////////////////////////////////////////////////////////////////////////////////
// Copyright 2019 Prominic.NET, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License
//
// Author: Prominic.NET, Inc.
// No warranty of merchantability or fitness of any kind.
// Use this software at your own risk.
////////////////////////////////////////////////////////////////////////////////
package net.prominic.groovyls;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.stream.Collectors;
import org.eclipse.lsp4j.CompletionItem;
import org.eclipse.lsp4j.CompletionItemKind;
import org.eclipse.lsp4j.CompletionList;
import org.eclipse.lsp4j.CompletionParams;
import org.eclipse.lsp4j.DidOpenTextDocumentParams;
import org.eclipse.lsp4j.MessageActionItem;
import org.eclipse.lsp4j.MessageParams;
import org.eclipse.lsp4j.Position;
import org.eclipse.lsp4j.PublishDiagnosticsParams;
import org.eclipse.lsp4j.ShowMessageRequestParams;
import org.eclipse.lsp4j.TextDocumentIdentifier;
import org.eclipse.lsp4j.TextDocumentItem;
import org.eclipse.lsp4j.jsonrpc.messages.Either;
import org.eclipse.lsp4j.services.LanguageClient;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import net.prominic.groovyls.config.CompilationUnitFactory;
class GroovyServicesCompletionTests {
private static final String LANGUAGE_GROOVY = "groovy";
private static final String PATH_WORKSPACE = "./build/test_workspace/";
private static final String PATH_SRC = "./src/main/groovy";
private GroovyServices services;
private Path workspaceRoot;
private Path srcRoot;
@BeforeEach
void setup() {
workspaceRoot = Paths.get(System.getProperty("user.dir")).resolve(PATH_WORKSPACE);
srcRoot = workspaceRoot.resolve(PATH_SRC);
if (!Files.exists(srcRoot)) {
srcRoot.toFile().mkdirs();
}
services = new GroovyServices(new CompilationUnitFactory());
services.setWorkspaceRoot(workspaceRoot);
services.connect(new LanguageClient() {
@Override
public void telemetryEvent(Object object) {
}
@Override
public CompletableFuture<MessageActionItem> showMessageRequest(ShowMessageRequestParams requestParams) {
return null;
}
@Override
public void showMessage(MessageParams messageParams) {
}
@Override
public void publishDiagnostics(PublishDiagnosticsParams diagnostics) {
}
@Override
public void logMessage(MessageParams message) {
}
});
}
@AfterEach
void tearDown() {
services = null;
workspaceRoot = null;
srcRoot = null;
}
@Test
void testMemberAccessOnLocalVariableAfterDot() 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(" }\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 testMemberAccessOnMemberVariableAfterDot() 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 memberVar\n");
contents.append(" public Completion() {\n");
contents.append(" memberVar.\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, 14);
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 testMemberAccessOnThisAfterDot() 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 memberVar\n");
contents.append(" public Completion() {\n");
contents.append(" this.\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, 9);
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("memberVar") && item.getKind().equals(CompletionItemKind.Field);
}).collect(Collectors.toList());
Assertions.assertEquals(1, filteredItems.size());
}
@Test
void testMemberAccessOnClassAfterDot() 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(" Completion.\n");
contents.append(" }\n");
contents.append(" public static void staticMethod() {}\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(2, 15);
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("staticMethod") && item.getKind().equals(CompletionItemKind.Method);
}).collect(Collectors.toList());
Assertions.assertEquals(1, filteredItems.size());
}
@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 testMemberAccessOnThisWithMultipleResults() 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(" this.abcde\n");
contents.append(" }\n");
contents.append(" public abc() {}\n");
contents.append(" public abcdef() {}\n");
contents.append("}");
TextDocumentItem textDocumentItem = new TextDocumentItem(uri, LANGUAGE_GROOVY, 1, contents.toString());
services.didOpen(new DidOpenTextDocumentParams(textDocumentItem));
TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
//this first test should include both methods...
Position position = new Position(2, 11);
Either<List<CompletionItem>, CompletionList> result = services
.completion(new CompletionParams(textDocument, position)).get();
Assertions.assertTrue(result.isLeft());
List<CompletionItem> items = result.getLeft();
Assertions.assertEquals(2, items.size());
List<CompletionItem> filteredItems = items.stream().filter(item -> {
return (item.getLabel().equals("abc") && item.getKind().equals(CompletionItemKind.Method))
|| (item.getLabel().equals("abcdef") && item.getKind().equals(CompletionItemKind.Method));
}).collect(Collectors.toList());
Assertions.assertEquals(2, filteredItems.size());
//...and this one should only include the one with the longer name
position = new Position(2, 13);
result = services.completion(new CompletionParams(textDocument, position)).get();
Assertions.assertTrue(result.isLeft());
items = result.getLeft();
Assertions.assertEquals(1, items.size());
CompletionItem item = items.get(0);
Assertions.assertEquals("abcdef", item.getLabel());
Assertions.assertEquals(CompletionItemKind.Method, item.getKind());
}
@Test
void testMemberAccessOnLocalVariableWithExistingVariableExpressionOnNextLine() 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(" localVar\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 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 testCompletionForMemberVariableOnPartialVariableExpression() 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 memberVar\n");
contents.append(" public Completion() {\n");
contents.append(" mem\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("memberVar") && item.getKind().equals(CompletionItemKind.Field);
}).collect(Collectors.toList());
Assertions.assertEquals(1, filteredItems.size());
}
@Test
void testCompletionForMemberVariableOnCompleteVariableExpression() 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 memberVar\n");
contents.append(" public Completion() {\n");
contents.append(" memberVar\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("memberVar") && item.getKind().equals(CompletionItemKind.Field);
}).collect(Collectors.toList());
Assertions.assertEquals(1, filteredItems.size());
}
@Test
void testCompletionForMemberMethodOnPartialVariableExpression() 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(" mem\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());
}
@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());
}
@Test
void testCompletionForParameterOnPartialVariableExpression() 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(" par\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(2, 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("paramName") && item.getKind().equals(CompletionItemKind.Variable);
}).collect(Collectors.toList());
Assertions.assertEquals(1, filteredItems.size());
}
@Test
void testCompletionForParameterOnCompleteVariableExpression() 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(" paramName\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(2, 13);
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("paramName") && item.getKind().equals(CompletionItemKind.Variable);
}).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 testCompletionForLocalVariableOnCompleteVariableExpression() 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() {\n");
contents.append(" String localVar\n");
contents.append(" localVar\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, 12);
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 testCompletionForLocalVariableOnPartialVariableExpressionInsideBlock() 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(" if(true) {\n");
contents.append(" loc\n");
contents.append(" }\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(4, 9);
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());
}
}
