feat: add unit tests (ministero-salute#33)

app/build.gradle

@@ -7,6 +7,17 @@ plugins {
     id 'dagger.hilt.android.plugin'
 }
 
+tasks.whenTaskAdded { task ->
+    if (task.name == 'assembleDebug')
+        task.dependsOn test
+}
+
+tasks.whenTaskAdded { task ->
+    if (task.name == 'assembleRelease')
+        task.dependsOn test
+}
+
+
 android {
     compileSdkVersion Config.compileSdk
 
@@ -96,4 +107,7 @@ dependencies {
     implementation Deps.gson_converter
 
     testImplementation Deps.test_junit
+    testImplementation "io.mockk:mockk:1.11.0"
+    testImplementation 'androidx.arch.core:core-testing:2.1.0'
+    testImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.5.0'
 }

app/src/main/java/it/ministerodellasalute/verificaC19/di/DispatcherProvider.kt

@@ -0,0 +1,31 @@
+/*
+ *  ---license-start
+ *  eu-digital-green-certificates / dgca-verifier-app-android
+ *  ---
+ *  Copyright (C) 2021 T-Systems International GmbH and all other contributors
+ *  ---
+ *  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.
+ *  ---license-end
+ *
+ *  Created by climent on 6/8/21 5:54 PM
+ */
+
+package it.ministerodellasalute.verificaC19.di
+
+import kotlinx.coroutines.Dispatchers
+import javax.inject.Inject
+
+class DispatcherProvider @Inject constructor() {
+    fun getIO() = Dispatchers.IO
+    fun getDefault() = Dispatchers.Default
+}

app/src/main/java/it/ministerodellasalute/verificaC19/ui/main/verification/VerificationViewModel.kt

@@ -45,6 +45,7 @@ import dgca.verifier.app.decoder.schema.SchemaValidator
 import dgca.verifier.app.decoder.toBase64
 import it.ministerodellasalute.verificaC19.data.local.Preferences
 import it.ministerodellasalute.verificaC19.data.remote.model.Rule
+import it.ministerodellasalute.verificaC19.di.DispatcherProvider
 import it.ministerodellasalute.verificaC19.model.ValidationRulesEnum
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -63,7 +64,8 @@ class VerificationViewModel @Inject constructor(
     private val schemaValidator: SchemaValidator,
     private val cborService: CborService,
     private val verifierRepository: VerifierRepository,
-    private val preferences: Preferences
+    private val preferences: Preferences,
+    private val dispatcherProvider: DispatcherProvider
 ) : ViewModel() {
 
     private val _verificationResult = MutableLiveData<VerificationResult>()
@@ -86,7 +88,7 @@ class VerificationViewModel @Inject constructor(
             var greenCertificate: GreenCertificate? = null
             val verificationResult = VerificationResult()
 
-            withContext(Dispatchers.IO) {
+            withContext(dispatcherProvider.getIO()) {
                 val plainInput = prefixValidationService.decode(code, verificationResult)
                 val compressedCose = base45Service.decode(plainInput, verificationResult)
                 val cose = compressorService.decode(compressedCose, verificationResult)

app/src/test/assets/qr_code.txt

@@ -0,0 +1 @@
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

app/src/test/assets/qr_code_cbor.txt

@@ -0,0 +1 @@
+pAQaYMDj9gYaYL5A9gFiQVQ5AQOhAaRhdoGqYmRuAWJtYW1PUkctMTAwMDMwMjE1YnZwajExMTkzNDkwMDdiZHRqMjAyMS0wMi0xOGJjb2JBVGJjaXgxVVJOOlVWQ0k6MDE6QVQ6MTA4MDc4NDNGOTRBRUUwRUU1MDkzRkJDMjU0QkQ4MTMjQmJtcGxFVS8xLzIwLzE1MjhiaXN4G01pbmlzdHJ5IG9mIEhlYWx0aCwgQXVzdHJpYWJzZAJidGdpODQwNTM5MDA2Y25hbaRjZm50dU1VU1RFUkZSQVU8R09FU1NJTkdFUmJmbnVNdXN0ZXJmcmF1LUfDtsOfaW5nZXJjZ250aEdBQlJJRUxFYmduaEdhYnJpZWxlY3ZlcmUxLjIuMWNkb2JqMTk5OC0wMi0yNg==

app/src/test/assets/qr_code_certificate.txt

@@ -0,0 +1,10 @@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app/src/test/assets/qr_code_compressed_cose.txt

@@ -0,0 +1 @@
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

app/src/test/assets/qr_code_cose.txt

@@ -0,0 +1 @@
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

app/src/test/assets/qr_code_kid.txt

@@ -0,0 +1 @@
+2Rk3X8HntrI=

app/src/test/assets/qr_code_plain_input.txt

@@ -0,0 +1 @@
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

app/src/test/assets/verification_rules_success_response.json

@@ -0,0 +1,126 @@
+[
+  {
+    "name": "android",
+    "type": "APP_MIN_VERSION",
+    "value": "4.1.1"
+  },
+  {
+    "name": "ios",
+    "type": "APP_MIN_VERSION",
+    "value": "4.1.1"
+  },
+  {
+    "name": "recovery_cert_end_day",
+    "type": "GENERIC",
+    "value": "180"
+  },
+  {
+    "name": "recovery_cert_start_day",
+    "type": "GENERIC",
+    "value": "0"
+  },
+  {
+    "name": "molecular_test_end_hours",
+    "type": "GENERIC",
+    "value": "48"
+  },
+  {
+    "name": "molecular_test_start_hours",
+    "type": "GENERIC",
+    "value": "0"
+  },
+  {
+    "name": "rapid_test_end_hours",
+    "type": "GENERIC",
+    "value": "48"
+  },
+  {
+    "name": "rapid_test_start_hours",
+    "type": "GENERIC",
+    "value": "0"
+  },
+
+  {
+    "name": "vaccine_start_day_not_complete",
+    "type": "EU/1/20/1528",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_not_complete",
+    "type": "EU/1/20/1528",
+    "value": "42"
+  },
+  {
+    "name": "vaccine_start_day_complete",
+    "type": "EU/1/20/1528",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_complete",
+    "type": "EU/1/20/1528",
+    "value": "270"
+  },
+
+  {
+    "name": "vaccine_start_day_not_complete",
+    "type": "EU/1/20/1507",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_not_complete",
+    "type": "EU/1/20/1507",
+    "value": "42"
+  },
+  {
+    "name": "vaccine_start_day_complete",
+    "type": "EU/1/20/1507",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_complete",
+    "type": "EU/1/20/1507",
+    "value": "270"
+  },
+
+  {
+    "name": "vaccine_start_day_not_complete",
+    "type": "EU/1/21/1529",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_not_complete",
+    "type": "EU/1/21/1529",
+    "value": "84"
+  },
+  {
+    "name": "vaccine_start_day_complete",
+    "type": "EU/1/21/1529",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_complete",
+    "type": "EU/1/21/1529",
+    "value": "270"
+  },
+
+  {
+    "name": "vaccine_start_day_not_complete",
+    "type": "EU/1/20/1525",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_not_complete",
+    "type": "EU/1/20/1525",
+    "value": "270"
+  },
+  {
+    "name": "vaccine_start_day_complete",
+    "type": "EU/1/20/1525",
+    "value": "15"
+  },
+  {
+    "name": "vaccine_end_day_complete",
+    "type": "EU/1/20/1525",
+    "value": "270"
+  }
+]

app/src/test/java/it/ministerodellasalute/verificaC19/ui/FirstViewModelTest.kt

@@ -0,0 +1,127 @@
+/*
+ *  ---license-start
+ *  eu-digital-green-certificates / dgca-verifier-app-android
+ *  ---
+ *  Copyright (C) 2021 T-Systems International GmbH and all other contributors
+ *  ---
+ *  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.
+ *  ---license-end
+ *
+ *  Created by climent on 6/7/21 3:04 PM
+ */
+
+package it.ministerodellasalute.verificaC19.ui
+
+import androidx.arch.core.executor.testing.InstantTaskExecutorRule
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.Observer
+import io.mockk.MockKAnnotations
+import io.mockk.every
+import io.mockk.impl.annotations.RelaxedMockK
+import io.mockk.mockk
+import io.mockk.slot
+import it.ministerodellasalute.verificaC19.data.VerifierRepository
+import it.ministerodellasalute.verificaC19.data.local.Preferences
+import it.ministerodellasalute.verificaC19.utils.mock.ServiceMocks
+import org.junit.Assert.assertEquals
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+
+class FirstViewModelTest {
+
+    @Rule
+    @JvmField
+    val instantExecutorRule = InstantTaskExecutorRule()
+
+    @RelaxedMockK
+    private lateinit var preferences: Preferences
+
+    @RelaxedMockK
+    private lateinit var verifierRepository: VerifierRepository
+
+    private lateinit var viewModel: FirstViewModel
+
+    @Before
+    fun setup() {
+        MockKAnnotations.init(this)
+        viewModel = FirstViewModel(verifierRepository, preferences)
+    }
+
+    @Test
+    fun `get AppMinVersion from server`() {
+        val response = ServiceMocks.getVerificationRulesStringResponse()
+        every { preferences.validationRulesJson }.returns(response)
+
+        assertEquals( viewModel.getAppMinVersion(), "4.1.1")
+    }
+
+    @Test
+    fun `get Last Fetch Date when data not found`() {
+        every { preferences.dateLastFetch}.returns(-1L)
+
+        assertEquals( viewModel.getDateLastSync(), -1)
+    }
+
+    @Test
+    fun `get Last Fetch Date when data is present`() {
+        val currentDate = System.currentTimeMillis()
+
+        every { preferences.dateLastFetch}.returns(currentDate)
+
+        assertEquals( viewModel.getDateLastSync(), currentDate)
+    }
+
+    @Test
+    fun `get Certificate Fetch Status when the request is not ready`() {
+        val response = MutableLiveData(true)
+
+        val mockObserver = mockk<Observer<Boolean>>()
+        val slot = slot<Boolean>()
+        val listOfResponse = arrayListOf<Boolean>()
+
+        every { verifierRepository.getCertificateFetchStatus()}.returns(response)
+
+        every { mockObserver.onChanged(capture(slot)) } answers {
+            listOfResponse.add(slot.captured)
+        }
+
+        viewModel = FirstViewModel(verifierRepository, preferences)
+
+        viewModel.fetchStatus.observeForever(mockObserver)
+
+        assertEquals(true, listOfResponse[0])
+    }
+
+    @Test
+    fun `get Certificate Fetch Status when the request is ready`() {
+        val response = MutableLiveData(false)
+
+        val mockObserver = mockk<Observer<Boolean>>()
+        val slot = slot<Boolean>()
+        val listOfResponse = arrayListOf<Boolean>()
+
+        every { verifierRepository.getCertificateFetchStatus()}.returns(response)
+
+        every { mockObserver.onChanged(capture(slot)) } answers {
+            listOfResponse.add(slot.captured)
+        }
+
+        viewModel = FirstViewModel(verifierRepository, preferences)
+
+        viewModel.fetchStatus.observeForever(mockObserver)
+
+        assertEquals(false, listOfResponse[0])
+    }
+
+}