Remove duplicate json from test

app/build.gradle

@@ -37,6 +37,10 @@ android {
         }
     }
 
+    sourceSets {
+        test.resources.srcDirs += 'src/main/res/raw'
+    }
+
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8

app/src/test/java/gr/thmmy/mthmmy/utils/UploadsCoursesJSONReadingTest.java

@@ -12,7 +12,6 @@ import org.powermock.modules.junit4.PowerMockRunner;
 import java.io.InputStream;
 import java.util.HashMap;
 
-
 import gr.thmmy.mthmmy.activities.upload.UploadsCourse;
 import gr.thmmy.mthmmy.utils.io.ResourceUtils;
 
@@ -24,14 +23,14 @@ import static org.junit.Assert.assertTrue;
 @RunWith(PowerMockRunner.class)
 @PrepareForTest(JSONObject.class)
 public class UploadsCoursesJSONReadingTest {
-    private final String filePath = "/raw/uploads_courses.json";
+    private final String filePath = "uploads_courses.json";
 
     @Rule
     public TimberTestRule logAllAlwaysRule = TimberTestRule.logAllAlways();
 
     @Test
     public void uploadsCoursesRetrievedCorrectly() throws Exception {
-        InputStream is = this.getClass().getResourceAsStream(filePath);
+        InputStream is = this.getClass().getClassLoader().getResourceAsStream(filePath);
         assertNotNull(is);
         String uploadsCoursesJSON = ResourceUtils.readJSONResourceToString(is);
         assertNotNull(uploadsCoursesJSON);;