Add Android test on ApiInterceptor

matrix-sdk-android/build.gradle

@@ -185,7 +185,6 @@ dependencies {
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
     androidTestImplementation 'org.amshove.kluent:kluent-android:1.61'
-    // Note: version sticks to 1.9.2 due to https://github.com/mockk/mockk/issues/281
     androidTestImplementation 'io.mockk:mockk-android:1.11.0'
     androidTestImplementation "androidx.arch.core:core-testing:$arch_version"
     androidTestImplementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$kotlin_coroutines_version"

matrix-sdk-android/src/androidTest/java/org/matrix/android/sdk/api/Matrix.kt

@@ -27,9 +27,12 @@ import org.matrix.android.sdk.BuildConfig
 import org.matrix.android.sdk.api.auth.AuthenticationService
 import org.matrix.android.sdk.api.auth.HomeServerHistoryService
 import org.matrix.android.sdk.api.legacy.LegacySessionImporter
+import org.matrix.android.sdk.api.network.ApiInterceptorListener
+import org.matrix.android.sdk.api.network.ApiPath
 import org.matrix.android.sdk.api.raw.RawService
 import org.matrix.android.sdk.common.DaggerTestMatrixComponent
 import org.matrix.android.sdk.internal.SessionManager
+import org.matrix.android.sdk.internal.network.ApiInterceptor
 import org.matrix.android.sdk.internal.network.UserAgentHolder
 import org.matrix.android.sdk.internal.util.BackgroundDetectionObserver
 import org.matrix.olm.OlmManager
@@ -51,6 +54,7 @@ class Matrix private constructor(context: Context, matrixConfiguration: MatrixCo
     @Inject internal lateinit var olmManager: OlmManager
     @Inject internal lateinit var sessionManager: SessionManager
     @Inject internal lateinit var homeServerHistoryService: HomeServerHistoryService
+    @Inject internal lateinit var apiInterceptor: ApiInterceptor
 
     private val uiHandler = Handler(Looper.getMainLooper())
 
@@ -79,6 +83,10 @@ class Matrix private constructor(context: Context, matrixConfiguration: MatrixCo
         return legacySessionImporter
     }
 
+    fun registerApiInterceptorListener(path: ApiPath, listener: ApiInterceptorListener) {
+        apiInterceptor.addListener(path, listener)
+    }
+
     companion object {
 
         private lateinit var instance: Matrix

matrix-sdk-android/src/androidTest/java/org/matrix/android/sdk/api/network/ApiInterceptorTest.kt

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2021 New Vector Ltd
+ *
+ * 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 org.matrix.android.sdk.api.network
+
+import org.amshove.kluent.shouldBeEqualTo
+import org.junit.FixMethodOrder
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+import org.junit.runners.MethodSorters
+import org.matrix.android.sdk.InstrumentedTest
+import org.matrix.android.sdk.common.CommonTestHelper
+import org.matrix.android.sdk.common.SessionTestParams
+import org.matrix.android.sdk.common.TestConstants
+import timber.log.Timber
+
+@RunWith(JUnit4::class)
+@FixMethodOrder(MethodSorters.JVM)
+class ApiInterceptorTest : InstrumentedTest {
+
+    private val commonTestHelper = CommonTestHelper(context())
+
+    @Test
+    fun createAccountTest() {
+        var counter = 0
+        commonTestHelper.matrix.registerApiInterceptorListener(ApiPath.REGISTER, object : ApiInterceptorListener {
+            override fun onApiResponse(path: ApiPath, response: String) {
+                Timber.w("onApiResponse($path): $response")
+                counter++
+            }
+        })
+
+        val session = commonTestHelper.createAccount(TestConstants.USER_ALICE, SessionTestParams(withInitialSync = true))
+
+        commonTestHelper.signOutAndClose(session)
+
+        counter shouldBeEqualTo 2
+    }
+}