[K/JS] Move global interface id state into an object to prevent interface ids reinitialization ^Fixed KT-55758

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/BoxJsTestGenerated.java

@@ -3889,6 +3889,12 @@ public class BoxJsTestGenerated extends AbstractBoxJsTest {
                 runTest("js/js.translator/testData/box/expression/typeCheck/complexIsInterface.kt");
             }
 
+            @Test
+            @TestMetadata("kt55758.kt")
+            public void testKt55758() throws Exception {
+                runTest("js/js.translator/testData/box/expression/typeCheck/kt55758.kt");
+            }
+
             @Test
             @TestMetadata("simpleAsClass.kt")
             public void testSimpleAsClass() throws Exception {

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/fir/FirJsBoxTestGenerated.java

@@ -4505,6 +4505,12 @@ public class FirJsBoxTestGenerated extends AbstractFirJsBoxTest {
                 runTest("js/js.translator/testData/box/expression/typeCheck/complexIsInterface.kt");
             }
 
+            @Test
+            @TestMetadata("kt55758.kt")
+            public void testKt55758() throws Exception {
+                runTest("js/js.translator/testData/box/expression/typeCheck/kt55758.kt");
+            }
+
             @Test
             @TestMetadata("simpleAsClass.kt")
             public void testSimpleAsClass() throws Exception {

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrBoxJsTestGenerated.java

@@ -4505,6 +4505,12 @@ public class IrBoxJsTestGenerated extends AbstractIrBoxJsTest {
                 runTest("js/js.translator/testData/box/expression/typeCheck/complexIsInterface.kt");
             }
 
+            @Test
+            @TestMetadata("kt55758.kt")
+            public void testKt55758() throws Exception {
+                runTest("js/js.translator/testData/box/expression/typeCheck/kt55758.kt");
+            }
+
             @Test
             @TestMetadata("simpleAsClass.kt")
             public void testSimpleAsClass() throws Exception {

js/js.translator/testData/box/expression/typeCheck/kt55758.kt

@@ -0,0 +1,19 @@
+// EXPECTED_REACHABLE_NODES: 1403
+// MODULE_KIND: COMMON_JS
+
+package foo
+
+@JsExport
+interface Foo
+
+class Bar: Foo
+
+fun box(): String {
+    val foo : Foo = Bar()
+
+    if(foo is Collection<*>) {
+        return "Fail: Foo is a Collection!"
+    }
+
+    return "OK"
+}