repo created

app/src/androidTest/java/com/nextcloud/client/migrations/MockSharedPreferencesTest.kt

@@ -0,0 +1,87 @@
+/*
+ * Nextcloud - Android Client
+ *
+ * SPDX-FileCopyrightText: 2020 Chris Narkiewicz <hello@ezaquarii.com>
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+package com.nextcloud.client.migrations
+
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertNotSame
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Test
+
+@Suppress("MagicNumber")
+class MockSharedPreferencesTest {
+
+    private lateinit var mock: MockSharedPreferences
+
+    @Before
+    fun setUp() {
+        mock = MockSharedPreferences()
+    }
+
+    @Test
+    fun getSetStringSet() {
+        val value = setOf("alpha", "bravo", "charlie")
+        mock.edit().putStringSet("key", value).apply()
+        val copy = mock.getStringSet("key", mutableSetOf())
+        assertNotSame(value, copy)
+        assertEquals(value, copy)
+    }
+
+    @Test
+    fun getSetInt() {
+        val value = 42
+        val editor = mock.edit()
+        editor.putInt("key", value)
+        assertEquals(100, mock.getInt("key", 100))
+        editor.apply()
+        assertEquals(42, mock.getInt("key", 100))
+    }
+
+    @Test
+    fun getSetBoolean() {
+        val value = true
+        val editor = mock.edit()
+        editor.putBoolean("key", value)
+        assertFalse(mock.getBoolean("key", false))
+        editor.apply()
+        assertTrue(mock.getBoolean("key", false))
+    }
+
+    @Test
+    fun getSetString() {
+        val value = "a value"
+        val editor = mock.edit()
+        editor.putString("key", value)
+        assertEquals("default", mock.getString("key", "default"))
+        editor.apply()
+        assertEquals("a value", mock.getString("key", "default"))
+    }
+
+    @Test
+    fun getAll() {
+        // GIVEN
+        //      few properties are stored in shared preferences
+        mock.edit()
+            .putInt("int", 1)
+            .putBoolean("bool", true)
+            .putString("string", "value")
+            .putStringSet("stringSet", setOf("alpha", "bravo"))
+            .apply()
+        assertEquals(4, mock.store.size)
+
+        // WHEN
+        //      all properties are retrieved
+        val all = mock.all
+
+        // THEN
+        //      returned map is a different instance
+        //      map is equal to internal storage
+        assertNotSame(all, mock.store)
+        assertEquals(all, mock.store)
+    }
+}