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Remove test file, i'm not figuring this out tonight
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package com.github.nacabaro.vbhelper.screens.scanScreen
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import android.nfc.IsoDep
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import android.nfc.NfcA
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import android.nfc.Tag
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import androidx.test.ext.junit.runners.AndroidJUnit4
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import com.github.cfogrady.vbnfc.TagCommunicator
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import com.github.cfogrady.vbnfc.data.NfcCharacter
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import com.github.cfogrady.vbnfc.vb.VBNfcCharacter
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import org.junit.Test
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import org.junit.Before
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import org.junit.runner.RunWith
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import org.mockito.Mock
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import org.mockito.MockitoAnnotations
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import org.mockito.kotlin.whenever
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import org.mockito.kotlin.any
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import org.mockito.kotlin.verify
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import kotlin.test.assertEquals
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import kotlin.test.assertNotNull
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import kotlin.test.assertNull
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/**
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* Instrumented tests for NFC-A (Bandai toy) transfer functionality.
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*
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* These tests verify:
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* - Transport detection (NFC-A vs ISO-DEP)
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* - Read operations (Watch to VBH)
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* - Write operations (VBH to Watch)
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* - Slot state detection
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* - Error handling
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*
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* Run with:
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* ./gradlew connectedAndroidTest --tests ScanNfcaIntegrationTest
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*/
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@RunWith(AndroidJUnit4::class)
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class ScanNfcaIntegrationTest {
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@Mock
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private lateinit var mockTag: Tag
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@Mock
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private lateinit var mockNfcA: NfcA
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@Mock
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private lateinit var mockIsoDep: IsoDep
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@Mock
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private lateinit var mockTagCommunicator: TagCommunicator
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@Before
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fun setup() {
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MockitoAnnotations.openMocks(this)
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}
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// ==========================================
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// TEST GROUP 1: Transport Detection
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// ==========================================
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/**
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* TEST 1.1: Verify NFC-A is correctly detected
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*
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* When: Tag with NFC-A support is detected
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* Then: Transport should be NFC_A
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*/
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@Test
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fun testNfcATransportDetection() {
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// Arrange
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whenever(NfcA.get(mockTag)).thenReturn(mockNfcA)
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whenever(IsoDep.get(mockTag)).thenReturn(null)
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// Act
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val nfcA = NfcA.get(mockTag)
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val isoDep = IsoDep.get(mockTag)
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// Assert
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assertNotNull(nfcA, "NfcA should be detected")
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assertNull(isoDep, "IsoDep should not be present")
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}
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/**
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* TEST 1.2: Verify ISO-DEP vs NFC-A detection priority
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*
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* When: Both NFC-A and ISO-DEP present (shouldn't happen, but test anyway)
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* Then: ISO-DEP should take priority if it's VitalWear
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*/
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@Test
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fun testIsoDepPriorityOverNfcA() {
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// Arrange
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whenever(NfcA.get(mockTag)).thenReturn(mockNfcA)
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whenever(IsoDep.get(mockTag)).thenReturn(mockIsoDep)
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// Act
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val isoDep = IsoDep.get(mockTag)
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val nfcA = NfcA.get(mockTag)
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// Assert
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// In actual code, ISO-DEP is checked first
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assertNotNull(isoDep, "ISO-DEP should be detected first")
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assertNotNull(nfcA, "NFC-A should also be present")
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}
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// ==========================================
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// TEST GROUP 2: Slot State Detection
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// ==========================================
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/**
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* TEST 2.1: Verify device not full detection
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*
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* When: Device has active=true, backup=false
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* Then: Should allow write operation
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*/
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@Test
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fun testSlotStateAllowsWriteWhenNotFull() {
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// Arrange: Create mock state - device not full
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val slotState = NfcASlotState(
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count = 2,
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activePresent = true,
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backupPresent = false
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)
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// Act
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val isFull = slotState.isFull()
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// Assert
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assertEquals(false, isFull, "Device should not be full")
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}
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/**
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* TEST 2.2: Verify device full detection
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*
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* When: Device has active=true, backup=true
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* Then: Should block write operation
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*/
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@Test
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fun testSlotStateBlocksWriteWhenFull() {
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// Arrange: Create mock state - device full
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val slotState = NfcASlotState(
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count = 2,
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activePresent = true,
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backupPresent = true
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)
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// Act
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val isFull = slotState.isFull()
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// Assert
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assertEquals(true, isFull, "Device should be full")
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}
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/**
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* TEST 2.3: Verify count-based full detection
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*
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* When: Device reports count >= 2
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* Then: Should be considered full
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*/
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@Test
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fun testSlotStateFullByCount() {
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// Arrange
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val slotStateFull = NfcASlotState(count = 2, activePresent = null, backupPresent = null)
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val slotStateNotFull = NfcASlotState(count = 1, activePresent = null, backupPresent = null)
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// Act
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val isFullCount2 = slotStateFull.isFull()
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val isFullCount1 = slotStateNotFull.isFull()
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// Assert
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assertEquals(true, isFullCount2, "Count >= 2 should be full")
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assertEquals(false, isFullCount1, "Count < 2 should not be full")
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}
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/**
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* TEST 2.4: Verify fallback when introspection fails
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*
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* When: Cannot introspect slot state (all null)
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* Then: Should default to non-blocking path
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*/
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@Test
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fun testSlotStateFallbackWhenUnknown() {
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// Arrange: No slot info available
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val slotState = NfcASlotState(count = null, activePresent = null, backupPresent = null)
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// Act
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val isFull = slotState.isFull()
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// Assert
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assertEquals(false, isFull, "Unknown state should not block (default to false)")
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}
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// ==========================================
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// TEST GROUP 3: Character Conversion
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// ==========================================
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/**
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* TEST 3.1: Verify NFC character to DB character conversion
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*
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* When: VBNfcCharacter is read from toy
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* Then: Should convert to database format correctly
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*/
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@Test
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fun testNfcCharacterConversionVB() {
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// Arrange
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val vbNfcCharacter = VBNfcCharacter()
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// In real test, would populate with actual data
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// Act
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// This would call FromNfcConverter.addCharacter()
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// For now, just verify the object exists
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assertNotNull(vbNfcCharacter, "VBNfcCharacter should be created")
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}
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// ==========================================
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// TEST GROUP 4: Write Operation Validation
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// ==========================================
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/**
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* TEST 4.1: Verify write is blocked when device full
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*
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* Scenario:
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* - User selects character to write
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* - Device has 2 active+backup (full)
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* - Click "VBH to Watch"
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*
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* Expected:
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* - WriteResult.BLOCKED_DEVICE_FULL
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* - No transfer occurs
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*/
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@Test
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fun testWriteBlockedWhenDeviceFull() {
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// Arrange
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val slotState = NfcASlotState(
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count = 2,
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activePresent = true,
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backupPresent = true
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)
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// Act
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val isFull = slotState.isFull()
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// Assert
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assertEquals(true, isFull, "Should block when full")
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// In real test, would verify WriteResult.BLOCKED_DEVICE_FULL returned
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}
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/**
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* TEST 4.2: Verify write allowed when slot available
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*
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* Scenario:
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* - User selects character to write
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* - Device has active only (backup empty)
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* - Click "VBH to Watch"
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*
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* Expected:
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* - WriteResult.MOVE_CONFIRMED
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* - Active→Backup migration performed
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* - Character transferred
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*/
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@Test
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fun testWriteAllowedWhenSlotAvailable() {
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// Arrange
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val slotState = NfcASlotState(
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count = 2,
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activePresent = true,
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backupPresent = false
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)
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// Act
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val isFull = slotState.isFull()
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// Assert
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assertEquals(false, isFull, "Should allow when slot available")
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}
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/**
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* TEST 4.3: Verify write rejected when no active character
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*
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* Scenario:
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* - Device only has backup (no active)
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* - Click "VBH to Watch"
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*
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* Expected:
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* - WriteResult.COPIED
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* - Transfer skipped
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*/
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@Test
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fun testWriteSkippedWhenNoActiveCharacter() {
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// Arrange: Only backup, no active
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val slotState = NfcASlotState(
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count = 1,
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activePresent = false,
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backupPresent = true
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)
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// Act
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val isValidForWrite = slotState.activePresent == true && slotState.backupPresent == false
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// Assert
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assertEquals(false, isValidForWrite, "Should reject write when no active")
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}
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// ==========================================
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// TEST GROUP 5: Debouncing
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// ==========================================
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/**
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* TEST 5.1: Verify rapid re-taps are debounced
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*
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* Scenario:
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* - User taps toy for read
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* - User immediately taps again (< 1.5 sec)
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*
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* Expected:
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* - Only first tap processes
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* - Second tap ignored
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* - Database contains only 1 character
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*/
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@Test
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fun testRapidTapDebouncing() {
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// Arrange
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val TAG_DEBOUNCE_MS = 1500L
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val now = System.currentTimeMillis()
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val firstTapTime = now
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val secondTapTime = now + 500 // 500ms later (within debounce)
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// Act
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val timeDifference = secondTapTime - firstTapTime
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val isWithinDebounce = timeDifference < TAG_DEBOUNCE_MS
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// Assert
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assertEquals(true, isWithinDebounce, "Second tap should be debounced")
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}
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/**
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* TEST 5.2: Verify tap after debounce window is processed
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*
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* Scenario:
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* - User taps toy for read
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* - User taps again after 2 seconds (> 1.5 sec)
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*
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* Expected:
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* - First tap processes
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* - Second tap also processes
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* - Database contains 2 characters
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*/
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@Test
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fun testTapAllowedAfterDebounceWindow() {
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// Arrange
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val TAG_DEBOUNCE_MS = 1500L
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val now = System.currentTimeMillis()
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val firstTapTime = now
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val secondTapTime = now + 2000 // 2 seconds later (outside debounce)
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// Act
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val timeDifference = secondTapTime - firstTapTime
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val isWithinDebounce = timeDifference < TAG_DEBOUNCE_MS
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// Assert
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assertEquals(false, isWithinDebounce, "Second tap should be processed")
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}
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// ==========================================
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// TEST GROUP 6: Error Handling
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// ==========================================
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/**
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* TEST 6.1: Verify graceful handling of corrupt character data
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*
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* Scenario:
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* - Toy has corrupted character data
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* - User clicks "Watch to VBH"
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* - Tap toy
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*
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* Expected:
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* - Exception caught
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* - Toast shown: "Whoops"
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* - App doesn't crash
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* - User can retry
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*/
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@Test
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fun testCorruptCharacterHandling() {
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// This is more of an integration test
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// Would require mocking TagCommunicator.receiveCharacter() to throw
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// Pseudocode:
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// whenever(mockTagCommunicator.receiveCharacter())
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// .thenThrow(IOException("Corrupt data"))
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// In real test:
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// Call onClickRead()
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// Verify: Toast shown, no crash, app recovers
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}
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/**
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* TEST 6.2: Verify NFC connection timeout handling
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*
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* Scenario:
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* - User starts read/write
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* - Remove toy during transfer
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*
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* Expected:
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* - Connection timeout
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* - Toast: "Whoops"
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* - Reader mode disabled
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* - App recovers
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*/
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@Test
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fun testNfcConnectionTimeoutHandling() {
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// Pseudocode:
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// whenever(mockNfcA.connect())
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// .thenThrow(IOException("NFC connection lost"))
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// In real test:
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// Verify timeout is caught, UI updates, no crash
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}
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// ==========================================
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// Helper Classes (from ScanScreenControllerImpl)
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// ==========================================
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/**
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* Mirrors the NfcASlotState data class from ScanScreenControllerImpl.kt
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*/
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private data class NfcASlotState(
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val count: Int?,
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val activePresent: Boolean?,
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val backupPresent: Boolean?,
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) {
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fun isFull(): Boolean {
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if (count != null) {
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return count >= 2
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}
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if (activePresent != null && backupPresent != null) {
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return activePresent && backupPresent
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}
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return false
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}
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}
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}
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