| /* |
| * Copyright (C) 2017 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 androidx.core.content |
| |
| import android.content.ContextWrapper |
| import android.support.test.InstrumentationRegistry |
| import android.support.test.filters.SdkSuppress |
| import androidx.core.ktx.test.R |
| import androidx.core.getAttributeSet |
| import org.junit.Assert.assertEquals |
| import org.junit.Assert.assertSame |
| import org.junit.Assert.assertTrue |
| import org.junit.Test |
| |
| class ContextTest { |
| private val context = InstrumentationRegistry.getContext() |
| |
| @SdkSuppress(minSdkVersion = 23) |
| @Test fun systemService() { |
| var lookup: Class<*>? = null |
| val context = object : ContextWrapper(context) { |
| override fun getSystemServiceName(serviceClass: Class<*>): String? { |
| lookup = serviceClass |
| return if (serviceClass == Unit::class.java) "unit" else null |
| } |
| |
| override fun getSystemService(name: String): Any? { |
| return if (name == "unit") Unit else null |
| } |
| } |
| val actual = context.getSystemService<Unit>() |
| assertEquals(Unit::class.java, lookup) |
| assertSame(Unit, actual) |
| } |
| |
| @Test fun withStyledAttributes() { |
| context.withStyledAttributes(attrs = intArrayOf(android.R.attr.textColorPrimary)) { |
| val resourceId = getResourceId(0, -1) |
| assertTrue(resourceId != 1) |
| } |
| |
| context.withStyledAttributes( |
| android.R.style.Theme_Light, |
| intArrayOf(android.R.attr.textColorPrimary) |
| ) { |
| val resourceId = getResourceId(0, -1) |
| assertTrue(resourceId != 1) |
| } |
| |
| val attrs = context.getAttributeSet(R.layout.test_attrs) |
| context.withStyledAttributes(attrs, R.styleable.SampleAttrs) { |
| assertTrue(getInt(R.styleable.SampleAttrs_sample, -1) != -1) |
| } |
| |
| context.withStyledAttributes(attrs, R.styleable.SampleAttrs, 0, 0) { |
| assertTrue(getInt(R.styleable.SampleAttrs_sample, -1) != -1) |
| } |
| } |
| } |