in compiler/tests-common/testFixtures/org/jetbrains/kotlin/resolve/ExpectedResolveData.java [140:326]
public final void checkResult(@NotNull AnalysisResult result) {
BindingContext bindingContext = result.getBindingContext();
ModuleDescriptor module = result.getModuleDescriptor();
Set<PsiElement> unresolvedReferences = new HashSet<>();
for (Diagnostic diagnostic : bindingContext.getDiagnostics()) {
if (Errors.UNRESOLVED_REFERENCE_DIAGNOSTICS.contains(diagnostic.getFactory())) {
unresolvedReferences.add(diagnostic.getPsiElement());
}
}
Map<String, PsiElement> nameToDeclaration = new HashMap<>();
Map<PsiElement, String> declarationToName = new HashMap<>();
for (Map.Entry<String, Position> entry : declarationToPosition.entrySet()) {
String name = entry.getKey();
Position position = entry.getValue();
PsiElement element = position.getElement();
PsiElement ancestorOfType;
if (name.equals("file")) {
ancestorOfType = element.getContainingFile();
}
else {
ancestorOfType = getAncestorOfType(KtDeclaration.class, element);
if (ancestorOfType == null) {
KtPackageDirective directive = getAncestorOfType(KtPackageDirective.class, element);
assert directive != null : "Not a declaration: " + name;
ancestorOfType = element;
}
}
nameToDeclaration.put(name, ancestorOfType);
declarationToName.put(ancestorOfType, name);
}
for (Map.Entry<Position, String> entry : positionToReference.entrySet()) {
Position position = entry.getKey();
String name = entry.getValue();
PsiElement element = position.getElement();
KtReferenceExpression referenceExpression = PsiTreeUtil.getParentOfType(element, KtReferenceExpression.class);
DeclarationDescriptor referenceTarget = bindingContext.get(REFERENCE_TARGET, referenceExpression);
if ("!".equals(name)) {
assertTrue(
"Must have been unresolved: " +
renderReferenceInContext(referenceExpression) +
" but was resolved to " + renderNullableDescriptor(referenceTarget),
unresolvedReferences.contains(referenceExpression));
assertTrue(
String.format("Reference =%s= has a reference target =%s= but expected to be unresolved",
renderReferenceInContext(referenceExpression), renderNullableDescriptor(referenceTarget)),
referenceTarget == null);
continue;
}
if ("!!".equals(name)) {
assertTrue(
"Must have been resolved to multiple descriptors: " +
renderReferenceInContext(referenceExpression) +
" but was resolved to " + renderNullableDescriptor(referenceTarget),
bindingContext.get(AMBIGUOUS_REFERENCE_TARGET, referenceExpression) != null);
continue;
}
else if ("!null".equals(name)) {
assertTrue(
"Must have been resolved to null: " +
renderReferenceInContext(referenceExpression) +
" but was resolved to " + renderNullableDescriptor(referenceTarget),
referenceTarget == null
);
continue;
}
else if ("!error".equals(name)) {
assertTrue(
"Must have been resolved to error: " +
renderReferenceInContext(referenceExpression) +
" but was resolved to " + renderNullableDescriptor(referenceTarget),
ErrorUtils.isError(referenceTarget)
);
continue;
}
PsiElement expected = nameToDeclaration.get(name);
if (expected == null) {
expected = nameToPsiElement.get(name);
}
KtReferenceExpression reference = getAncestorOfType(KtReferenceExpression.class, element);
if (expected == null && name.startsWith(STANDARD_PREFIX)) {
DeclarationDescriptor expectedDescriptor = nameToDescriptor.get(name);
KtTypeReference typeReference = getAncestorOfType(KtTypeReference.class, element);
if (expectedDescriptor != null) {
DeclarationDescriptor actual = bindingContext.get(REFERENCE_TARGET, reference);
assertDescriptorsEqual("Expected: " + name, expectedDescriptor.getOriginal(), actual == null
? null
: actual.getOriginal());
continue;
}
KotlinType actualType = bindingContext.get(BindingContext.TYPE, typeReference);
assertNotNull("Type " + name + " not resolved for reference " + name, actualType);
ClassDescriptor expectedClass = getBuiltinClass(module, name.substring(STANDARD_PREFIX.length()));
assertTypeConstructorEquals("Type resolution mismatch: ", expectedClass.getTypeConstructor(), actualType.getConstructor());
continue;
}
assert expected != null : "No declaration for " + name;
if (referenceTarget instanceof PackageViewDescriptor) {
KtPackageDirective expectedDirective = PsiTreeUtil.getParentOfType(expected, KtPackageDirective.class);
FqName expectedFqName;
if (expectedDirective != null) {
expectedFqName = expectedDirective.getFqName();
}
else if (expected instanceof PsiQualifiedNamedElement) {
String qualifiedName = ((PsiQualifiedNamedElement) expected).getQualifiedName();
assert qualifiedName != null : "No qualified name for " + name;
expectedFqName = new FqName(qualifiedName);
}
else {
throw new IllegalStateException(expected.getClass().getName() + " name=" + name);
}
assertEquals(expectedFqName, ((PackageViewDescriptor) referenceTarget).getFqName());
continue;
}
PsiElement actual = referenceTarget == null
? bindingContext.get(BindingContext.LABEL_TARGET, referenceExpression)
: DescriptorToSourceUtils.descriptorToDeclaration(referenceTarget);
if (actual instanceof KtSimpleNameExpression) {
actual = ((KtSimpleNameExpression)actual).getIdentifier();
}
String actualName = null;
if (actual != null) {
actualName = declarationToName.get(actual);
if (actualName == null) {
actualName = actual.toString();
}
}
assertNotNull(element.getText(), reference);
assertEquals(
"Reference `" + name + "`" + renderReferenceInContext(reference) + " is resolved into " + actualName + ".",
expected, actual);
}
for (Map.Entry<Position, String> entry : positionToType.entrySet()) {
Position position = entry.getKey();
String typeName = entry.getValue();
PsiElement element = position.getElement();
KtExpression expression = getAncestorOfType(KtExpression.class, element);
KotlinType expressionType = bindingContext.getType(expression);
TypeConstructor expectedTypeConstructor;
if (typeName.startsWith(STANDARD_PREFIX)) {
String name = typeName.substring(STANDARD_PREFIX.length());
expectedTypeConstructor = getBuiltinClass(module, name).getTypeConstructor();
}
else {
Position declarationPosition = declarationToPosition.get(typeName);
assertNotNull("Undeclared: " + typeName, declarationPosition);
PsiElement declElement = declarationPosition.getElement();
assertNotNull(declarationPosition);
KtDeclaration declaration = getAncestorOfType(KtDeclaration.class, declElement);
assertNotNull(declaration);
if (declaration instanceof KtClass) {
ClassDescriptor classDescriptor = bindingContext.get(BindingContext.CLASS, declaration);
expectedTypeConstructor = classDescriptor.getTypeConstructor();
}
else if (declaration instanceof KtTypeParameter) {
TypeParameterDescriptor typeParameterDescriptor = bindingContext.get(BindingContext.TYPE_PARAMETER, (KtTypeParameter) declaration);
expectedTypeConstructor = typeParameterDescriptor.getTypeConstructor();
}
else {
fail("Unsupported declaration: " + declaration);
return;
}
}
assertNotNull(expression.getText() + " type is null", expressionType);
assertTypeConstructorEquals("At " + position + ": ", expectedTypeConstructor, expressionType.getConstructor());
}
}