java 9: hide inappropriate for interface modifier suggestions, ensure valid combination of modifiers (IDEA-171091)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/modifier19/afterMakeDefault.java

@@ -0,0 +1,10 @@
+// "Make 'I.foo' public" "true"
+interface I {
+  default void foo() { }
+}
+
+class A implements I {
+  {
+    this.foo();
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/modifier19/beforeMakeDefault.java

@@ -0,0 +1,10 @@
+// "Make 'I.foo' public" "true"
+interface I {
+  private void foo() { }
+}
+
+class A implements I {
+  {
+    this.fo<caret>o();
+  }
+}

java/java-tests/testSrc/com/intellij/codeInsight/daemon/quickFix/Modifier19Test.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2000-2013 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.intellij.codeInsight.daemon.quickFix;
+
+import com.intellij.testFramework.LightProjectDescriptor;
+import com.intellij.testFramework.fixtures.LightCodeInsightFixtureTestCase;
+import org.jetbrains.annotations.NotNull;
+
+public class Modifier19Test extends LightQuickFixParameterizedTestCase {
+  public void test() throws Exception { doAllTests(); }
+
+  @Override
+  protected String getBasePath() {
+    return "/codeInsight/daemonCodeAnalyzer/quickFix/modifier19";
+  }
+
+  @NotNull
+  @Override
+  protected LightProjectDescriptor getProjectDescriptor() {
+    return LightCodeInsightFixtureTestCase.JAVA_9;
+  }
+}