KT-2752: move tests, that check whether there's no name clash, to JS backend tests

js/js.frontend/src/org/jetbrains/kotlin/js/PredefinedAnnotation.kt

@@ -23,8 +23,7 @@ enum class PredefinedAnnotation(fqName: String) {
     NATIVE("kotlin.js.native"),
     NATIVE_INVOKE("kotlin.js.nativeInvoke"),
     NATIVE_GETTER("kotlin.js.nativeGetter"),
-    NATIVE_SETTER("kotlin.js.nativeSetter"),
-    JS_NAME("kotlin.js.JsName");
+    NATIVE_SETTER("kotlin.js.nativeSetter");
 
     val fqName: FqName = FqName(fqName)
 

js/js.frontend/src/org/jetbrains/kotlin/js/translate/utils/AnnotationsUtils.java

@@ -33,6 +33,7 @@ import java.util.List;
 import java.util.Set;
 
 public final class AnnotationsUtils {
+    private static final String JS_NAME = "kotlin.js.JsName";
 
     private AnnotationsUtils() {
     }
@@ -128,7 +129,7 @@ public final class AnnotationsUtils {
 
     @Nullable
     public static String getJsName(@NotNull DeclarationDescriptor descriptor) {
-        AnnotationDescriptor annotation = getAnnotationByName(descriptor, PredefinedAnnotation.JS_NAME.getFqName());
+        AnnotationDescriptor annotation = getAnnotationByName(descriptor, new FqName(JS_NAME));
         if (annotation == null) return null;
 
         ConstantValue<?> value = annotation.getAllValueArguments().values().iterator().next();

js/js.translator/testData/multiFile/cases/packageAndMangledMethodDoNotClash/foo.kt

@@ -0,0 +1,9 @@
+package foo
+
+fun bar(x: Int) = x
+
+fun box(): Boolean {
+    assertEquals(23, bar(23))
+    assertEquals(42, foo.bar.x)
+    return true
+}

js/js.translator/testData/multiFile/cases/packageAndMangledMethodDoNotClash/foobar.kt

@@ -0,0 +1,3 @@
+package foo.bar
+
+val x = 42

js/js.translator/testData/multiFile/cases/packageAndPrivateDeclarationDoNotClash/foo.kt

@@ -0,0 +1,13 @@
+package foo
+
+private fun bar() = 23
+
+private val bar = 42
+
+fun box(): Boolean {
+    assertEquals(23, bar())
+    assertEquals(42, bar)
+    assertEquals(32, foo.bar.x)
+
+    return true
+}

js/js.translator/testData/multiFile/cases/packageAndPrivateDeclarationDoNotClash/foobar.kt

@@ -0,0 +1,3 @@
+package foo.bar
+
+val x = 32

js/js.translator/testData/nameClashes/cases/extensionPropertiesWithDifferentReceivers.kt

@@ -0,0 +1,18 @@
+package foo
+
+class A
+
+class B
+
+val A.foo: Int
+    get() = 32
+
+val B.foo: Int
+    get() = 42
+
+fun box(): String {
+    assertEquals(32, A().foo)
+    assertEquals(42, B().foo)
+
+    return "OK"
+}

js/js.translator/testData/nameClashes/cases/extensionPropertyAndMethod.kt

@@ -0,0 +1,15 @@
+package foo
+
+class A
+
+fun A.bar() = 23
+
+val A.bar: Int
+    get() = 42
+
+fun box(): String {
+    assertEquals(23, A().bar())
+    assertEquals(42, A().bar)
+
+    return "OK"
+}

js/js.translator/testData/nameClashes/cases/jsNameAndPrivate.kt

@@ -0,0 +1,12 @@
+package foo
+
+@JsName("bar") fun foo(x: Int) = x
+
+private fun bar() = 42
+
+fun box(): String {
+    assertEquals(23, foo(23))
+    assertEquals(42, bar())
+
+    return "OK"
+}

js/js.translator/testData/nameClashes/cases/methodAndPrivateProperty.kt

@@ -0,0 +1,12 @@
+package foo
+
+fun bar() = 23
+
+private val bar = 32
+
+fun box(): String {
+    assertEquals(23, bar())
+    assertEquals(32, bar)
+
+    return "OK"
+}

js/js.translator/testData/nameClashes/cases/propertyAndNativeMethod.kt

@@ -0,0 +1,16 @@
+package foo
+
+@native fun bar()
+
+val bar = 32
+
+fun createNativeBar() = js("bar = function() { return 23; };")
+
+fun box(): String {
+    createNativeBar()
+
+    assertEquals(23, bar())
+    assertEquals(32, bar)
+
+    return "OK"
+}