Refactoring 2

src/test/java/com/techatpark/sjson/core/parser/ObjectParserTest.java

@@ -0,0 +1,64 @@
+package com.techatpark.sjson.core.parser;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import com.techatpark.sjson.core.Json;
+import com.techatpark.sjson.core.util.TestUtil;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.StringReader;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Stream;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class ObjectParserTest {
+
+    final ObjectMapper objectMapper = new ObjectMapper();
+
+
+    /**
+     * Provides paths to JSON files for parameterized tests.
+     *
+     * @return Stream of paths to JSON files
+     * @throws IOException if there is an issue listing files
+     */
+    private static List<Path> jsonObjectStrings() throws IOException {
+        List<Path> jsonObjectStrings = new ArrayList<>();
+
+        for (Path path : TestUtil.getJSONFiles()) {
+            String jsonText = Files.readString(path).trim();
+            if (jsonText.startsWith("{")) {
+                jsonObjectStrings.add(path);
+            }
+        }
+
+        return jsonObjectStrings;
+
+    }
+
+    @ParameterizedTest
+    @MethodSource("jsonObjectStrings")
+    void testValid(final Path path) throws IOException {
+        Assertions.assertEquals(JsonParser
+                        .parseReader(
+                                new StringReader(objectMapper.writeValueAsString(
+                                        new Json().read(
+                                                new FileReader(path.toFile())
+                                        )))),
+                JsonParser.parseReader(new FileReader(path.toFile())),
+                "Reverse JSON Failed for " + path);
+    }
+
+}