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/*
* Copyright (C) 2020 The Android Open Source Project
*
* 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 com.android.testutils
import android.os.Build
import org.junit.Assume.assumeTrue
import org.junit.rules.TestRule
import org.junit.runner.Description
import org.junit.runners.model.Statement
/**
* Returns true if the development SDK version of the device is in the provided range.
*
* If the device is not using a release SDK, the development SDK is considered to be higher than
* [Build.VERSION.SDK_INT].
*/
fun isDevSdkInRange(minExclusive: Int?, maxInclusive: Int?): Boolean {
// In-development API n+1 will have SDK_INT == n and CODENAME != REL.
// Stable API n has SDK_INT == n and CODENAME == REL.
val release = "REL" == Build.VERSION.CODENAME
val sdkInt = Build.VERSION.SDK_INT
val devApiLevel = sdkInt + if (release) 0 else 1
return (minExclusive == null || devApiLevel > minExclusive) &&
(maxInclusive == null || devApiLevel <= maxInclusive)
}
/**
* A test rule to ignore tests based on the development SDK level.
*
* If the device is not using a release SDK, the development SDK is considered to be higher than
* [Build.VERSION.SDK_INT].
*
* @param ignoreClassUpTo Skip all tests in the class if the device dev SDK is <= this value.
* @param ignoreClassAfter Skip all tests in the class if the device dev SDK is > this value.
*/
class DevSdkIgnoreRule @JvmOverloads constructor(
private val ignoreClassUpTo: Int? = null,
private val ignoreClassAfter: Int? = null
) : TestRule {
override fun apply(base: Statement, description: Description): Statement {
return IgnoreBySdkStatement(base, description)
}
/**
* Ignore the test for any development SDK that is strictly after [value].
*
* If the device is not using a release SDK, the development SDK is considered to be higher
* than [Build.VERSION.SDK_INT].
*/
annotation class IgnoreAfter(val value: Int)
/**
* Ignore the test for any development SDK that lower than or equal to [value].
*
* If the device is not using a release SDK, the development SDK is considered to be higher
* than [Build.VERSION.SDK_INT].
*/
annotation class IgnoreUpTo(val value: Int)
private inner class IgnoreBySdkStatement(
private val base: Statement,
private val description: Description
) : Statement() {
override fun evaluate() {
val ignoreAfter = description.getAnnotation(IgnoreAfter::class.java)
val ignoreUpTo = description.getAnnotation(IgnoreUpTo::class.java)
val message = "Skipping test for build ${Build.VERSION.CODENAME} " +
"with SDK ${Build.VERSION.SDK_INT}"
assumeTrue(message, isDevSdkInRange(ignoreClassUpTo, ignoreClassAfter))
assumeTrue(message, isDevSdkInRange(ignoreUpTo?.value, ignoreAfter?.value))
base.evaluate()
}
}
}
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