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package org.javacs;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
import java.util.StringJoiner;
import java.util.concurrent.ExecutionException;
import org.javacs.lsp.*;
import org.junit.Ignore;
import org.junit.Test;
public class SymbolUnderCursorTest {
@Test
public void classDeclaration() {
assertThat(
symbolAt("/org/javacs/example/SymbolUnderCursor.java", 3, 22),
containsString("org.javacs.example.SymbolUnderCursor"));
}
@Test
public void fieldDeclaration() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 4, 22), containsString("field"));
}
@Test
public void methodDeclaration() {
assertThat(
symbolAt("/org/javacs/example/SymbolUnderCursor.java", 6, 22),
containsString("method(String methodParameter)"));
}
@Test
public void methodParameterDeclaration() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 6, 36), containsString("methodParameter"));
}
@Test
public void localVariableDeclaration() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 7, 22), containsString("localVariable"));
}
@Test
public void constructorParameterDeclaration() {
assertThat(
symbolAt("/org/javacs/example/SymbolUnderCursor.java", 17, 46), containsString("constructorParameter"));
}
@Test
public void classIdentifier() {
assertThat(
symbolAt("/org/javacs/example/SymbolUnderCursor.java", 12, 23),
containsString("org.javacs.example.SymbolUnderCursor"));
}
@Test
public void fieldIdentifier() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 9, 27), containsString("field"));
}
@Test
public void methodIdentifier() {
assertThat(
symbolAt("/org/javacs/example/SymbolUnderCursor.java", 12, 12),
containsString("method(String methodParameter)"));
}
@Test
public void methodSelect() {
assertThat(
symbolAt("/org/javacs/example/SymbolUnderCursor.java", 13, 17),
containsString("method(String methodParameter)"));
}
@Ignore // tree.sym is null
@Test
public void methodReference() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 14, 65), containsString("method"));
}
@Test
public void annotationUse() {
var found = symbolAt("/org/javacs/example/SymbolUnderCursor.java", 21, 8);
assertThat(found, containsString("@interface Override"));
assertThat(found, not(containsString("extends none")));
}
@Test
public void methodParameterReference() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 10, 32), containsString("methodParameter"));
}
@Test
public void localVariableReference() {
assertThat(symbolAt("/org/javacs/example/SymbolUnderCursor.java", 10, 16), containsString("localVariable"));
}
@Test
public void throwsList() {
assertThat(
symbolAt("/org/javacs/example/HoverThrows.java", 11, 11), containsString("throws java.io.IOException"));
}
// Re-using the language server makes these tests go a lot faster, but it will potentially produce surprising output
// if things go wrong
private static final JavaLanguageServer server = LanguageServerFixture.getJavaLanguageServer();
private String symbolAt(String file, int line, int character) {
var pos =
new TextDocumentPositionParams(
new TextDocumentIdentifier(FindResource.uri(file).toString()),
new Position(line - 1, character - 1));
var result = new StringJoiner("\n");
try {
server.getTextDocumentService()
.hover(pos)
.get()
.getContents()
.getLeft()
.forEach(hover -> result.add(hover.isLeft() ? hover.getLeft() : hover.getRight().getValue()));
} catch (InterruptedException | ExecutionException e) {
throw new RuntimeException(e);
}
return result.toString();
}
}
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