lambda: tests

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/highlighting/AmbiguityVarargs.java

@@ -0,0 +1,28 @@
+interface I {
+    void m();
+}
+
+interface I1<A> {
+    void m(A a);
+}
+
+interface I2<A> {
+    void m(A a1, A a2);
+}
+
+interface IV<A> {
+    void m(A... as);
+}
+
+class AmbiguityVarargs {
+    void foo(I s) { }
+    void foo(I1<String> s) { }
+    void foo(I2<String> s) { }
+    void foo(IV<String> s) { }
+
+    void test() {
+        foo(()->{});
+        foo<error descr="Ambiguous method call: both 'AmbiguityVarargs.foo(I1<String>)' and 'AmbiguityVarargs.foo(IV<String>)' match">((a1) -> {})</error>;
+        foo((a1, a2)->{});
+    }
+}