TypeVisitorAdapterTest.java 文件源码

@Test
public void testMethodReferencesToConstructors() throws Exception {
    if (SourceVersion.latestSupported().ordinal() >= 8) {
        compile("import java.util.HashSet; public class A{ public static void foo(B b) {} public interface B{ public Object get();}}");
        SymbolTable symTable = getSymbolTable();
        symTable.pushSymbol("this", ReferenceType.TYPE, new SymbolType(getClassLoader().loadClass("A")), null);
        MethodCallExpr expr = (MethodCallExpr) ASTManager.parse(Expression.class, "A.foo(HashSet::new)");
        HashMap<String, Object> ctx = new HashMap<String, Object>();
        expressionAnalyzer.visit(expr, ctx);
        SymbolType type = (SymbolType) expr.getSymbolData();
        Assert.assertNotNull(type);
        Assert.assertEquals("foo", type.getMethod().getName());
        MethodReferenceExpr arg1 = (MethodReferenceExpr) expr.getArgs().get(0);

        SymbolType methodType = (SymbolType) arg1.getReferencedMethodSymbolData();
        Assert.assertNotNull(methodType);
        Assert.assertEquals("get", methodType.getMethod().getName());
    }
}