Cleanup (highlighting tests unified)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/advHighlighting/LambdaExpressions.java

@@ -0,0 +1,23 @@
+import java.util.*;
+
+class C {
+  interface Simplest {
+    void m();
+  }
+  void use(Simplest s) { }
+
+  interface IntParser {
+    int parse(String s);
+  }
+
+  void test() {
+    Simplest simplest = () -> { };
+    use(() -> { });
+
+    IntParser intParser = (String s) -> Integer.parseInt(s);
+  }
+
+  Runnable foo() {
+    return () -> { System.out.println("foo"); };
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/advHighlighting/MethodReferences.java

@@ -0,0 +1,12 @@
+class C {
+  interface Simplest {
+    void m();
+  }
+  void simplest() { }
+  void use(Simplest s) { }
+
+  void test() {
+    Simplest simplest = this::simplest;
+    use(this::simplest);
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/advHighlighting/UsedMethodsByMethodReferences.java

@@ -0,0 +1,12 @@
+class C {
+  interface Simplest {
+    void m();
+  }
+  private static void simplest1() { }
+  private static void <warning descr="Private method 'simplest()' is never used">simplest</warning>() { }
+
+  public static void main(String[] args) {
+    Simplest o = C::simplest1;
+    System.out.println(o);
+  }
+}