diff --git a/native/native.tests/testData/samples/regular_multifile_with_explicit_packages.kt b/native/native.tests/testData/samples/regular_multifile_with_explicit_packages.kt
index cce3d137153..b74b7b16d42 100644
--- a/native/native.tests/testData/samples/regular_multifile_with_explicit_packages.kt
+++ b/native/native.tests/testData/samples/regular_multifile_with_explicit_packages.kt
@@ -1,4 +1,4 @@
-// FILE: addition.kt
+// FILE: main.kt
 package samples.regular_multifile_with_explicit_packages
 
 import kotlin.test.*
@@ -8,31 +8,91 @@ fun addition() {
     assertEquals(42, 40 + 2)
 }
 
-// FILE: multiplication.kt
-package samples.regular_multifile_with_explicit_packages.a
-
-import kotlin.test.*
-
 @Test
 fun multiplication () {
     assertEquals(42, 21 * 2)
 }
 
-// FILE: subtraction.kt
-package samples.regular_multifile_with_explicit_packages.b
-
-import kotlin.test.*
-
 @Test
 fun subtraction () {
     assertEquals(42, 50 - 8)
 }
 
-// FILE: division.kt
-package samples.regular_multifile_with_explicit_packages.a.b
+@Test
+fun division () {
+    assertEquals(42, 126 / 3)
+}
+
+// FILE: a.kt
+package samples.regular_multifile_with_explicit_packages.a
 
 import kotlin.test.*
 
+@Test
+fun addition() {
+    assertEquals(42, 40 + 2)
+}
+
+@Test
+fun multiplication () {
+    assertEquals(42, 21 * 2)
+}
+
+@Test
+fun subtraction () {
+    assertEquals(42, 50 - 8)
+}
+
+@Test
+fun division () {
+    assertEquals(42, 126 / 3)
+}
+
+// FILE: b.kt
+package samples.regular_multifile_with_explicit_packages.b
+
+import kotlin.test.*
+
+@Test
+fun addition() {
+    assertEquals(42, 40 + 2)
+}
+
+@Test
+fun multiplication () {
+    assertEquals(42, 21 * 2)
+}
+
+@Test
+fun subtraction () {
+    assertEquals(42, 50 - 8)
+}
+
+@Test
+fun division () {
+    assertEquals(42, 126 / 3)
+}
+
+// FILE: a_b.kt
+package samples.regular_multifile_with_explicit_packages.a.b
+
+import kotlin.test.*
+
+@Test
+fun addition() {
+    assertEquals(42, 40 + 2)
+}
+
+@Test
+fun multiplication () {
+    assertEquals(42, 21 * 2)
+}
+
+@Test
+fun subtraction () {
+    assertEquals(42, 50 - 8)
+}
+
 @Test
 fun division () {
     assertEquals(42, 126 / 3)