Create interface with default implementation for config

Author: Heinrich Filter

src/main/java/io/github/jsonSnapshot/Config.java

@@ -0,0 +1,8 @@
+package io.github.jsonSnapshot;
+
+import lombok.Getter;
+
+public class DefaultConfig implements SnapshotConfig {
+    @Getter
+    private String filePath = "src/test/java/";
+}

src/main/java/io/github/jsonSnapshot/DefaultConfig.java

@@ -0,0 +1,5 @@
+package io.github.jsonSnapshot;
+
+public interface SnapshotConfig {
+    String getFilePath();
+}

src/main/java/io/github/jsonSnapshot/SnapshotConfig.java

@@ -32,14 +32,14 @@ public class SnapshotMatcher {
     private static List<Snapshot> calledSnapshots = new ArrayList<>();
 
     public static void start() {
-        start(new Config());
+        start(new DefaultConfig());
     }
 
-    public static void start(Config config) {
+    public static void start(SnapshotConfig config) {
         try {
             StackTraceElement stackElement = findStackElement();
             clazz = Class.forName(stackElement.getClassName());
-            snapshotFile = new SnapshotFile(config.filePath,stackElement.getClassName().replaceAll("\\.", "/") + ".snap");
+            snapshotFile = new SnapshotFile(config.getFilePath(), stackElement.getClassName().replaceAll("\\.", "/") + ".snap");
         } catch (ClassNotFoundException | IOException e) {
             throw new SnapshotMatchException(e.getMessage());
         }

src/main/java/io/github/jsonSnapshot/SnapshotMatcher.java

@@ -18,7 +18,7 @@
 @RunWith(MockitoJUnitRunner.class)
 public class SnapshotTest {
 
-    private static final Config DEFAULT_CONFIG = new Config();
+    private static final SnapshotConfig DEFAULT_CONFIG = new DefaultConfig();
     private static final String FILE_PATH = "src/test/java/anyFilePath";
     private static final String SNAPSHOT_NAME = "java.lang.String.toString=";
     private static final String SNAPSHOT = "java.lang.String.toString=[\n  \"anyObject\"\n]";
@@ -30,7 +30,7 @@ public class SnapshotTest {
 
     @Before
     public void setUp() throws NoSuchMethodException, IOException {
-        snapshotFile = new SnapshotFile(DEFAULT_CONFIG.filePath,"anyFilePath");
+        snapshotFile = new SnapshotFile(DEFAULT_CONFIG.getFilePath(), "anyFilePath");
         snapshot = new Snapshot(snapshotFile, String.class,
                 String.class.getDeclaredMethod("toString"), "anyObject");
     }