From fdec3dbefa5c522a81dbea187a258a0f5d0bdd39 Mon Sep 17 00:00:00 2001
From: Dmitry Drobotov <dmitry.drobotov@jetbrains.com>
Date: Mon, 13 Oct 2025 11:38:22 +0200
Subject: [PATCH] IJPL-210789 Implement a test that ExtendableTextField
 extensions can be used without Application

GitOrigin-RevId: e69a59f4bf01c17013a64da60b075687aab8323d
---
 .../com/intellij/ui/ExtendableTextFieldTest.kt       | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/platform/platform-tests/testSrc/com/intellij/ui/ExtendableTextFieldTest.kt b/platform/platform-tests/testSrc/com/intellij/ui/ExtendableTextFieldTest.kt
index bb3f912c1501..f16e604cee1c 100644
--- a/platform/platform-tests/testSrc/com/intellij/ui/ExtendableTextFieldTest.kt
+++ b/platform/platform-tests/testSrc/com/intellij/ui/ExtendableTextFieldTest.kt
@@ -7,6 +7,7 @@ import com.intellij.testFramework.junit5.TestApplication
 import com.intellij.ui.components.fields.ExtendableTextComponent
 import com.intellij.ui.components.fields.ExtendableTextField
 import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.assertDoesNotThrow
 import javax.swing.JButton
 import kotlin.test.assertEquals
 import kotlin.test.assertTrue
@@ -43,4 +44,15 @@ class ExtendableTextFieldTest {
     val buttons = textField.components.filterIsInstance<JButton>()
     assertTrue(buttons.isEmpty())
   }
+}
+
+class ExtendableTextFieldTestWithoutApplication {
+  @Test
+  fun `adding extension doesn't throw without application`() {
+    assertDoesNotThrow {
+      val textField = ExtendableTextField()
+      val extension = ExtendableTextComponent.Extension.create(AllIcons.General.Add, AllIcons.General.Add, "Add", true) {}
+      textField.addExtension(extension)
+    }
+  }
 }
\ No newline at end of file