Write unit test for computing user agent user case.

This commit is contained in:
Onuray Sahin 2022-09-23 15:55:02 +03:00
parent c7108f3ac3
commit 42983f5ce4
2 changed files with 155 additions and 6 deletions

View file

@ -40,14 +40,10 @@ class ComputeUserAgentUseCase @Inject constructor() {
it.matches("\\A\\p{ASCII}*\\z".toRegex())
}
?: run {
// Use appPackageName instead of appName if appName contains any non-ASCII character
// Use appPackageName instead of appName if appName is null or contains any non-ASCII character
appPackageName
}
val appVersion = tryOrNull { pm.getPackageInfo(context.applicationContext.packageName, 0).versionName }
if (appName.isNullOrEmpty() || appVersion.isNullOrEmpty()) {
return tryOrNull { System.getProperty("http.agent") } ?: ("Java" + System.getProperty("java.version"))
}
val appVersion = tryOrNull { pm.getPackageInfo(context.applicationContext.packageName, 0).versionName } ?: FALLBACK_APP_VERSION
val deviceManufacturer = Build.MANUFACTURER
val deviceModel = Build.MODEL
@ -77,4 +73,8 @@ class ComputeUserAgentUseCase @Inject constructor() {
append(")")
}
}
companion object {
const val FALLBACK_APP_VERSION = "0.0.0"
}
}

View file

@ -0,0 +1,149 @@
/*
* Copyright 2022 The Matrix.org Foundation C.I.C.
*
* 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.internal.network
import android.content.Context
import android.content.pm.ApplicationInfo
import android.content.pm.PackageInfo
import android.content.pm.PackageManager
import android.os.Build
import io.mockk.every
import io.mockk.mockk
import org.amshove.kluent.shouldBeEqualTo
import org.junit.Before
import org.junit.Test
import org.matrix.android.sdk.BuildConfig
import java.lang.Exception
private const val A_PACKAGE_NAME = "org.matrix.sdk"
private const val AN_APP_NAME = "Element"
private const val A_NON_ASCII_APP_NAME = "Élement"
private const val AN_APP_VERSION = "1.5.1"
private const val A_FLAVOUR = "GooglePlay"
class ComputeUserAgentUseCaseTest {
private val context = mockk<Context>()
private val packageManager = mockk<PackageManager>()
private val applicationInfo = mockk<ApplicationInfo>()
private val packageInfo = mockk<PackageInfo>()
private val computeUserAgentUseCase = ComputeUserAgentUseCase()
@Before
fun setUp() {
every { context.applicationContext } returns context
every { context.packageName } returns A_PACKAGE_NAME
every { context.packageManager } returns packageManager
every { packageManager.getApplicationInfo(any(), any()) } returns applicationInfo
every { packageManager.getPackageInfo(any<String>(), any()) } returns packageInfo
}
@Test
fun `given a non-null app name and app version when computing user agent then returns expected user agent`() {
// Given
givenAppName(AN_APP_NAME)
givenAppVersion(AN_APP_VERSION)
// When
val result = computeUserAgentUseCase.execute(context, A_FLAVOUR)
// Then
val expectedUserAgent = constructExpectedUserAgent(AN_APP_NAME, AN_APP_VERSION)
result shouldBeEqualTo expectedUserAgent
}
@Test
fun `given a null app name when computing user agent then returns user agent with package name instead of app name`() {
// Given
givenAppName(null)
givenAppVersion(AN_APP_VERSION)
// When
val result = computeUserAgentUseCase.execute(context, A_FLAVOUR)
// Then
val expectedUserAgent = constructExpectedUserAgent(A_PACKAGE_NAME, AN_APP_VERSION)
result shouldBeEqualTo expectedUserAgent
}
@Test
fun `given a non-ascii app name when computing user agent then returns user agent with package name instead of app name`() {
// Given
givenAppName(A_NON_ASCII_APP_NAME)
givenAppVersion(AN_APP_VERSION)
// When
val result = computeUserAgentUseCase.execute(context, A_FLAVOUR)
// Then
val expectedUserAgent = constructExpectedUserAgent(A_PACKAGE_NAME, AN_APP_VERSION)
result shouldBeEqualTo expectedUserAgent
}
@Test
fun `given a null app version when computing user agent then returns user agent with a fallback app version`() {
// Given
givenAppName(AN_APP_NAME)
givenAppVersion(null)
// When
val result = computeUserAgentUseCase.execute(context, A_FLAVOUR)
// Then
val expectedUserAgent = constructExpectedUserAgent(AN_APP_NAME, ComputeUserAgentUseCase.FALLBACK_APP_VERSION)
result shouldBeEqualTo expectedUserAgent
}
private fun constructExpectedUserAgent(appName: String, appVersion: String): String {
return buildString {
append(appName)
append("/")
append(appVersion)
append(" (")
append(Build.MANUFACTURER)
append(" ")
append(Build.MODEL)
append("; ")
append("Android ")
append(Build.VERSION.RELEASE)
append("; ")
append(Build.DISPLAY)
append("; ")
append("Flavour ")
append(A_FLAVOUR)
append("; ")
append("MatrixAndroidSdk2 ")
append(BuildConfig.SDK_VERSION)
append(")")
}
}
private fun givenAppName(deviceName: String?) {
if (deviceName == null) {
every { packageManager.getApplicationLabel(any()) } throws Exception("Cannot retrieve application name")
} else if (!deviceName.matches("\\A\\p{ASCII}*\\z".toRegex())) {
every { packageManager.getApplicationLabel(any()) } returns A_PACKAGE_NAME
} else {
every { packageManager.getApplicationLabel(any()) } returns deviceName
}
}
private fun givenAppVersion(appVersion: String?) {
packageInfo.versionName = appVersion
}
}