package org.erlide.ui.tests;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.text.IAutoIndentStrategy;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IEventConsumer;
import org.eclipse.jface.text.IFindReplaceTarget;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextDoubleClickStrategy;
import org.eclipse.jface.text.ITextHover;
import org.eclipse.jface.text.ITextInputListener;
import org.eclipse.jface.text.ITextListener;
import org.eclipse.jface.text.ITextOperationTarget;
import org.eclipse.jface.text.IUndoManager;
import org.eclipse.jface.text.IViewportListener;
import org.eclipse.jface.text.TextPresentation;
import org.eclipse.jface.text.TextSelection;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
import org.eclipse.jface.text.source.Annotation;
import org.eclipse.jface.text.source.IAnnotationHover;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.SourceViewerConfiguration;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Point;
import org.eclipse.xtext.xbase.lib.Functions;
import org.eclipse.xtext.xbase.lib.ListExtensions;
import org.erlide.engine.model.erlang.IErlModule;
import org.erlide.engine.model.root.IErlProject;
import org.erlide.testing.utils.WorkspaceTest;
import org.erlide.ui.editors.erl.completion.ErlContentAssistProcessor;
import org.erlide.ui.editors.erl.completion.ErlStringContentAssistProcessor;
import org.hamcrest.MatcherAssert;
import org.hamcrest.Matchers;
import org.junit.Test;
import com.google.common.collect.Lists;
@SuppressWarnings("deprecation")
public class ContentAssistTest extends WorkspaceTest {
@Test
public void moduleCompletionTest() throws Exception {
final String name1 = "completion";
final IErlProject project = createProject(name1, getTmpPath(name1));
final String initialText = "application_";
completionTest(project, "z.erl", initialText, initialText.length(),
Lists.newArrayList("application_controller:", "application_master:",
"application_starter:"), false);
}
@Test
public void moduleCompletion1Test() throws Exception {
final String name1 = "completion1";
final IErlProject project = createProject(name1, getTmpPath(name1));
completionTest(project, "a.erl", "alarm_h", 7,
Lists.newArrayList("alarm_handler:"), false);
completionTest(project, "azx.erl", "az", 2, Lists.newArrayList("azx:"), false);
}
@Test
public void moduleCompletion2Test() throws Exception {
final String name1 = "completion2";
final IErlProject project = createProject(name1, getTmpPath(name1));
completionTest(project, "a.erl", "'CosEventChannelAdmin_A", 23,
Lists.newArrayList("'CosEventChannelAdmin_AlreadyConnected':"), false);
}
@Test
public void recordCompletionLettersTest() throws Exception {
final String name1 = "completion3";
final IErlProject project = createProject(name1, getTmpPath(name1));
final String initialText = "-record(aa, {a, b}).\n-record(ab, {a, b}).\n-record(bb, {a, b}).\nf() ->\n#a";
completionTest(project, "w.erl", initialText, initialText.length() - 1,
Lists.newArrayList("aa", "ab", "bb"), false);
completionTest(project, "w2.erl", initialText, initialText.length(),
Lists.newArrayList("aa", "ab"), false);
}
@Test
public void recordCompletionSingleQuoteTest() throws Exception {
final String name1 = "completion";
final IErlProject project = createProject(name1, getTmpPath(name1));
final String initialText = "-record('AA', {a, b}).\n-record('B', {a, b}).\n"
+ "-record(ab, {a, b}).\nf() ->\n#'A";
final int len = initialText.length();
completionTest(project, "a1.erl", initialText, len - 2,
Lists.newArrayList("'AA'", "'B'", "ab"), false);
completionTest(project, "a2.erl", initialText, len - 1,
Lists.newArrayList("'AA'", "'B'"), false);
completionTest(project, "a3.erl", initialText, len, Lists.newArrayList("'AA'"),
false);
}
@Test
public void caseInsensitiveProposalsTest() throws Exception {
final String name1 = "completion";
final IErlProject project = createProject(name1, getTmpPath(name1));
final String initialText1 = "-define(abc,abc). -define(aBc, aBc). f()->?ab";
completionTest(project, "w3.erl", initialText1, initialText1.length(),
Lists.newArrayList("abc", "aBc"), false);
final String initialText2 = "-define(abc,abc). -define(aBc, aBc). f()->?aB";
completionTest(project, "w4.erl", initialText2, initialText2.length(),
Lists.newArrayList("aBc", "abc"), false);
}
@Test
public void caseInsensitiveProposalsTest1() throws Exception {
final String name1 = "completion";
final IErlProject project = createProject(name1, getTmpPath(name1));
final String initialText1 = "zabc()->ok. zaBc()->ok. f()->zab";
completionTest(project, "w1.erl", initialText1, initialText1.length(),
Lists.newArrayList("zabc/0", "zaBc/0"), false);
final String initialText2 = "zabc()->ok. zaBc()->ok. f()->zaB";
completionTest(project, "w2.erl", initialText2, initialText2.length(),
Lists.newArrayList("zaBc/0", "zabc/0"), false);
}
private void completionTest(final IErlProject project, final String name,
final String text, final int offset, final List<String> expected,
final boolean inStrings) throws CoreException {
final IDocument document = new StringDocument(text);
final IErlModule module = createModule(project, name, text);
module.open(null);
final MockSourceViewer sourceViewer = new MockSourceViewer(document, offset);
final IContentAssistProcessor p = inStrings ? new ErlStringContentAssistProcessor(
sourceViewer, module, project, null) : new ErlContentAssistProcessor(
sourceViewer, module, project, null);
final ICompletionProposal[] completionProposals = p.computeCompletionProposals(
sourceViewer, offset);
MatcherAssert.assertThat(ListExtensions.map(
Lists.newArrayList(completionProposals),
new Functions.Function1<ICompletionProposal, String>() {
@Override
public String apply(final ICompletionProposal cp) {
return cp.getDisplayString();
}
}), Matchers.is(expected));
}
// http://www.assembla.com/spaces/erlide/tickets/947
// completion of include and include_lib
@Test
public void includeCompletionTest() throws Exception {
final String name1 = "completion";
final IErlProject project = createProject(name1, getTmpPath(name1));
createInclude(project, "a.hrl", "-define(A, a).\n");
// check that quotes are added if needed
completionTest(project, "a.erl", "-include(", 9, Lists.newArrayList("\"a.hrl\""),
false);
// check that completion works in strings
completionTest(project, "b.erl", "-include(\"", 10, Lists.newArrayList("a.hrl"),
true);
}
private static final class MockSourceViewer implements ISourceViewer {
private IDocument document;
private int offset;
public MockSourceViewer(final IDocument document, final int offset) {
this.document = document;
setOffset(offset);
}
@Override
public void setVisibleRegion(final int offset, final int length) {
}
@Override
public void setUndoManager(final IUndoManager undoManager) {
}
@Override
public void setTopIndex(final int index) {
}
@Override
public void setTextHover(final ITextHover textViewerHover,
final String contentType) {
}
@Override
public void setTextDoubleClickStrategy(final ITextDoubleClickStrategy strategy,
final String contentType) {
}
@Override
public void setTextColor(final Color color, final int offset, final int length,
final boolean controlRedraw) {
}
@Override
public void setTextColor(final Color color) {
}
@Override
public void setSelectedRange(final int offset, final int length) {
}
@Override
public void setIndentPrefixes(final String[] indentPrefixes,
final String contentType) {
}
@Override
public void setEventConsumer(final IEventConsumer consumer) {
}
@Override
public void setEditable(final boolean editable) {
}
@Override
public void setDocument(final IDocument document, final int modelRangeOffset,
final int modelRangeLength) {
}
@Override
public void setDocument(final IDocument document) {
this.document = document;
}
@Override
public void setDefaultPrefixes(final String[] defaultPrefixes,
final String contentType) {
}
@Override
public void setAutoIndentStrategy(final IAutoIndentStrategy strategy,
final String contentType) {
}
@Override
public void revealRange(final int theOffset, final int length) {
}
@Override
public void resetVisibleRegion() {
}
@Override
public void resetPlugins() {
}
@Override
public void removeViewportListener(final IViewportListener listener) {
}
@Override
public void removeTextListener(final ITextListener listener) {
}
@Override
public void removeTextInputListener(final ITextInputListener listener) {
}
@Override
public boolean overlapsWithVisibleRegion(final int theOffset, final int length) {
return false;
}
@Override
public boolean isEditable() {
return false;
}
@Override
public void invalidateTextPresentation() {
}
@Override
public IRegion getVisibleRegion() {
return null;
}
@Override
public int getTopInset() {
return 0;
}
@Override
public int getTopIndexStartOffset() {
return 0;
}
@Override
public int getTopIndex() {
return 0;
}
@Override
public StyledText getTextWidget() {
return null;
}
@Override
public ITextOperationTarget getTextOperationTarget() {
return null;
}
@Override
public ISelectionProvider getSelectionProvider() {
return new ISelectionProvider() {
@Override
public void setSelection(final ISelection selection) {
}
@Override
public void removeSelectionChangedListener(
final ISelectionChangedListener listener) {
}
@Override
public ISelection getSelection() {
return new TextSelection(document, offset, 0);
}
@Override
public void addSelectionChangedListener(
final ISelectionChangedListener listener) {
}
};
}
@Override
public Point getSelectedRange() {
return new Point(offset, 0);
}
@Override
public IFindReplaceTarget getFindReplaceTarget() {
return null;
}
@Override
public IDocument getDocument() {
return document;
}
@Override
public int getBottomIndexEndOffset() {
return 0;
}
@Override
public int getBottomIndex() {
return 0;
}
@Override
public void changeTextPresentation(final TextPresentation presentation,
final boolean controlRedraw) {
}
@Override
public void addViewportListener(final IViewportListener listener) {
}
@Override
public void addTextListener(final ITextListener listener) {
}
@Override
public void addTextInputListener(final ITextInputListener listener) {
}
@Override
public void activatePlugins() {
}
@Override
public void showAnnotations(final boolean show) {
}
@Override
public void setRangeIndicator(final Annotation rangeIndicator) {
}
@Override
public void setRangeIndication(final int offset, final int length,
final boolean moveCursor) {
}
@Override
public void setDocument(final IDocument document,
final IAnnotationModel annotationModel, final int modelRangeOffset,
final int modelRangeLength) {
}
@Override
public void setDocument(final IDocument document,
final IAnnotationModel annotationModel) {
}
@Override
public void setAnnotationHover(final IAnnotationHover annotationHover) {
}
@Override
public void removeRangeIndication() {
}
@Override
public IRegion getRangeIndication() {
return null;
}
@Override
public IAnnotationModel getAnnotationModel() {
return null;
}
@Override
public void configure(final SourceViewerConfiguration configuration) {
}
public void setOffset(final int offset) {
this.offset = offset;
}
}
}