org.eclipse.lsp4j.jsonrpc.messages.Either Java Examples

@Override
public void onTagOpen(ICompletionRequest completionRequest, ICompletionResponse completionResponse)
		throws Exception {
	Range range = completionRequest.getReplaceRange();
	HTMLTag.HTML_TAGS.forEach(t -> {
		String tag = t.getTag();
		String label = t.getLabel();
		CompletionItem item = new CompletionItem();
		item.setLabel(tag);
		item.setFilterText(completionRequest.getFilterForStartTagName(tag));
		item.setKind(CompletionItemKind.Property);
		item.setDocumentation(Either.forLeft(label));
		item.setTextEdit(new TextEdit(range, "<" + tag + "/>"));
		item.setInsertTextFormat(InsertTextFormat.PlainText);
		completionResponse.addCompletionItem(item);
	});
}
 

private void findSourceActions(Path path, List<Either<Command, CodeAction>> codeActions)
{
    Command organizeCommand = new Command();
    organizeCommand.setTitle("Organize Imports");
    organizeCommand.setCommand(ICommandConstants.ORGANIZE_IMPORTS_IN_URI);
    JsonObject uri = new JsonObject();
    uri.addProperty("external", path.toUri().toString());
    organizeCommand.setArguments(Lists.newArrayList(
        uri
    ));
    CodeAction organizeImports = new CodeAction();
    organizeImports.setKind(CodeActionKind.SourceOrganizeImports);
    organizeImports.setTitle(organizeCommand.getTitle());
    organizeImports.setCommand(organizeCommand);
    codeActions.add(Either.forRight(organizeImports));
}
 

@Test
public void testHoverWhenLinkDoesNotExist() throws Exception {
	importProjects("maven/salut");
	project = WorkspaceHelper.getProject("salut");
	handler = new HoverHandler(preferenceManager);

	//given
	String payload = createHoverRequest("src/main/java/java/Foo2.java", 51, 25);
	TextDocumentPositionParams position = getParams(payload);

	// when
	Hover hover = handler.hover(position, monitor);
	assertNotNull("Hover is null", hover);
	assertEquals("Unexpected hover contents:\n" + hover.getContents(), 2, hover.getContents().getLeft().size());
	Either<String, MarkedString> javadoc = hover.getContents().getLeft().get(1);
	String content = null;
	assertTrue("javadoc has null content", javadoc != null && javadoc.getLeft() != null && (content = javadoc.getLeft()) != null);
	assertMatches("This link doesnt work LinkToSomethingNotFound", content);
}
 

@Test public void testRequest() throws Exception {
	CompletionParams p = new CompletionParams();
	p.setPosition(new Position(1,1));
	p.setTextDocument(new TextDocumentIdentifier("test/foo.txt"));
	
	CompletionList result = new CompletionList();
	result.setIsIncomplete(true);
	result.setItems(new ArrayList<>());
	
	CompletionItem item = new CompletionItem();
	item.setDetail("test");
	item.setDocumentation("doc");
	item.setFilterText("filter");
	item.setInsertText("insert");
	item.setKind(CompletionItemKind.Field);
	result.getItems().add(item);
	
	server.expectedRequests.put("textDocument/completion", new Pair<>(p, result));
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> future = clientLauncher.getRemoteProxy().getTextDocumentService().completion(p);
	Assert.assertEquals(Either.forRight(result).toString(), future.get(TIMEOUT, TimeUnit.MILLISECONDS).toString());
	client.joinOnEmpty();
}
 

@Test
public void testGenerateDelegateMethodsEnabled() throws JavaModelException {
	//@formatter:off
	ICompilationUnit unit = fPackageP.createCompilationUnit("A.java", "package p;\r\n" +
			"\r\n" +
			"public class A {\r\n" +
			"	String name;\r\n" +
			"}"
			, true, null);
	//@formatter:on
	CodeActionParams params = CodeActionUtil.constructCodeActionParams(unit, "String name");
	List<Either<Command, CodeAction>> codeActions = server.codeAction(params).join();
	Assert.assertNotNull(codeActions);
	Either<Command, CodeAction> delegateMethodsAction = CodeActionHandlerTest.findAction(codeActions, JavaCodeActionKind.SOURCE_GENERATE_DELEGATE_METHODS);
	Assert.assertNotNull(delegateMethodsAction);
	Command delegateMethodsCommand = CodeActionHandlerTest.getCommand(delegateMethodsAction);
	Assert.assertNotNull(delegateMethodsCommand);
	Assert.assertEquals(SourceAssistProcessor.COMMAND_ID_ACTION_GENERATEDELEGATEMETHODSPROMPT, delegateMethodsCommand.getCommand());
}
 

@Test
public void testHashCodeEqualsDisabled_enum() throws JavaModelException {
	//@formatter:off
	ICompilationUnit unit = fPackageP.createCompilationUnit("A.java", "package p;\r\n" +
			"\r\n" +
			"public enum A {\r\n" +
			"	MONDAY,\r\n" +
			"	TUESDAY;\r\n" +
			"	private String name;\r\n" +
			"}"
			, true, null);
	//@formatter:on
	CodeActionParams params = CodeActionUtil.constructCodeActionParams(unit, "String name");
	List<Either<Command, CodeAction>> codeActions = server.codeAction(params).join();
	Assert.assertNotNull(codeActions);
	Assert.assertFalse("The operation is not applicable to enums", CodeActionHandlerTest.containsKind(codeActions, JavaCodeActionKind.SOURCE_GENERATE_HASHCODE_EQUALS));
}
 

@Test
public void testGenerateConstructorsEnabled() throws JavaModelException {
	//@formatter:off
	ICompilationUnit unit = fPackageP.createCompilationUnit("A.java", "package p;\r\n" +
			"\r\n" +
			"public class A {\r\n" +
			"	String name;\r\n" +
			"}"
			, true, null);
	//@formatter:on
	CodeActionParams params = CodeActionUtil.constructCodeActionParams(unit, "String name");
	List<Either<Command, CodeAction>> codeActions = server.codeAction(params).join();
	Assert.assertNotNull(codeActions);
	Either<Command, CodeAction> constructorAction = CodeActionHandlerTest.findAction(codeActions, JavaCodeActionKind.SOURCE_GENERATE_CONSTRUCTORS);
	Assert.assertNotNull(constructorAction);
	Command constructorCommand = CodeActionHandlerTest.getCommand(constructorAction);
	Assert.assertNotNull(constructorCommand);
	Assert.assertEquals(SourceAssistProcessor.COMMAND_ID_ACTION_GENERATECONSTRUCTORSPROMPT, constructorCommand.getCommand());
}
 

@Override
public CompletableFuture<Either<List<CompletionItem>, CompletionList>> completion(
        CompletionParams completionParams) {
    String uri = completionParams.getTextDocument().getUri();
    LOGGER.debug("completion: {}", uri);
    TextDocumentItem doc = openedDocuments.get(uri);

    // get applicable completion items
    List<CompletionItem> items = completionProvider.getCompletionItems(doc.getText(),
            completionParams.getPosition());

    // if items exist, return them
    if (items != null && !items.isEmpty()) {
        return CompletableFuture.completedFuture(Either.forLeft(items));
    }

    // if items do no exist return empty results
    return CompletableFuture.completedFuture(Either.forLeft(Collections.emptyList()));
}
 

private void addSourceActionCommand(List<Either<Command, CodeAction>> result, CodeActionContext context, Optional<Either<Command, CodeAction>> target) {
	if (!target.isPresent()) {
		return;
	}

	Either<Command, CodeAction> targetAction = target.get();
	if (context.getOnly() != null && !context.getOnly().isEmpty()) {
		Stream<String> acceptedActionKinds = context.getOnly().stream();
		String actionKind = targetAction.getLeft() == null ? targetAction.getRight().getKind() : targetAction.getLeft().getCommand();
		if (!acceptedActionKinds.filter(kind -> actionKind != null && actionKind.startsWith(kind)).findFirst().isPresent()) {
			return;
		}
	}

	result.add(targetAction);
}
 

@Test
public void testDocumentSymbol() throws Exception {
	when(preferenceManager.getClientPreferences().isHierarchicalDocumentSymbolSupported()).thenReturn(Boolean.TRUE);

	URI fileURI = openFile("maven/salut4", "src/main/java/java/Foo.java");
	TextDocumentIdentifier identifier = new TextDocumentIdentifier(fileURI.toString());
	DocumentSymbolParams params = new DocumentSymbolParams(identifier);
	List<Either<SymbolInformation, DocumentSymbol>> result = server.documentSymbol(params).join();
	assertNotNull(result);
	assertEquals(2, result.size());
	Either<SymbolInformation, DocumentSymbol> symbol = result.get(0);
	assertTrue(symbol.isRight());
	assertEquals("java", symbol.getRight().getName());
	assertEquals(SymbolKind.Package, symbol.getRight().getKind());
	symbol = result.get(1);
	assertTrue(symbol.isRight());
	assertEquals("Foo", symbol.getRight().getName());
	assertEquals(SymbolKind.Class, symbol.getRight().getKind());
	List<DocumentSymbol> children = symbol.getRight().getChildren();
	assertNotNull(children);
	assertEquals(1, children.size());
	assertEquals("main(String[])", children.get(0).getName());
	assertEquals(SymbolKind.Method, children.get(0).getKind());
}
 

@Override
protected void performTest(Project project, String moduleName, DefinitionTestConfiguration dtc)
		throws InterruptedException, ExecutionException, URISyntaxException {

	TextDocumentPositionParams textDocumentPositionParams = new TextDocumentPositionParams();
	String completeFileUri = getFileURIFromModuleName(dtc.getFilePath()).toString();
	textDocumentPositionParams.setTextDocument(new TextDocumentIdentifier(completeFileUri));
	textDocumentPositionParams.setPosition(new Position(dtc.getLine(), dtc.getColumn()));
	CompletableFuture<Either<List<? extends Location>, List<? extends LocationLink>>> definitionsFuture = languageServer
			.definition(textDocumentPositionParams);

	Either<List<? extends Location>, List<? extends LocationLink>> definitions = definitionsFuture.get();
	if (dtc.getAssertDefinitions() != null) {
		dtc.getAssertDefinitions().apply(definitions.getLeft());
	} else {
		String actualSignatureHelp = getStringLSP4J().toString4(definitions);
		assertEquals(dtc.getExpectedDefinitions().trim(), actualSignatureHelp.trim());
	}
}
 

@Test
void testMemberAccessOnLocalArrayAfterDot() throws Exception {
	Path filePath = srcRoot.resolve("Completion.groovy");
	String uri = filePath.toUri().toString();
	StringBuilder contents = new StringBuilder();
	contents.append("class Completion {\n");
	contents.append("  public Completion() {\n");
	contents.append("    String[] localVar\n");
	contents.append("    localVar[0].\n");
	contents.append("  }\n");
	contents.append("}");
	TextDocumentItem textDocumentItem = new TextDocumentItem(uri, LANGUAGE_GROOVY, 1, contents.toString());
	services.didOpen(new DidOpenTextDocumentParams(textDocumentItem));
	TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
	Position position = new Position(3, 16);
	Either<List<CompletionItem>, CompletionList> result = services
			.completion(new CompletionParams(textDocument, position)).get();
	Assertions.assertTrue(result.isLeft());
	List<CompletionItem> items = result.getLeft();
	Assertions.assertTrue(items.size() > 0);
	List<CompletionItem> filteredItems = items.stream().filter(item -> {
		return item.getLabel().equals("charAt") && item.getKind().equals(CompletionItemKind.Method);
	}).collect(Collectors.toList());
	Assertions.assertEquals(1, filteredItems.size());
}
 

@Test
void testMemberAccessOnLocalVariableWithPartialPropertyExpression() throws Exception {
	Path filePath = srcRoot.resolve("Completion.groovy");
	String uri = filePath.toUri().toString();
	StringBuilder contents = new StringBuilder();
	contents.append("class Completion {\n");
	contents.append("  public Completion() {\n");
	contents.append("    String localVar\n");
	contents.append("    localVar.charA\n");
	contents.append("  }\n");
	contents.append("}");
	TextDocumentItem textDocumentItem = new TextDocumentItem(uri, LANGUAGE_GROOVY, 1, contents.toString());
	services.didOpen(new DidOpenTextDocumentParams(textDocumentItem));
	TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
	Position position = new Position(3, 18);
	Either<List<CompletionItem>, CompletionList> result = services
			.completion(new CompletionParams(textDocument, position)).get();
	Assertions.assertTrue(result.isLeft());
	List<CompletionItem> items = result.getLeft();
	List<CompletionItem> filteredItems = items.stream().filter(item -> {
		return item.getLabel().equals("charAt") && item.getKind().equals(CompletionItemKind.Method);
	}).collect(Collectors.toList());
	Assertions.assertEquals(1, filteredItems.size());
}
 

@Test
void testCompletionForLocalVariableOnPartialVariableExpression() throws Exception {
	Path filePath = srcRoot.resolve("Completion.groovy");
	String uri = filePath.toUri().toString();
	StringBuilder contents = new StringBuilder();
	contents.append("class Completion {\n");
	contents.append("  public void testMethod(String paramName) {\n");
	contents.append("    String localVar\n");
	contents.append("    loc\n");
	contents.append("  }\n");
	contents.append("}");
	TextDocumentItem textDocumentItem = new TextDocumentItem(uri, LANGUAGE_GROOVY, 1, contents.toString());
	services.didOpen(new DidOpenTextDocumentParams(textDocumentItem));
	TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
	Position position = new Position(3, 7);
	Either<List<CompletionItem>, CompletionList> result = services
			.completion(new CompletionParams(textDocument, position)).get();
	Assertions.assertTrue(result.isLeft());
	List<CompletionItem> items = result.getLeft();
	List<CompletionItem> filteredItems = items.stream().filter(item -> {
		return item.getLabel().equals("localVar") && item.getKind().equals(CompletionItemKind.Variable);
	}).collect(Collectors.toList());
	Assertions.assertEquals(1, filteredItems.size());
}
 

@Test
void testMemberAccessOnLocalVariableWithExistingMethodCallExpressionOnNextLine() throws Exception {
	Path filePath = srcRoot.resolve("Completion.groovy");
	String uri = filePath.toUri().toString();
	StringBuilder contents = new StringBuilder();
	contents.append("class Completion {\n");
	contents.append("  public Completion() {\n");
	contents.append("    String localVar\n");
	contents.append("    localVar.\n");
	contents.append("    method()\n");
	contents.append("  }\n");
	contents.append("}");
	TextDocumentItem textDocumentItem = new TextDocumentItem(uri, LANGUAGE_GROOVY, 1, contents.toString());
	services.didOpen(new DidOpenTextDocumentParams(textDocumentItem));
	TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
	Position position = new Position(3, 13);
	Either<List<CompletionItem>, CompletionList> result = services
			.completion(new CompletionParams(textDocument, position)).get();
	Assertions.assertTrue(result.isLeft());
	List<CompletionItem> items = result.getLeft();
	Assertions.assertTrue(items.size() > 0);
	List<CompletionItem> filteredItems = items.stream().filter(item -> {
		return item.getLabel().equals("charAt") && item.getKind().equals(CompletionItemKind.Method);
	}).collect(Collectors.toList());
	Assertions.assertEquals(1, filteredItems.size());
}
 

@Test
void testChangeEventUpdatesStoredText() throws Exception {
	CamelLanguageServer camelLanguageServer = initializeLanguageServer("<to uri=\"\" xmlns=\"http://camel.apache.org/schema/blueprint\"></to>\n");
	
	DidChangeTextDocumentParams changeEvent = new DidChangeTextDocumentParams();
	VersionedTextDocumentIdentifier textDocument = new VersionedTextDocumentIdentifier();
	textDocument.setUri(DUMMY_URI+".xml");
	changeEvent.setTextDocument(textDocument);
	TextDocumentContentChangeEvent contentChange = new TextDocumentContentChangeEvent("<to xmlns=\"http://camel.apache.org/schema/blueprint\" uri=\"\"></to>\n");
	changeEvent.setContentChanges(Collections.singletonList(contentChange));
	camelLanguageServer.getTextDocumentService().didChange(changeEvent);
	
	//check old position doesn't provide completion
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> completionsAtOldPosition = getCompletionFor(camelLanguageServer, new Position(0, 11));
	assertThat(completionsAtOldPosition.get().getLeft()).isEmpty();
	
	//check new position provides completion
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> completionsAtNewPosition = getCompletionFor(camelLanguageServer, new Position(0, 58));
	assertThat(completionsAtNewPosition.get().getLeft()).isNotEmpty();
	
}
 

@Test
void testCompletionForMemberMethodOnCompleteVariableExpression() throws Exception {
	Path filePath = srcRoot.resolve("Completion.groovy");
	String uri = filePath.toUri().toString();
	StringBuilder contents = new StringBuilder();
	contents.append("class Completion {\n");
	contents.append("  String memberMethod() {}\n");
	contents.append("  public Completion() {\n");
	contents.append("    memberMethod\n");
	contents.append("  }\n");
	contents.append("}");
	TextDocumentItem textDocumentItem = new TextDocumentItem(uri, LANGUAGE_GROOVY, 1, contents.toString());
	services.didOpen(new DidOpenTextDocumentParams(textDocumentItem));
	TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
	Position position = new Position(3, 7);
	Either<List<CompletionItem>, CompletionList> result = services
			.completion(new CompletionParams(textDocument, position)).get();
	Assertions.assertTrue(result.isLeft());
	List<CompletionItem> items = result.getLeft();
	List<CompletionItem> filteredItems = items.stream().filter(item -> {
		return item.getLabel().equals("memberMethod") && item.getKind().equals(CompletionItemKind.Method);
	}).collect(Collectors.toList());
	Assertions.assertEquals(1, filteredItems.size());
}
 

private static String getHoverLabel(Hover hover) {
	Either<List<Either<String, MarkedString>>, MarkupContent> contents = hover != null ? hover.getContents() : null;
	if (contents == null) {
		return null;
	}
	return contents.getRight().getValue();
}
 

@Test
public void testGenerateDelegateMethodsDisabled_interface() throws JavaModelException {
	//@formatter:off
	ICompilationUnit unit = fPackageP.createCompilationUnit("A.java", "package p;\r\n" +
			"\r\n" +
			"public interface A {\r\n" +
			"	public final String name = \"test\";\r\n" +
			"}"
			, true, null);
	//@formatter:on
	CodeActionParams params = CodeActionUtil.constructCodeActionParams(unit, "String name");
	List<Either<Command, CodeAction>> codeActions = server.codeAction(params).join();
	Assert.assertNotNull(codeActions);
	Assert.assertFalse("The operation is not applicable to interfaces", CodeActionHandlerTest.containsKind(codeActions, JavaCodeActionKind.SOURCE_GENERATE_DELEGATE_METHODS));
}
 

@Override
public List<? extends CodeGenerator> create(Lookup context) {
    JTextComponent component = context.lookup(JTextComponent.class);
    if (component == null) {
        return Collections.emptyList();
    }
    FileObject file = NbEditorUtilities.getFileObject(component.getDocument());
    if (file == null) {
        return Collections.emptyList();
    }
    LSPBindings server = LSPBindings.getBindings(file);
    if (server == null) {
        return Collections.emptyList();
    }
    String uri = Utils.toURI(file);
    try {
        List<Either<Command, CodeAction>> commands =
                server.getTextDocumentService().codeAction(new CodeActionParams(new TextDocumentIdentifier(uri),
                new Range(Utils.createPosition(component.getDocument(), component.getSelectionStart()),
                        Utils.createPosition(component.getDocument(), component.getSelectionEnd())),
                new CodeActionContext(Collections.emptyList()))).get();
        return commands.stream().map(cmd -> new CodeGenerator() {
            @Override
            public String getDisplayName() {
                return cmd.isLeft() ? cmd.getLeft().getTitle() : cmd.getRight().getTitle();
            }

            @Override
            public void invoke() {
                Utils.applyCodeAction(server, cmd);
            }
        }).collect(Collectors.toList());
    } catch (BadLocationException | InterruptedException | ExecutionException ex) {
        Exceptions.printStackTrace(ex);
        return Collections.emptyList();
    }
}
 

@Test
void testSEDAEndpointCompletion() throws Exception {
	CamelLanguageServer camelLanguageServer = initializeLanguageServer(new FileInputStream("src/test/resources/workspace/direct-endpoint-test.xml"), ".xml");
	Position positionInMiddleOfcomponentPart = new Position(33, 41);
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> completions = getCompletionFor(camelLanguageServer, positionInMiddleOfcomponentPart);
	List<CompletionItem> items = completions.get().getLeft();
	assertThat(items).hasSize(2);
	for (CompletionItem completionItem : items) {
		TextEdit textEdit = completionItem.getTextEdit();
		assertThat(textEdit.getNewText()).isIn("seda:name", "seda:processing");
	}
}
 

public static CodeAction ca(Diagnostic d, TextEdit... te) {
	CodeAction codeAction = new CodeAction();
	codeAction.setTitle("");
	codeAction.setDiagnostics(Arrays.asList(d));

	VersionedTextDocumentIdentifier versionedTextDocumentIdentifier = new VersionedTextDocumentIdentifier(FILE_URI,
			0);

	TextDocumentEdit textDocumentEdit = new TextDocumentEdit(versionedTextDocumentIdentifier, Arrays.asList(te));
	WorkspaceEdit workspaceEdit = new WorkspaceEdit(Collections.singletonList(Either.forLeft(textDocumentEdit)));
	codeAction.setEdit(workspaceEdit);
	return codeAction;
}
 

@Test
void testProvideCompletionWithDefaultValueAString() throws Exception {
	CamelLanguageServer camelLanguageServer = initializeLanguageServer("// camel-k: trait=container.");
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> completions = getCompletionFor(camelLanguageServer, new Position(0, 28));
	CompletionItem completionItem = findCompletionItemWithLabel(completions, "port-name");
	assertThat(completionItem.getInsertText()).isEqualTo("port-name=http");
}
 

private static List<? extends DocumentSymbol> internalGetHierarchicalSymbols(IProject project, IProgressMonitor monitor, String className)
		throws JavaModelException, UnsupportedEncodingException, InterruptedException, ExecutionException {
	String uri = ClassFileUtil.getURI(project, className);
	TextDocumentIdentifier identifier = new TextDocumentIdentifier(uri);
	DocumentSymbolParams params = new DocumentSymbolParams();
	params.setTextDocument(identifier);
	//@formatter:off
	List<DocumentSymbol> symbols = new DocumentSymbolHandler(true)
			.documentSymbol(params, monitor).stream()
			.map(Either::getRight).collect(toList());
	//@formatter:on
	assertTrue(symbols.size() > 0);
	return symbols;
}
 

@Test
void testReturnCodeActionForQuickfix() throws FileNotFoundException, InterruptedException, ExecutionException {
	TextDocumentIdentifier textDocumentIdentifier = initAnLaunchDiagnostic();

	Diagnostic diagnostic = lastPublishedDiagnostics.getDiagnostics().get(0);
	CodeActionContext context = new CodeActionContext(lastPublishedDiagnostics.getDiagnostics(), Collections.singletonList(CodeActionKind.QuickFix));
	CompletableFuture<List<Either<Command,CodeAction>>> codeActions = camelLanguageServer.getTextDocumentService().codeAction(new CodeActionParams(textDocumentIdentifier, diagnostic.getRange(), context));
	
	checkRetrievedCodeAction(textDocumentIdentifier, diagnostic, codeActions);
}
 

@Test
public void testGenerateConstructorsDisabled_interface() throws JavaModelException {
	//@formatter:off
	ICompilationUnit unit = fPackageP.createCompilationUnit("A.java", "package p;\r\n" +
			"\r\n" +
			"public interface A {\r\n" +
			"	public final String name = \"test\";\r\n" +
			"}"
			, true, null);
	//@formatter:on
	CodeActionParams params = CodeActionUtil.constructCodeActionParams(unit, "String name");
	List<Either<Command, CodeAction>> codeActions = server.codeAction(params).join();
	Assert.assertNotNull(codeActions);
	Assert.assertFalse("The operation is not applicable to interfaces", CodeActionHandlerTest.containsKind(codeActions, JavaCodeActionKind.SOURCE_GENERATE_CONSTRUCTORS));
}
 

@Test
void testDirectVMEndpointCompletion() throws Exception {
	CamelLanguageServer camelLanguageServer = initializeLanguageServer(new FileInputStream("src/test/resources/workspace/direct-endpoint-test.xml"), ".xml");
	Position positionInMiddleOfcomponentPart = new Position(17, 45);
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> completions = getCompletionFor(camelLanguageServer, positionInMiddleOfcomponentPart);
	List<CompletionItem> items = completions.get().getLeft();
	assertThat(items).hasSize(2);
	for (CompletionItem completionItem : items) {
		TextEdit textEdit = completionItem.getTextEdit();
		assertThat(textEdit.getNewText()).isIn("direct-vm:name", "direct-vm:processing");
	}
}
 

/**
 * Prepare the rename operation. Executed in a read request.
 */
protected Either<Range, PrepareRenameResult> prepareRename(OpenFileContext ofc, TextDocumentPositionParams params,
		CancelIndicator cancelIndicator) {
	URI uri = ofc.getURI();
	IRenameService2 renameService = getService(uri, IRenameService2.class);
	if (renameService == null) {
		throw new UnsupportedOperationException();
	}
	IRenameService2.PrepareRenameOptions options = new IRenameService2.PrepareRenameOptions();
	options.setLanguageServerAccess(access);
	options.setParams(params);
	options.setCancelIndicator(cancelIndicator);
	return renameService.prepareRename(options);
}
 

@Test
void testProvideCompletionForJavaOnRealFile() throws Exception {
	File f = new File("src/test/resources/workspace/camel.java");
	assertThat(f).exists();
	try (FileInputStream fis = new FileInputStream(f)) {
		CamelLanguageServer cls = initializeLanguageServer(fis, ".java");
		CompletableFuture<Either<List<CompletionItem>, CompletionList>> completions = getCompletionFor(cls, new Position(15, 14));
		assertThat(completions.get().getLeft()).contains(createExpectedAhcCompletionItem(15, 14, 15, 27));
	}
}
 

private WorkspaceEdit getWorkspaceEdit(Either<Command, CodeAction> codeAction) {
	Command c = codeAction.isLeft() ? codeAction.getLeft() : codeAction.getRight().getCommand();
	assertEquals(CodeActionHandler.COMMAND_ID_APPLY_EDIT, c.getCommand());
	assertNotNull(c.getArguments());
	assertTrue(c.getArguments().get(0) instanceof WorkspaceEdit);
	return (WorkspaceEdit) c.getArguments().get(0);
}