update docs

Author: wesleyegberto

README.md

@@ -12,7 +12,8 @@ Extension to help write Java tests.
 
 ### Create Test File
 
-Generate a test class in the folder `src/test/java` with code to construct the source class, if already there is a test class then it will be open.
+Generate a test class in the folder `src/test/java` with code to construct the source class, if already there is a test
+class then it will be opened.
 
 Example:
 
@@ -21,9 +22,6 @@ Given the file `/src/main/java/com/github/sample/MessageService.java`:
 ```java
 package com.github.sample;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 public class MessageService {
 	public String getMessage() {
 		return "Hello World!";
@@ -63,8 +61,9 @@ public class MessageServiceTest {
 
 ## Todos
 
-- [ ] Create tests
+- [ ] Create tests for the extension
 - [ ] Generate a test case for each method
+- [ ] Command to create the target class in `src/main/java` when doing TDD
 
 ## Links
 

src/extension.ts

@@ -32,16 +32,21 @@ async function createTestClass() {
 
 	try {
 		await vscode.workspace.fs.stat(testFileUri);
-		vscode.window.showTextDocument(testFileUri, { viewColumn: vscode.ViewColumn.Beside });
+		showTestFile(testFileUri);
 
 	} catch {
 		const fileContent = generateTestClassFileContent(javaFileUri, javaClassName, testFileUri, testClassName);
 		await vscode.workspace.fs.writeFile(testFileUri, fileContent);
 
-		vscode.window.showTextDocument(testFileUri, { viewColumn: vscode.ViewColumn.Beside });
+		showTestFile(testFileUri);
 	}
 }
 
+function showTestFile(testFileUri: vscode.Uri) {
+  // TODO: extract configuration to define where to open it: beside (new editor group) or current editor group
+  vscode.window.showTextDocument(testFileUri, { viewColumn: vscode.ViewColumn.Beside });
+}
+
 function getTestFileUri(javaFileUri: vscode.Uri, testClassName: string) {
 	const testPath = javaFileUri.path.replace('/src/main/java', '/src/test/java');
 	const testFilePath = posix.join(testPath, '..', `${testClassName}.java`);