| /* |
| * Copyright (C) 2015 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 android.databinding.testapp; |
| |
| import android.databinding.testapp.BR; |
| import android.databinding.testapp.databinding.MultiArgAdapterTestBinding; |
| import android.test.UiThreadTest; |
| |
| import static android.databinding.testapp.adapter.MultiArgTestAdapter.MultiBindingClass1; |
| import static android.databinding.testapp.adapter.MultiArgTestAdapter.MultiBindingClass2; |
| import static android.databinding.testapp.adapter.MultiArgTestAdapter.join; |
| |
| public class MultiArgAdapterTest extends BaseDataBinderTest<MultiArgAdapterTestBinding> { |
| |
| public MultiArgAdapterTest() { |
| super(MultiArgAdapterTestBinding.class); |
| } |
| |
| @UiThreadTest |
| public void testMultiArgIsCalled() { |
| initBinder(); |
| MultiBindingClass1 obj1 = new MultiBindingClass1(); |
| MultiBindingClass2 obj2 = new MultiBindingClass2(); |
| MultiBindingClass1 obj3 = new MultiBindingClass1(); |
| MultiBindingClass2 obj4 = new MultiBindingClass2(); |
| obj1.setValue("a", false); |
| obj2.setValue("b", false); |
| obj3.setValue("c", false); |
| obj4.setValue("d", false); |
| mBinder.setObj1(obj1); |
| mBinder.setObj2(obj2); |
| mBinder.setObj3(obj3); |
| mBinder.setObj4(obj4); |
| mBinder.executePendingBindings(); |
| |
| assertEquals(mBinder.merged.getText().toString(), join(obj1, obj2)); |
| assertEquals(mBinder.view2.getText().toString(), join(obj2)); |
| assertEquals(mBinder.view3.getText().toString(), join(obj3)); |
| assertEquals(mBinder.view4.getText().toString(), join(obj4)); |
| String prev2 = mBinder.view2.getText().toString(); |
| String prevValue = mBinder.merged.getText().toString(); |
| obj1.setValue("o", false); |
| mBinder.executePendingBindings(); |
| assertEquals(prevValue, mBinder.merged.getText().toString()); |
| obj2.setValue("p", false); |
| mBinder.executePendingBindings(); |
| assertEquals(prevValue, mBinder.merged.getText().toString()); |
| // now invalidate obj1 only, obj2 should be evaluated as well |
| obj1.notifyPropertyChanged(BR._all); |
| String prev3 = mBinder.view3.getText().toString(); |
| String prev4 = mBinder.view4.getText().toString(); |
| obj3.setValue("q", false); |
| obj4.setValue("r", false); |
| mBinder.executePendingBindings(); |
| assertEquals(join(obj1, obj2), mBinder.merged.getText().toString()); |
| assertEquals("obj2 should not be re-evaluated", prev2, mBinder.view2.getText().toString()); |
| // make sure 3 and 4 are not invalidated |
| assertEquals("obj3 should not be re-evaluated", prev3, mBinder.view3.getText().toString()); |
| assertEquals("obj4 should not be re-evaluated", prev4, mBinder.view4.getText().toString()); |
| } |
| |
| @UiThreadTest |
| public void testSetWithOldValues() throws Throwable { |
| initBinder(); |
| MultiBindingClass1 obj1 = new MultiBindingClass1(); |
| MultiBindingClass2 obj2 = new MultiBindingClass2(); |
| MultiBindingClass1 obj3 = new MultiBindingClass1(); |
| MultiBindingClass2 obj4 = new MultiBindingClass2(); |
| obj1.setValue("a", false); |
| obj2.setValue("b", false); |
| obj3.setValue("c", false); |
| obj4.setValue("d", false); |
| mBinder.setObj1(obj1); |
| mBinder.setObj2(obj2); |
| mBinder.setObj3(obj3); |
| mBinder.setObj4(obj4); |
| mBinder.executePendingBindings(); |
| |
| assertEquals("null -> a", mBinder.view7.getText().toString()); |
| assertEquals("null, null -> a, b", mBinder.view8.getText().toString()); |
| |
| obj1.setValue("x", true); |
| obj2.setValue("y", true); |
| mBinder.executePendingBindings(); |
| |
| assertEquals("a -> x", mBinder.view7.getText().toString()); |
| assertEquals("a, b -> x, y", mBinder.view8.getText().toString()); |
| |
| obj1.setValue("x", true); |
| obj2.setValue("y", true); |
| mBinder.executePendingBindings(); |
| |
| // Calls setter |
| assertEquals("x -> x", mBinder.view7.getText().toString()); |
| assertEquals("x, y -> x, y", mBinder.view8.getText().toString()); |
| |
| obj2.setValue("z", true); |
| mBinder.executePendingBindings(); |
| |
| // only the two-arg value changed |
| assertEquals("x -> x", mBinder.view7.getText().toString()); |
| assertEquals("x, y -> x, z", mBinder.view8.getText().toString()); |
| } |
| } |