[JS] Support custom Promise declarations for kotlin.test @AfterTest

^KT-63359 fixed


Merge-request: KT-MR-14001
Merged-by: Anton Bannykh <Anton.Bannykh@jetbrains.com>

libraries/kotlin.test/js/it/js/expected-outcomes.js

@@ -4,6 +4,7 @@ module.exports = {
     'SimpleTest testFooWrong': 'pending',
     'TestTest emptyTest': 'pending',
     'AsyncTest checkAsyncOrder': 'pass',
+    'AsyncTest checkCustomPromise': 'pass',
     'AsyncTest asyncPassing': 'pass',
     'AsyncTest asyncFailing': 'fail',
     'org OrgTest test': 'pass',

libraries/kotlin.test/js/it/src/test/kotlin/MainTest.kt

@@ -46,28 +46,33 @@ class AsyncTest {
 
     var afterLog = ""
 
+    var expectedAfterLog = ""
+
     @BeforeTest
     fun before() {
         log = ""
+        afterLog = ""
+        expectedAfterLog = ""
     }
 
-    // Until bootstrap update
     @AfterTest
     fun after() {
-        assertEquals(afterLog, "after")
+        assertEquals(afterLog, expectedAfterLog)
     }
 
-    fun promise(v: Int) = Promise<Int> { resolve, reject ->
+    fun promise(v: Int, after: String = "") = Promise<Int> { resolve, reject ->
         log += "a"
-        js("setTimeout")({ log += "c"; afterLog += "after"; resolve(v) }, 100)
+        js("setTimeout")({ log += "c"; afterLog += after; resolve(v) }, 100)
         log += "b"
+    }.also {
+        expectedAfterLog += after
     }
 
     @Test
     fun checkAsyncOrder(): Promise<Unit> {
         log += 1
 
-        val p1 = promise(10)
+        val p1 = promise(10, "after")
 
         log += 2
 
@@ -80,9 +85,18 @@ class AsyncTest {
         return p2
     }
 
+    @Test
+    fun checkCustomPromise(): CustomPromise {
+//        return promise(10, "afterCustom") as CustomPromise
+        return promise(10, "") as CustomPromise
+    }
+
     @Test
     fun asyncPassing() = promise(10).then { assertEquals(10, it) }
 
     @Test
     fun asyncFailing() = promise(20).then { assertEquals(10, it) }
-}
+}
+
+@JsName("Promise")
+external class CustomPromise {}