>
+
+#include <vector>
+#include <string>
+#include <memory>
+
+#include "JsonHandler.h"
+
+namespace JsonParsing
+{
+    class JsonHandlerTest : public ::testing::Test
+    {
+    protected:
+        JsonHandler handler {{}};
+
+    protected:
+        void SetUp() override {}
+        void TearDown() override {}
+
+        void setParseOptions(const ParseOptions& opt)
+        {
+            handler = JsonHandler(opt);
+        }
+    };
+
+    TEST_F(JsonHandlerTest, TestGetCompressedJson_Success)
+    {
+        std::string inputJson = R"({"key": "value"})";
+        auto        result    = handler.GetCompressedJson(inputJson);
+
+        ASSERT_TRUE(result.success);
+        ASSERT_EQ(result.response, R"({"key":"value"})");
+    }
+
+    TEST_F(JsonHandlerTest, TestGetCompressedJson_InvalidJson)
+    {
+        std::string inputJson = R"({"key": "value")";    // Missing closing brace
+        auto        result    = handler.GetCompressedJson(inputJson);
+
+        ASSERT_FALSE(result.success);
+        ASSERT_TRUE(result.response.empty());
+    }
+
+    TEST_F(JsonHandlerTest, TestFormatJson_Success)
+    {
+        std::string inputJson = R"({"key": "value"})";
+        auto        result    = handler.FormatJson(inputJson, {}, {}, ' ', 4);
+
+        ASSERT_TRUE(result.success);
+        ASSERT_EQ(result.response, "{\n    \"key\": \"value\"\n}");
+    }
+
+    TEST_F(JsonHandlerTest, TestFormatJson_InvalidJson)
+    {
+        std::string inputJson = R"({"key": "value")";    // Invalid JSON
+        auto        result    = handler.FormatJson(inputJson, {}, {}, ' ', 4);
+
+        ASSERT_FALSE(result.success);
+    }
+
+    // Test ValidateJson
+    TEST_F(JsonHandlerTest, TestValidateJson_Success)
+    {
+        std::string inputJson = R"({"key": "value"})";
+        auto        result    = handler.ValidateJson(inputJson);
+
+        ASSERT_TRUE(result.success);
+    }
+
+    TEST_F(JsonHandlerTest, TestValidateJson_InvalidJson)
+    {
+        std::string inputJson = R"({"key": "value")";    // Invalid JSON
+        auto        result    = handler.ValidateJson(inputJson);
+
+        ASSERT_FALSE(result.success);
+    }
+
+    // Test SortJsonByKey
+    TEST_F(JsonHandlerTest, TestSortJsonByKey_Success)
+    {
+        std::string inputJson = R"({"b": "valueB", "a": "valueA"})";
+        auto        result    = handler.SortJsonByKey(inputJson, {}, {}, ' ', 4);
+
+        ASSERT_TRUE(result.success);
+        ASSERT_EQ(result.response, "{\n    \"a\": \"valueA\",\n    \"b\": \"valueB\"\n}");
+    }
+
+    TEST_F(JsonHandlerTest, TestSortJsonByKey_InvalidJson)
+    {
+        std::string inputJson = R"({"b": "valueB", "a": "valueA")";    // Invalid JSON
+        auto        result    = handler.SortJsonByKey(inputJson, {}, {}, ' ', 4);
+
+        ASSERT_FALSE(result.success);
+    }
+}    // namespace JsonParsing

tests/UnitTest/StringHelperTest.cpp

@@ -5,7 +5,7 @@
 
 #include "StringHelper.h"
 
-namespace Utility
+namespace UtilityTest
 {
     class StringHelperTest : public ::testing::Test
     {

tests/UnitTest/UnitTest.vcxproj

@@ -152,7 +152,9 @@
   <ItemGroup>
     <ClCompile Include="..\..\external\googletest\googlemock\src\gmock-all.cc" />
     <ClCompile Include="..\..\external\googletest\googletest\src\gtest-all.cc" />
+    <ClCompile Include="..\..\src\NppJsonViewer\JsonHandler.cpp" />
     <ClCompile Include="..\..\src\NppJsonViewer\Profile.cpp" />
+    <ClCompile Include="JsonHandlerTest.cpp" />
     <ClCompile Include="main.cpp" />
     <ClCompile Include="ProfileTest.cpp" />
     <ClCompile Include="StringHelperTest.cpp" />
@@ -164,6 +166,7 @@
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
+    <ClInclude Include="..\..\src\NppJsonViewer\JsonHandler.h" />
     <ClInclude Include="..\..\src\NppJsonViewer\Profile.h" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />

tests/UnitTest/UnitTest.vcxproj.filters

@@ -42,10 +42,19 @@
     <ClCompile Include="StringHelperTest.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="JsonHandlerTest.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\src\NppJsonViewer\JsonHandler.cpp">
+      <Filter>Source Files\NppJsonViewer</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\src\NppJsonViewer\Profile.h">
       <Filter>Source Files\NppJsonViewer</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\src\NppJsonViewer\JsonHandler.h">
+      <Filter>Source Files\NppJsonViewer</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>

tests/UnitTest/UtilityTest.cpp

@@ -6,7 +6,7 @@
 
 #include "Utility.h"
 
-namespace Utility
+namespace UtilityTest
 {
     // Test GetXFromLPARAM with sample LPARAM
     TEST(CUtilityTest, GetXFromLPARAM)