NTP-53780 | Navi link contract changes (#15696)

Co-authored-by: Kishan Kumar <kishan.kumar@navi.com>

android/app/src/main/java/com/naviapp/deeplinkmanagement/usecase/NativeDeeplinkManager.kt

@@ -92,15 +92,8 @@ private fun handleNaviLink(intent: Intent, processNaviLink: ((String) -> Unit)?)
 
 fun getNaviLinkIdentifier(intent: Intent): String? {
     val naviLink = intent.getStringExtra(Constants.NAVILINK_SMALL).orEmpty()
-    val identifiers =
-        when {
-            naviLink.isNotEmpty() -> naviLink.split("/")
-            else -> emptyList()
-        }
-
-    val naviLinkIdentifier = identifiers.getOrNull(1)
-
-    return if (identifiers.firstOrNull() == NAVILINK && !naviLinkIdentifier.isNullOrEmpty()) {
+    val naviLinkIdentifier = naviLink.substringAfter(delimiter = '/', "")
+    return if (naviLink.startsWith(NAVILINK) && naviLinkIdentifier.isNotEmpty()) {
         naviLinkIdentifier
     } else {
         null

android/app/src/test/kotlin/com/naviapp/deeplinkmanagement/usecase/NativeDeeplinkManagerTest.kt

@@ -0,0 +1,69 @@
+/*
+ *
+ *  * Copyright © 2025 by Navi Technologies Limited
+ *  * All rights reserved. Strictly confidential
+ *
+ */
+
+package com.naviapp.deeplinkmanagement.usecase
+
+import android.content.Intent
+import com.naviapp.utils.Constants
+import io.mockk.every
+import io.mockk.mockk
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNull
+import org.junit.Test
+
+class NativeDeeplinkManagerTest {
+
+    @Test
+    fun `returns identifier when NAVILINK has multiple slashes`() {
+        val intent = mockk<Intent>()
+        every { intent.getStringExtra(Constants.NAVILINK_SMALL) } returns "NAVILINK/ABC/XYZ"
+
+        val result = getNaviLinkIdentifier(intent)
+
+        assertEquals("ABC/XYZ", result)
+    }
+
+    @Test
+    fun `returns null when NAVILINK does not start with NAVILINK prefix`() {
+        val intent = mockk<Intent>()
+        every { intent.getStringExtra(Constants.NAVILINK_SMALL) } returns "NEVILINK/ABC/XYZ"
+
+        val result = getNaviLinkIdentifier(intent)
+
+        assertNull(result)
+    }
+
+    @Test
+    fun `returns null when NAVILINK is empty`() {
+        val intent = mockk<Intent>()
+        every { intent.getStringExtra(Constants.NAVILINK_SMALL) } returns ""
+
+        val result = getNaviLinkIdentifier(intent)
+
+        assertNull(result)
+    }
+
+    @Test
+    fun `returns null when NAVILINK has no path after delimiter`() {
+        val intent = mockk<Intent>()
+        every { intent.getStringExtra(Constants.NAVILINK_SMALL) } returns "NAVILINK/"
+
+        val result = getNaviLinkIdentifier(intent)
+
+        assertNull(result)
+    }
+
+    @Test
+    fun `returns null when NAVILINK has delimiter`() {
+        val intent = mockk<Intent>()
+        every { intent.getStringExtra(Constants.NAVILINK_SMALL) } returns "NAVILINK"
+
+        val result = getNaviLinkIdentifier(intent)
+
+        assertNull(result)
+    }
+}