Flush

src/main/java/app/MainController.java

@@ -69,7 +69,9 @@ public class MainController implements Initializable {
     return hostServices;
   }
 
-  // TODO: Document
+  /**
+   * @return All subcontrollers of this controller
+   */
   public List<Controller> getInnerControllers() {
     return List.of(editorController, filetreeController, modelineController, menubarController);
   }

src/main/java/app/MainLauncher.java

@@ -1,6 +1,14 @@
 package app;
 
+/**
+ * A launcher class to point towards as the start point for a packaged JAR
+ */
 public class MainLauncher {
+  /**
+   * The root function of the call stack
+   * 
+   * @param args Commandline arguments
+   */
     public static void main(String[] args) {
         Main.main(args);
     }

src/test/java/app/controllers/EditorControllerTest.java

@@ -2,6 +2,7 @@ package app.controllers;
 
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Paths;
 import java.util.Optional;
 
 import org.fxmisc.richtext.CodeArea;
@@ -100,12 +101,16 @@ public class EditorControllerTest extends FxTestTemplate {
   @Test
   @DisplayName("Test handling of OpenFileEvent with a file that doesn't exist")
   public void testOpenFileEventWithUnrealFile() throws IOException {
+    try (MockedStatic<FileOperations> mocked = mockStatic(FileOperations.class)) {
+      mocked.when(() -> FileOperations.readFile(any()))
+        .thenReturn(null);
 
       String brokenFilePath = "/doesNotExist.txt";
-    eventBus.post(new OpenFileEvent(Optional.ofNullable(new File(brokenFilePath).toPath())));
+      eventBus.post(new OpenFileEvent(Optional.ofNullable(Paths.get(brokenFilePath))));
 
       verify(editor, never()).clear();
     }
+  }
 
   @Test
   @DisplayName("Test handling of LanguageChangedEvent")

src/test/java/app/service/FileOperationsTest.java

@@ -0,0 +1,168 @@
+package app.service;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.fail;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.mockStatic;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.List;
+
+import com.google.common.io.Files;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
+import org.mockito.MockedStatic;
+
+import app.model.Model;
+import javafx.stage.Stage;
+
+public class FileOperationsTest {
+
+  @TempDir
+  File tmp;
+
+  @Test
+  @DisplayName("Test openFileWithDialog")
+  public void testOpenFileWithDialog() {
+    try (MockedStatic<DialogBoxes> mocked = mockStatic(DialogBoxes.class)) {
+      Stage stage = mock(Stage.class);
+
+      mocked.when(() -> DialogBoxes.showopenFileWithDialog(any()))
+        .thenReturn(null);
+      assertThrows(FileNotFoundException.class, () -> FileOperations.openFileWithDialog(stage));
+
+      File file = mock(File.class);
+      mocked.when(() -> DialogBoxes.showopenFileWithDialog(any()))
+        .thenReturn(file);
+      try {
+        assertEquals(file, FileOperations.openFileWithDialog(stage));
+      } catch (FileNotFoundException e) {
+        fail("Chosen file was null when it was expected to be mock file");
+      } 
+    }
+  }
+
+
+  @Test
+  @DisplayName("Test openFolderWithDialog")
+  public void testOpenFolderWithDialog() {
+    try (MockedStatic<DialogBoxes> mocked = mockStatic(DialogBoxes.class)) {
+      Stage stage = mock(Stage.class);
+
+      mocked.when(() -> DialogBoxes.showOpenFolderWithDialog(any()))
+        .thenReturn(null);
+      assertThrows(FileNotFoundException.class, () -> FileOperations.openFolderWithDialog(stage));
+      
+      File file = mock(File.class);
+      mocked.when(() -> DialogBoxes.showOpenFolderWithDialog(any()))
+        .thenReturn(file);
+      try {
+        assertEquals(file, FileOperations.openFolderWithDialog(stage));
+      } catch (FileNotFoundException e) {
+        fail("Chosen file was null when it was expected to be mock file");
+      } 
+
+    }
+  }
+
+  private File createTemporaryFile() throws IOException {
+    File f = new File(tmp, "test.txt");
+    f.createNewFile();
+    return f;
+  }
+
+  @Test
+  @DisplayName("Test saveFile")
+  public void testSaveFile() {
+    String content = "test\ncontent\nfor\nyou";
+    File f;
+
+    try (MockedStatic<DialogBoxes> mocked = mockStatic(DialogBoxes.class)) {
+      // mocked.when(() -> DialogBoxes.showErrorMessage(anyString()));
+
+      f = createTemporaryFile();
+      assertTrue(FileOperations.saveFile(f.toPath(), content));
+
+      List<String> read = Files.readLines(f, StandardCharsets.UTF_8);
+      String value = String.join("\n", read);
+      assertEquals(content, value);
+
+      Path wrongPath = Paths.get("wrongPath.txt");
+      assertFalse(FileOperations.saveFile(wrongPath, content));
+
+    } catch (IOException e) {
+      fail("Unexpected temporary file failure");
+    }
+  }
+
+  @Test
+  @DisplayName("Test saveFileWithDialog")
+  public void testSaveFileWithDialog() {
+    String content = "test\ncontent\nfor\nyou";
+    File f;
+
+    try (MockedStatic<DialogBoxes> mocked = mockStatic(DialogBoxes.class)) {
+      Stage stage = mock(Stage.class);
+
+      mocked.when(() -> DialogBoxes.showSaveFileWithDialog(any()))
+        .thenReturn(false);
+        assertFalse(FileOperations.saveFileWithDialog(stage, content));
+      
+      mocked.when(() -> DialogBoxes.showSaveFileWithDialog(any()))
+        .thenReturn(null);
+        assertFalse(FileOperations.saveFileWithDialog(stage, content));
+      
+      f = createTemporaryFile();
+      mocked.when(() -> DialogBoxes.showSaveFileWithDialog(any()))
+        .thenReturn(f);
+        assertTrue(FileOperations.saveFileWithDialog(stage, content));
+        assertEquals(Model.getActiveFilePath(), f.toPath());
+
+      File wrongFile = new File("Does not exist");
+      mocked.when(() -> DialogBoxes.showSaveFileWithDialog(any()))
+        .thenReturn(wrongFile);
+        assertFalse(FileOperations.saveFileWithDialog(stage, content));
+    } catch (IOException e) {
+      fail("Unexpected IOexception when creating temporary file");
+    }
+  }
+  
+  @Test
+  @DisplayName("Test readFile")
+  public void testReadFile() {
+    File f;
+
+    try (MockedStatic<DialogBoxes> mocked = mockStatic(DialogBoxes.class)) {
+      // mocked.when(() -> DialogBoxes.showErrorMessage(anyString()));
+
+      assertEquals("", FileOperations.readFile(null));
+    
+      String content = "test\ncontent\nfor\nyou";
+      f = createTemporaryFile();
+
+      Files.write(content.getBytes(), f);
+
+      assertEquals(content, FileOperations.readFile(f.toPath()));
+
+      Path wrongPath = Paths.get("wrongPath.txt");
+      assertThrows(FileNotFoundException.class, () -> FileOperations.readFile(wrongPath));
+
+
+    } catch (IOException e) {
+      fail("Unexpected temporary file failure");
+    }
+  }
+  
+}

src/test/java/app/settings/SettingsProviderTest.java

@@ -5,10 +5,26 @@ import org.junit.jupiter.api.Test;
 
 public class SettingsProviderTest {
 
+  @Mock
+  private static final String SETTINGS_PATH =
+      (System.getProperty("os.name").startsWith("Windows"))
+      ? System.getProperty("user.home") + "\\AppData\\Roaming\\/BNNsettings.dat"
+      : System.getProperty("user.home") + System.getProperty("file.separator") + ".BNNsettings.dat";
+  
+  @Mock
+  private static List<String> legalSettings = 
+       Arrays.asList("Java", "Markdown", "Monokai", "Solarized Light");
+  
+  private static EventBus eventBus;
+
+
+  @InjectMocks
+  private SettingsProvider sp;
+
   @Test
   @DisplayName("Test load settings")
   public void testLoadSettings() {
-      
+     sp.when()
 
   }