[Bug] Remove mockito and used mockk instead.

Author: notandyvee

aztec/build.gradle

@@ -67,8 +67,7 @@ dependencies {
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0', {
         exclude group: 'com.android.support', module: 'support-annotations'
     }
-    testImplementation "org.mockito:mockito-inline:$mockitoVersion"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:$mockitoKotlinVersion"
+    testImplementation "io.mockk:mockk:${mockkVersion}"
 
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$kotlinCoroutinesVersion"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$kotlinCoroutinesVersion"

aztec/src/test/kotlin/org/wordpress/aztec/MarkSpanTest.kt

@@ -1,17 +1,15 @@
 package org.wordpress.aztec
 
+import io.mockk.every
+import io.mockk.mockk
 import org.junit.Assert
 import org.junit.Test
 import org.junit.runner.RunWith
-import org.mockito.Mock
-import org.mockito.Mockito
 import org.robolectric.RobolectricTestRunner
 import org.wordpress.aztec.spans.MarkSpan
 
 @RunWith(RobolectricTestRunner::class)
 class MarkSpanTest {
-    @Mock
-    val markSpan = Mockito.mock(MarkSpan::class.java)
     /**
      * Test used to confirm two crashes related are fixed.
      *
@@ -22,8 +20,9 @@ class MarkSpanTest {
         var error = false
         var result: Int? = null
         try {
-            Mockito.`when`(markSpan.safelyParseColor("")).thenCallRealMethod()
-            result = markSpan.safelyParseColor("")
+            val span = mockk<MarkSpan>()
+            every { span.safelyParseColor("") } coAnswers { callOriginal() }
+            result = span.safelyParseColor("")
         } catch (e: Exception) {
             error = true
         }
@@ -41,8 +40,9 @@ class MarkSpanTest {
         var error = false
         var result: Int? = null
         try {
-            Mockito.`when`(markSpan.safelyParseColor(null)).thenCallRealMethod()
-            result = markSpan.safelyParseColor(null)
+            val span = mockk<MarkSpan>()
+            every { span.safelyParseColor(null) } coAnswers { callOriginal() }
+            result = span.safelyParseColor(null)
         } catch (e: Exception) {
             error = true
         }

build.gradle

@@ -80,8 +80,7 @@ ext {
     jSoupVersion = '1.11.3'
     wordpressUtilsVersion = '3.5.0'
     espressoVersion = '3.0.1'
-    mockitoVersion = '4.5.1'
-    mockitoKotlinVersion = '4.1.0'
+    mockkVersion = '1.12.8'
 
     // other
     wordpressLintVersion = '2.0.0'