add unit test

app/src/test/java/com/example/hpostesting/DeviceViewModelTest.kt

@@ -0,0 +1,49 @@
+package com.example.hpostesting
+
+import android.content.Context
+import androidx.arch.core.executor.testing.InstantTaskExecutorRule
+import com.example.hpostesting.data.dao.HemoCubeDao
+import com.example.hpostesting.data.repository.Repository
+import com.example.hpostesting.presentation.deviceinfo.DeviceViewModel
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.junit.MockitoJUnitRunner
+
+@RunWith(MockitoJUnitRunner::class)
+class DeviceViewModelTest {
+
+    @get:Rule
+    val rule = InstantTaskExecutorRule()
+
+    @Mock
+    private lateinit var hemoCubeDao: HemoCubeDao
+
+    @Mock
+    private lateinit var repository: Repository
+
+    @Mock
+    private lateinit var context: Context
+
+    private lateinit var viewModel: DeviceViewModel
+
+    @Before
+    fun setup() {
+        viewModel = DeviceViewModel(hemoCubeDao, repository)
+    }
+
+    @Test
+    fun `test initial state`() {
+        assert(!viewModel.isServiceConnected)
+        assert(!viewModel.progressBar.value!!)
+        assert(viewModel.messages.value == null)
+//        assert(viewModel.allUserData == hemoCubeDao.getAll())
+//        assert(viewModel.deviceData.value == null)
+//        assert(viewModel.networkStatusLiveData.value == false)
+        assert(viewModel.fireBaseUpload.value == null)
+    }
+
+    // Add more tests for other functions and interactions as needed
+}

app/src/test/java/com/example/hpostesting/LogFileManagerImplTest.kt

@@ -0,0 +1,86 @@
+package com.example.hpostesting
+
+//
+//class LogFileManagerImplTest {
+//
+//    @Mock
+//    private lateinit var mockContext: Context
+//
+//    private lateinit var logFileManager: LogFileManagerImpl
+//
+//    @Before
+//    fun setUp() {
+//        mockContext = mock()
+//        logFileManager = LogFileManagerImpl(mockContext)
+//    }
+
+//    @Test
+//    fun testCreateLogFileSuccess() {
+//        // Mock filesDir
+//        whenever(mockContext.getString(R.string.app_name)).thenReturn("MockedAppName")
+//        val mockFilesDir = mock<File>()
+//        doReturn(true).whenever(mockContext).getFilesDir().exists()
+//        doReturn(mockFilesDir).whenever(mockContext).getFilesDir()
+//
+//        // Set expected file name
+//        val expectedFileName = "hpos_1234567890.log"
+//        val currentTime = System.currentTimeMillis() / 1000L
+//        doReturn(true).whenever(mockFilesDir).createNewFile(expectedFileName)
+//        doReturn(mockFilesDir.absolutePath + File.separator + expectedFileName).whenever(mockFilesDir).absolutePath
+//
+//        // Mock FileOutputStream
+//        val mockFileOutputStream = mock<FileOutputStream>()
+//        doReturn(mockFileOutputStream).whenever(FileOutputStream(mockFilesDir.absolutePath + File.separator + expectedFileName))
+//
+//        // Call createLogFile and verify result
+//        val logFile = logFileManager.createLogFile()
+//
+//        assertNotNull(logFile)
+//        assertTrue(logFile.exists())
+//        assertEquals(expectedFileName, logFile.name)
+//
+//        // Verify FileOutputStream was called
+//        verify(mockFileOutputStream).write(any())
+//        verify(mockFileOutputStream).close()
+//    }
+//
+//    @Test
+//    fun testCreateLogFileExistingFile() throws IOException {
+//        // Mock filesDir with existing file
+//        val mockFilesDir = mock<File>()
+//        val existingFile = mock<File>()
+//        doReturn(true).whenever(mockContext).getFilesDir().exists()
+//        doReturn(mockFilesDir).whenever(mockContext).getFilesDir()
+//        doReturn(true).whenever(mockFilesDir).exists()
+//        doReturn(listOf(existingFile)).whenever(mockFilesDir).listFiles()
+//
+//        // Call createLogFile and expect exception
+//        try {
+//            logFileManager.createLogFile()
+//            fail("Expected IOException due to existing file")
+//        } catch (e: IOException) {
+//            // Expected behavior
+//        }
+//
+//        // Verify FileOutputStream was not called
+//        verify(mockFilesDir, times(0)).createNewFile(anyString())
+//    }
+//
+//    @Test
+//    fun testCreateLogFileIOException() throws IOException {
+//        // Mock filesDir and IOException
+//        val mockFilesDir = mock<File>()
+//        doReturn(true).whenever(mockContext).getFilesDir().exists()
+//        doReturn(mockFilesDir).whenever(mockContext).getFilesDir()
+//        doReturn(true).whenever(mockFilesDir).exists()
+//        doThrow(IOException("Mock IOException")).whenever(mockFilesDir).createNewFile(anyString())
+//
+//        // Call createLogFile and expect null result
+//        val logFile = logFileManager.createLogFile()
+//
+//        assertNull(logFile)
+//
+//        // Verify FileOutputStream was not called
+//        verify(mockFilesDir, times(0)).createNewFile(anyString())
+//    }
+//}