diff --git a/libraries/stdlib/test/collections/ArraysTest.kt b/libraries/stdlib/test/collections/ArraysTest.kt
index 0f7be9c6921..ef5660b751a 100644
--- a/libraries/stdlib/test/collections/ArraysTest.kt
+++ b/libraries/stdlib/test/collections/ArraysTest.kt
@@ -224,8 +224,11 @@ class ArraysTest {
     }
 
     @Test fun contentToString() {
-        val arr = arrayOf("a", 1, null)
-        assertEquals(arr.asList().toString(), arr.contentToString())
+        arrayOf("a", 1, null).let { arr -> assertEquals(arr.asList().toString(), arr.contentToString()) }
+        charArrayOf('a', 'b', 'd').let { arr -> assertEquals(arr.asList().toString(), arr.contentToString()) }
+        intArrayOf(1, 10, 42).let { arr -> assertEquals(arr.asList().toString(), arr.contentToString()) }
+        longArrayOf(1L, 5L, Long.MAX_VALUE).let { arr -> assertEquals(arr.asList().toString(), arr.contentToString()) }
+        doubleArrayOf(0.0, Double.MAX_VALUE, Double.POSITIVE_INFINITY, Double.NaN).let { arr -> assertEquals(arr.asList().toString(), arr.contentToString()) }
     }
 
     @Test fun contentDeepToString() {