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package org.javacs;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
import com.google.gson.Gson;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.StringJoiner;
import java.util.concurrent.ExecutionException;
import org.eclipse.lsp4j.CodeLens;
import org.eclipse.lsp4j.CodeLensParams;
import org.eclipse.lsp4j.TextDocumentIdentifier;
import org.junit.Test;
public class CodeLensTest {
private static final JavaLanguageServer server = LanguageServerFixture.getJavaLanguageServer();
private List<? extends CodeLens> lenses(String file) {
var uri = FindResource.uri(file);
var params = new CodeLensParams(new TextDocumentIdentifier(uri.toString()));
try {
var lenses = server.getTextDocumentService().codeLens(params).get();
var resolved = new ArrayList<CodeLens>();
for (var lens : lenses) {
if (lens.getCommand() == null) {
var gson = new Gson();
var data = lens.getData();
var dataJson = gson.toJsonTree(data);
lens.setData(dataJson);
lens = server.getTextDocumentService().resolveCodeLens(lens).get();
}
resolved.add(lens);
}
return resolved;
} catch (InterruptedException | ExecutionException e) {
throw new RuntimeException(e);
}
}
private List<String> commands(List<? extends CodeLens> lenses) {
var commands = new ArrayList<String>();
for (var lens : lenses) {
var command = new StringJoiner(", ");
for (var arg : lens.getCommand().getArguments()) {
command.add(Objects.toString(arg));
}
commands.add(command.toString());
}
return commands;
}
private List<String> titles(List<? extends CodeLens> lenses) {
var titles = new ArrayList<String>();
for (var lens : lenses) {
titles.add(lens.getCommand().getTitle());
}
return titles;
}
@Test
public void testMethods() {
var lenses = lenses("/org/javacs/example/HasTest.java");
assertThat(lenses, not(empty()));
var commands = commands(lenses);
assertThat(commands, hasItem(containsString("HasTest, null")));
assertThat(commands, hasItem(containsString("HasTest, testMethod")));
assertThat(commands, hasItem(containsString("HasTest, otherTestMethod")));
}
@Test
public void constructorReferences() {
var lenses = lenses("/org/javacs/example/ConstructorRefs.java");
assertThat(lenses, not(empty()));
var titles = titles(lenses);
assertThat(titles, hasItem("2 references"));
}
}
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