Remove Mockito from OCFileIconTests

Signed-off-by: Alper Ozturk <alperozturk@lions-macbook.local>
Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/androidTest/java/com/owncloud/android/datamodel/OCFileIconTests.kt

@@ -1,39 +1,19 @@
 package com.owncloud.android.datamodel
 
-import android.content.Context
-import android.content.res.Resources
-import com.owncloud.android.MainApp
 import com.owncloud.android.R
 import com.owncloud.android.lib.common.network.WebdavEntry.MountType
 import org.junit.After
 import org.junit.Before
 import org.junit.Test
-import org.junit.runner.RunWith
-import org.mockito.Mock
-import org.mockito.Mockito.`when`
-import org.mockito.MockitoAnnotations
-import org.mockito.junit.MockitoJUnitRunner
 
-@RunWith(MockitoJUnitRunner::class)
 class OCFileIconTests {
 
     private val path = "/path/to/a/file.txt"
     private var sut: OCFile? = null
 
-    @Mock
-    private lateinit var context: Context
-
-    @Mock
-    private lateinit var contextResources: Resources
-
     @Before
     fun setup() {
         sut = OCFile(path)
-        MockitoAnnotations.openMocks(this)
-        `when`(context.applicationContext).thenReturn(context)
-        `when`(context.resources).thenReturn(contextResources)
-
-        MainApp.setAppContext(context)
     }
 
     @Test