first test done & failed )

app/src/test/java/ua/zt/mezon/graphomania/fsmandstrategydemo/ui/main/MainFragmentTest.kt

@@ -0,0 +1,43 @@
+package ua.zt.mezon.graphomania.fsmandstrategydemo.ui.main
+
+import com.nhaarman.mockitokotlin2.any
+import com.nhaarman.mockitokotlin2.never
+import com.nhaarman.mockitokotlin2.verify
+import junit.framework.TestCase
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Spy
+import org.mockito.junit.MockitoJUnitRunner
+
+@RunWith(MockitoJUnitRunner::class)
+class MainFragmentTest : TestCase() {
+    @Spy
+    private lateinit var contract: MockForTestMainFragmentViewStatesRenderContract
+
+    @Test
+    fun testRenderInitState() {
+        // Setup
+
+        // Act
+        contract.render(MainFragmentUiStatesModel.IniState)
+
+        // Assert
+        verify(contract).showIni()
+        verify(contract, never()).showLoadCounterPercentData(any())
+        verify(contract, never()).showLoadError(any())
+        verify(contract, never()).showListEmpty()
+        verify(contract, never()).showListShow(any())
+    }
+
+    fun testRender() {}
+
+    fun testShowInitState() {}
+
+    fun testShowLoadProgress() {}
+
+    fun testShowError() {}
+
+    fun testShowEmptyState() {}
+
+    fun testShowList() {}
+}

app/src/test/java/ua/zt/mezon/graphomania/fsmandstrategydemo/ui/main/MockForTestMainFragmentViewStatesRenderContract.kt

@@ -0,0 +1,20 @@
+package ua.zt.mezon.graphomania.fsmandstrategydemo.ui.main
+
+import ua.zt.mezon.graphomania.fsmandstrategydemo.datasources.ItemData
+
+open class MockForTestMainFragmentViewStatesRenderContract : MainFragmentViewStatesRenderContract {
+    override fun showIni() {
+    }
+
+    override fun showLoadCounterPercentData(percent: Int) {
+    }
+
+    override fun showLoadError(error: String?) {
+    }
+
+    override fun showListEmpty() {
+    }
+
+    override fun showListShow(listItems: ArrayList<ItemData>) {
+    }
+}