Tests for redeclarations with multi-decls

compiler/testData/diagnostics/tests/declarationChecks/RedeclarationsInMultiDecl.kt

@@ -0,0 +1,15 @@
+class A {
+    fun component1() : Int = 1
+    fun component2() : Int = 2
+}
+
+fun a() {
+    val (<!REDECLARATION!>a<!>, <!REDECLARATION!>a<!>) = A()
+    val (x, <!REDECLARATION!>y<!>) = A();
+    val <!REDECLARATION!>b<!> = 1
+    use(b)
+    val (<!REDECLARATION!>b<!>, <!REDECLARATION!>y<!>) = A();
+}
+
+
+fun use(a: Any): Any = a

compiler/tests/org/jetbrains/jet/checkers/JetDiagnosticsTestGenerated.java

@@ -1088,6 +1088,11 @@ public class JetDiagnosticsTestGenerated extends AbstractDiagnosticsTestWithEage
                 doTest("compiler/testData/diagnostics/tests/declarationChecks/MultiDeclarationErrors.kt");
             }
             
+            @TestMetadata("RedeclarationsInMultiDecl.kt")
+            public void testRedeclarationsInMultiDecl() throws Exception {
+                doTest("compiler/testData/diagnostics/tests/declarationChecks/RedeclarationsInMultiDecl.kt");
+            }
+            
         }
         
         @TestMetadata("compiler/testData/diagnostics/tests/extensions")