diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppColdTest.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppColdTest.kt
index d38a719b23725..065b1c27b837b 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppColdTest.kt
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppColdTest.kt
@@ -54,7 +54,7 @@ import org.junit.runners.Parameterized
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 @Group1
-class OpenAppColdTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSpec) {
+class OpenAppColdTest(testSpec: FlickerTestParameter) : OpenAppFromLauncherTransition(testSpec) {
     /**
      * Defines the transition used to run the test
      */
@@ -101,11 +101,6 @@ class OpenAppColdTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSp
     override fun appWindowReplacesLauncherAsTopWindow() =
         super.appWindowReplacesLauncherAsTopWindow()
 
-    /** {@inheritDoc} */
-    @Presubmit
-    @Test
-    override fun launcherWindowBecomesInvisible() = super.launcherWindowBecomesInvisible()
-
     /** {@inheritDoc} */
     @Presubmit
     @Test
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLauncherTransition.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLauncherTransition.kt
new file mode 100644
index 0000000000000..c6e92adce8c7f
--- /dev/null
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLauncherTransition.kt
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.wm.flicker.launch
+
+import android.platform.test.annotations.Presubmit
+import com.android.server.wm.flicker.FlickerTestParameter
+import com.android.server.wm.flicker.LAUNCHER_COMPONENT
+import com.android.server.wm.flicker.replacesLayer
+import com.android.server.wm.traces.common.FlickerComponentName
+import org.junit.Test
+
+/**
+ * Base class for app launch tests
+ */
+abstract class OpenAppFromLauncherTransition(testSpec: FlickerTestParameter)
+    : OpenAppTransition(testSpec) {
+
+    /**
+     * Checks that the focus changes from the launcher to [testApp]
+     */
+    @Presubmit
+    @Test
+    open fun focusChanges() {
+        testSpec.assertEventLog {
+            this.focusChanges("NexusLauncherActivity", testApp.`package`)
+        }
+    }
+
+    /**
+     * Checks that [LAUNCHER_COMPONENT] layer is visible at the start of the transition, and
+     * is replaced by [testApp], which remains visible until the end
+     */
+    open fun appLayerReplacesLauncher() {
+        testSpec.replacesLayer(LAUNCHER_COMPONENT, testApp.component,
+                ignoreEntriesWithRotationLayer = true, ignoreSnapshot = true,
+                ignoreSplashscreen = true)
+    }
+
+    /**
+     * Checks that [LAUNCHER_COMPONENT] window is visible at the start of the transition, and
+     * is replaced by a snapshot or splash screen (optional), and finally, is replaced by
+     * [testApp], which remains visible until the end
+     */
+    @Presubmit
+    @Test
+    open fun appWindowReplacesLauncherAsTopWindow() {
+        testSpec.assertWm {
+            this.isAppWindowOnTop(LAUNCHER_COMPONENT)
+                    .then()
+                    .isAppWindowOnTop(FlickerComponentName.SNAPSHOT, isOptional = true)
+                    .then()
+                    .isAppWindowOnTop(FlickerComponentName.SPLASH_SCREEN, isOptional = true)
+                    .then()
+                    .isAppWindowOnTop(testApp.component)
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLockTransition.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLockTransition.kt
new file mode 100644
index 0000000000000..f47e2726e6ad9
--- /dev/null
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLockTransition.kt
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.wm.flicker.launch
+
+import android.platform.test.annotations.Presubmit
+import androidx.test.filters.FlakyTest
+import com.android.server.wm.flicker.FlickerTestParameter
+import com.android.server.wm.flicker.dsl.FlickerBuilder
+import com.android.server.wm.traces.common.FlickerComponentName
+import org.junit.Test
+
+/**
+ * Base class for app launch tests from lock screen
+ */
+abstract class OpenAppFromLockTransition(testSpec: FlickerTestParameter)
+    : OpenAppTransition(testSpec) {
+
+    /**
+     * Defines the transition used to run the test
+     */
+    override val transition: FlickerBuilder.() -> Unit
+        get() = {
+            super.transition(this)
+            setup {
+                eachRun {
+                    device.sleep()
+                    wmHelper.waitFor("noAppWindowsOnTop") {
+                        it.wmState.topVisibleAppWindow.isEmpty()
+                    }
+                }
+            }
+            teardown {
+                eachRun {
+                    testApp.exit(wmHelper)
+                }
+            }
+            transitions {
+                testApp.launchViaIntent(wmHelper)
+                wmHelper.waitForFullScreenApp(testApp.component)
+            }
+        }
+
+    /**
+     * Check that we go from no focus to focus on the [testApp]
+     */
+    @Presubmit
+    @Test
+    open fun focusChanges() {
+        testSpec.assertEventLog {
+            this.focusChanges("", testApp.`package`)
+        }
+    }
+
+    /**
+     * Checks that we start of with no top windows and then [testApp] becomes the first and only top
+     * window of the transition, with snapshot or splash screen windows optionally showing first.
+     */
+    @FlakyTest(bugId = 203538234)
+    @Test
+    open fun appWindowBecomesFirstAndOnlyTopWindow() {
+        testSpec.assertWm {
+            this.hasNoVisibleAppWindow()
+                    .then()
+                    .isAppWindowOnTop(FlickerComponentName.SNAPSHOT, isOptional = true)
+                    .then()
+                    .isAppWindowOnTop(FlickerComponentName.SPLASH_SCREEN, isOptional = true)
+                    .then()
+                    .isAppWindowOnTop(testApp.component)
+        }
+    }
+
+    /**
+     * Checks that the screen is locked at the start of the transition ([colorFadComponent])
+     * layer is visible
+     */
+    @Presubmit
+    @Test
+    fun screenLockedStart() {
+        testSpec.assertLayersStart {
+            isEmpty()
+        }
+    }
+
+    /** {@inheritDoc} */
+    @FlakyTest(bugId = 203538234)
+    @Test
+    override fun appWindowBecomesVisible() = super.appWindowBecomesVisible()
+}
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromOverviewTest.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromOverviewTest.kt
index 61df403dd9ba7..3a2eba1d851bb 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromOverviewTest.kt
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromOverviewTest.kt
@@ -62,7 +62,8 @@ import org.junit.runners.Parameterized
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 @Group1
-class OpenAppFromOverviewTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSpec) {
+class OpenAppFromOverviewTest(testSpec: FlickerTestParameter)
+    : OpenAppFromLauncherTransition(testSpec) {
     /**
      * Defines the transition used to run the test
      */
@@ -113,11 +114,6 @@ class OpenAppFromOverviewTest(testSpec: FlickerTestParameter) : OpenAppTransitio
     @Test
     override fun navBarLayerRotatesAndScales() = super.navBarLayerRotatesAndScales()
 
-    /** {@inheritDoc} */
-    @Presubmit
-    @Test
-    override fun launcherWindowBecomesInvisible() = super.launcherWindowBecomesInvisible()
-
     /** {@inheritDoc} */
     @Presubmit
     @Test
@@ -128,6 +124,16 @@ class OpenAppFromOverviewTest(testSpec: FlickerTestParameter) : OpenAppTransitio
     @Test
     override fun navBarWindowIsVisible() = super.navBarWindowIsVisible()
 
+    /** {@inheritDoc} */
+    @Presubmit
+    @Test
+    override fun appLayerBecomesVisible() = super.appLayerBecomesVisible_warmStart()
+
+    /** {@inheritDoc} */
+    @Presubmit
+    @Test
+    override fun appWindowBecomesVisible() = super.appWindowBecomesVisible_warmStart()
+
     /** {@inheritDoc} */
     @Presubmit
     @Test
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppNonResizeableTest.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppNonResizeableTest.kt
index 12177ed653c8f..6365e7b9e9678 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppNonResizeableTest.kt
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppNonResizeableTest.kt
@@ -27,10 +27,8 @@ import com.android.server.wm.flicker.FlickerTestParameter
 import com.android.server.wm.flicker.FlickerTestParameterFactory
 import com.android.server.wm.flicker.annotation.Group1
 import com.android.server.wm.flicker.helpers.NonResizeableAppHelper
-import com.android.server.wm.flicker.dsl.FlickerBuilder
 import com.android.server.wm.flicker.helpers.WindowUtils
 import com.android.server.wm.traces.common.FlickerComponentName
-import com.google.common.truth.Truth
 import org.junit.FixMethodOrder
 import org.junit.Test
 import org.junit.runner.RunWith
@@ -59,35 +57,11 @@ import org.junit.runners.Parameterized
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 @Group1
-class OpenAppNonResizeableTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSpec) {
+class OpenAppNonResizeableTest(testSpec: FlickerTestParameter)
+    : OpenAppFromLockTransition(testSpec) {
     override val testApp = NonResizeableAppHelper(instrumentation)
     private val colorFadComponent = FlickerComponentName("", "ColorFade BLAST#")
 
-    /**
-     * Defines the transition used to run the test
-     */
-    override val transition: FlickerBuilder.() -> Unit
-        get() = {
-            super.transition(this)
-            setup {
-                eachRun {
-                    device.sleep()
-                    wmHelper.waitFor("noAppWindowsOnTop") {
-                        it.wmState.topVisibleAppWindow.isEmpty()
-                    }
-                }
-            }
-            teardown {
-                eachRun {
-                    testApp.exit(wmHelper)
-                }
-            }
-            transitions {
-                testApp.launchViaIntent(wmHelper)
-                wmHelper.waitForFullScreenApp(testApp.component)
-            }
-        }
-
     /**
      * Checks that the nav bar layer starts invisible, becomes visible during unlocking animation
      * and remains visible at the end
@@ -102,41 +76,6 @@ class OpenAppNonResizeableTest(testSpec: FlickerTestParameter) : OpenAppTransiti
         }
     }
 
-    /**
-     * Checks that the app layer doesn't exist at the start of the transition, that it is
-     * created (invisible) and becomes visible during the transition
-     */
-    @Postsubmit
-    @Test
-    fun appLayerBecomesVisible() {
-        testSpec.assertLayers {
-            this.notContains(testApp.component)
-                    .then()
-                    .isInvisible(testApp.component)
-                    .then()
-                    .isVisible(testApp.component)
-        }
-    }
-
-    /**
-     * Checks that the app window doesn't exist at the start of the transition, that it is
-     * created (invisible - optional) and becomes visible during the transition
-     *
-     * The `isAppWindowInvisible` step is optional because we log once per frame, upon logging,
-     * the window may be visible or not depending on what was processed until that moment.
-     */
-    @FlakyTest(bugId = 203538234)
-    @Test
-    fun appWindowBecomesVisible() {
-        testSpec.assertWm {
-            this.notContains(testApp.component)
-                    .then()
-                    .isAppWindowInvisible(testApp.component, isOptional = true)
-                    .then()
-                    .isAppWindowVisible(testApp.component)
-        }
-    }
-
     /**
      * Checks if [testApp] is visible at the end of the transition
      */
@@ -193,6 +132,7 @@ class OpenAppNonResizeableTest(testSpec: FlickerTestParameter) : OpenAppTransiti
         }
     }
 
+    /** {@inheritDoc} */
     @FlakyTest
     @Test
     override fun navBarLayerRotatesAndScales() = super.navBarLayerRotatesAndScales()
@@ -208,44 +148,6 @@ class OpenAppNonResizeableTest(testSpec: FlickerTestParameter) : OpenAppTransiti
     @Test
     override fun entireScreenCovered() = super.entireScreenCovered()
 
-    /**
-     * Checks that the focus changes from the launcher to [testApp]
-     */
-    @FlakyTest
-    @Test
-    override fun focusChanges() = super.focusChanges()
-
-    /**
-     * Checks that the screen is locked at the start of the transition ([colorFadComponent])
-     * layer is visible
-     */
-    @Presubmit
-    @Test
-    fun screenLockedStart() {
-        testSpec.assertLayersStart {
-            isEmpty()
-        }
-    }
-
-    /**
-     * This test checks if the launcher is visible at the start and the app at the end,
-     * it cannot use the regular assertion (check over time), because on lock screen neither
-     * the app not the launcher are visible, and there is no top visible window.
-     */
-    @FlakyTest(bugId = 203538234)
-    @Test
-    override fun appWindowReplacesLauncherAsTopWindow() {
-        testSpec.assertWm {
-            this.invoke("noAppWindowsOnTop") {
-                    Truth.assertWithMessage("Should not have any app window on top " +
-                        "when the screen is locked")
-                        .that(it.wmState.topVisibleAppWindow)
-                        .isEmpty()
-                }.then()
-                .isAppWindowOnTop(testApp.component)
-        }
-    }
-
     companion object {
         /**
          * Creates the test configurations.
@@ -265,4 +167,4 @@ class OpenAppNonResizeableTest(testSpec: FlickerTestParameter) : OpenAppTransiti
                     )
         }
     }
-}
\ No newline at end of file
+}
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppTransition.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppTransition.kt
index b5c81bb39ed4c..d2f6c7f144dd4 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppTransition.kt
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppTransition.kt
@@ -17,21 +17,20 @@
 package com.android.server.wm.flicker.launch
 
 import android.app.Instrumentation
+import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Presubmit
 import androidx.test.platform.app.InstrumentationRegistry
 import com.android.server.wm.flicker.FlickerBuilderProvider
 import com.android.server.wm.flicker.FlickerTestParameter
-import com.android.server.wm.flicker.LAUNCHER_COMPONENT
 import com.android.server.wm.flicker.dsl.FlickerBuilder
-import com.android.server.wm.flicker.entireScreenCovered
 import com.android.server.wm.flicker.helpers.SimpleAppHelper
 import com.android.server.wm.flicker.helpers.StandardAppHelper
 import com.android.server.wm.flicker.helpers.setRotation
 import com.android.server.wm.flicker.helpers.wakeUpAndGoToHomeScreen
+import com.android.server.wm.flicker.entireScreenCovered
 import com.android.server.wm.flicker.navBarLayerIsVisible
 import com.android.server.wm.flicker.navBarLayerRotatesAndScales
 import com.android.server.wm.flicker.navBarWindowIsVisible
-import com.android.server.wm.flicker.replacesLayer
 import com.android.server.wm.flicker.statusBarLayerIsVisible
 import com.android.server.wm.flicker.statusBarLayerRotatesScales
 import com.android.server.wm.flicker.statusBarWindowIsVisible
@@ -151,35 +150,77 @@ abstract class OpenAppTransition(protected val testSpec: FlickerTestParameter) {
     open fun entireScreenCovered() = testSpec.entireScreenCovered()
 
     /**
-     * Checks that the focus changes from the launcher to [testApp]
+     * Checks that the app layer doesn't exist or is invisible at the start of the transition, but
+     * is created and/or becomes visible during the transition.
      */
     @Presubmit
     @Test
-    open fun focusChanges() {
-        testSpec.assertEventLog {
-            this.focusChanges("NexusLauncherActivity", testApp.`package`)
+    open fun appLayerBecomesVisible() = appLayerBecomesVisible_coldStart()
+
+    protected fun appLayerBecomesVisible_coldStart() {
+        testSpec.assertLayers {
+            this.notContains(testApp.component)
+                    .then()
+                    .isInvisible(testApp.component, isOptional = true)
+                    .then()
+                    .isVisible(FlickerComponentName.SNAPSHOT, isOptional = true)
+                    .then()
+                    .isVisible(FlickerComponentName.SPLASH_SCREEN, isOptional = true)
+                    .then()
+                    .isVisible(testApp.component)
+        }
+    }
+
+    protected fun appLayerBecomesVisible_warmStart() {
+        testSpec.assertLayers {
+            this.isInvisible(testApp.component)
+                    .then()
+                    .isVisible(FlickerComponentName.SNAPSHOT, isOptional = true)
+                    .then()
+                    .isVisible(FlickerComponentName.SPLASH_SCREEN, isOptional = true)
+                    .then()
+                    .isVisible(testApp.component)
         }
     }
 
     /**
-     * Checks that [LAUNCHER_COMPONENT] layer is visible at the start of the transition, and
-     * is replaced by [testApp], which remains visible until the end
-     */
-    open fun appLayerReplacesLauncher() {
-        testSpec.replacesLayer(LAUNCHER_COMPONENT, testApp.component,
-                ignoreEntriesWithRotationLayer = true, ignoreSnapshot = true)
-    }
-
-    /**
-     * Checks that [LAUNCHER_COMPONENT] window is visible at the start of the transition, and
-     * is replaced by a snapshot or splash screen (optional), and finally, is replaced by
-     * [testApp], which remains visible until the end
+     * Checks that the app window doesn't exist at the start of the transition, that it is
+     * created (invisible - optional) and becomes visible during the transition
+     *
+     * The `isAppWindowInvisible` step is optional because we log once per frame, upon logging,
+     * the window may be visible or not depending on what was processed until that moment.
      */
     @Presubmit
     @Test
-    open fun appWindowReplacesLauncherAsTopWindow() {
+    open fun appWindowBecomesVisible() = appWindowBecomesVisible_coldStart()
+
+    protected fun appWindowBecomesVisible_coldStart() {
         testSpec.assertWm {
-            this.isAppWindowOnTop(LAUNCHER_COMPONENT)
+            this.notContains(testApp.component)
+                    .then()
+                    .isAppWindowInvisible(testApp.component, isOptional = true)
+                    .then()
+                    .isAppWindowVisible(testApp.component)
+        }
+    }
+
+    protected fun appWindowBecomesVisible_warmStart() {
+        testSpec.assertWm {
+            this.isAppWindowInvisible(testApp.component)
+                    .then()
+                    .isAppWindowVisible(testApp.component)
+        }
+    }
+
+    /**
+     * Checks that [testApp] window is not on top at the start of the transition, and then becomes
+     * the top visible window until the end of the transition.
+     */
+    @FlakyTest(bugId = 203538234)
+    @Test
+    open fun appWindowBecomesTopWindow() {
+        testSpec.assertWm {
+            this.isAppWindowNotOnTop(testApp.component)
                     .then()
                     .isAppWindowOnTop(FlickerComponentName.SNAPSHOT, isOptional = true)
                     .then()
@@ -188,16 +229,4 @@ abstract class OpenAppTransition(protected val testSpec: FlickerTestParameter) {
                     .isAppWindowOnTop(testApp.component)
         }
     }
-
-    /**
-     * Checks that [LAUNCHER_COMPONENT] window is visible at the start, and
-     * becomes invisible during the transition
-     */
-    open fun launcherWindowBecomesInvisible() {
-        testSpec.assertWm {
-            this.isAppWindowOnTop(LAUNCHER_COMPONENT)
-                    .then()
-                    .isAppWindowNotOnTop(LAUNCHER_COMPONENT)
-        }
-    }
-}
\ No newline at end of file
+}
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppWarmTest.kt b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppWarmTest.kt
index 304e5165c3a8f..3159bf1872754 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppWarmTest.kt
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppWarmTest.kt
@@ -54,7 +54,8 @@ import org.junit.runners.Parameterized
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 @Group1
-class OpenAppWarmTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSpec) {
+class OpenAppWarmTest(testSpec: FlickerTestParameter)
+    : OpenAppFromLauncherTransition(testSpec) {
     /**
      * Defines the transition used to run the test
      */
@@ -109,11 +110,6 @@ class OpenAppWarmTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSp
     @Test
     override fun appLayerReplacesLauncher() = super.appLayerReplacesLauncher()
 
-    /** {@inheritDoc} */
-    @Presubmit
-    @Test
-    override fun launcherWindowBecomesInvisible() = super.launcherWindowBecomesInvisible()
-
     /** {@inheritDoc} */
     @Presubmit
     @Test
@@ -124,6 +120,16 @@ class OpenAppWarmTest(testSpec: FlickerTestParameter) : OpenAppTransition(testSp
     @Test
     override fun navBarWindowIsVisible() = super.navBarWindowIsVisible()
 
+    /** {@inheritDoc} */
+    @Presubmit
+    @Test
+    override fun appLayerBecomesVisible() = super.appLayerBecomesVisible_warmStart()
+
+    /** {@inheritDoc} */
+    @Presubmit
+    @Test
+    override fun appWindowBecomesVisible() = super.appWindowBecomesVisible_warmStart()
+
     companion object {
         /**
          * Creates the test configurations.