IDEA-196805 Warn about switch statement with single 'default'

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterBreakInIf.java

@@ -0,0 +1,10 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+      if(c == 'a') {
+          System.out.println("foo");
+      } else {
+      }
+      System.out.println("oops");
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterBreakInIf2.java

@@ -0,0 +1,9 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+      if(c == 'a') {
+          System.out.println("foo");
+      }
+      System.out.println("oops");
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterBreakInIf3.java

@@ -0,0 +1,11 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+      if(c == 'a') {
+          System.out.println("foo");
+          return "";
+        }
+      System.out.println("oops");
+      return "";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterBreakLast.java

@@ -0,0 +1,8 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+      if(c == 'a') {
+          System.out.println("foo");
+        }
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterBreakOuterLoop.java

@@ -0,0 +1,13 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    for(int i=0; i<10; i++)
+        if(c == 'a') {
+            System.out.println("foo");
+            continue;
+          }
+        System.out.println("bar");
+      System.out.println("oops");
+    return "";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterConflict.java

@@ -0,0 +1,9 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+      {
+          char a, b = c;
+      }
+    int b;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/afterSimple.java

@@ -0,0 +1,6 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+      return "foo";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeBreakInIf.java

@@ -0,0 +1,13 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    s<caret>witch (c) {
+      default:
+        if(c == 'a') {
+          System.out.println("foo");
+          break;
+        } else break;
+    }
+    System.out.println("oops");
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeBreakInIf2.java

@@ -0,0 +1,14 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    s<caret>witch (c) {
+      default:
+        if(c == 'a') {
+          System.out.println("foo");
+          break;
+        }
+        break;
+    }
+    System.out.println("oops");
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeBreakInIf3.java

@@ -0,0 +1,15 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    s<caret>witch (c) {
+      default:
+        if(c == 'a') {
+          System.out.println("foo");
+          break;
+        }
+        System.out.println("oops");
+        break;
+    }
+    return "";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeBreakLast.java

@@ -0,0 +1,12 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    s<caret>witch (c) {
+      default:
+        if(c == 'a') {
+          System.out.println("foo");
+        }
+        break;
+    }
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeBreakOuterLoop.java

@@ -0,0 +1,16 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    for(int i=0; i<10; i++)
+      s<caret>witch (c) {
+        default:
+          if(c == 'a') {
+            System.out.println("foo");
+            break;
+          }
+          System.out.println("bar");
+      }
+    System.out.println("oops");
+    return "";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeBreakOuterLoopNotLast.java

@@ -0,0 +1,17 @@
+// "Unwrap 'switch' statement" "false"
+class X {
+  String test(char c) {
+    for(int i=0; i<10; i++) {
+      s<caret>witch (c){
+      default:
+        if (c == 'a') {
+          System.out.println("foo");
+          break;
+        }
+        System.out.println("bar");
+      }
+      System.out.println("oops");
+    }
+    return "";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeConflict.java

@@ -0,0 +1,10 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    s<caret>witch (c) {
+      default:
+        char a, b = c;
+    }
+    int b;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/switchDefault/beforeSimple.java

@@ -0,0 +1,9 @@
+// "Unwrap 'switch' statement" "true"
+class X {
+  String test(char c) {
+    s<caret>witch (c) {
+      default:
+        return "foo";
+    }
+  }
+}