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- /*
- * Copyright 2000-2016 Vaadin 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 com.vaadin.data;
-
- import java.time.LocalDate;
-
- import org.junit.Assert;
- import org.junit.Test;
- import org.mockito.Mockito;
-
- import com.vaadin.ui.DateField;
- import com.vaadin.ui.TextField;
-
- /**
- * @author Vaadin Ltd
- *
- */
- public class HasValueTest {
-
- public abstract static class TestHasValue implements HasValue<String> {
- @Override
- public void clear() {
- HasValue.super.clear();
- }
- }
-
- @Test
- public void clear() {
- TestHasValue hasValue = Mockito.mock(TestHasValue.class);
- Mockito.doCallRealMethod().when(hasValue).clear();
- String value = "foo";
- Mockito.when(hasValue.getEmptyValue()).thenReturn(value);
-
- hasValue.clear();
-
- Mockito.verify(hasValue).setValue(value);
- }
-
- @Test
- public void getOptionalValue_nullableHasValue() {
- HasValue<LocalDate> nullable = new DateField();
-
- // Not using Assert since we're only verifying that DateField is working
- // in a way appropriate for this test
- assert nullable.isEmpty();
- assert nullable.getValue() == null;
-
- Assert.assertFalse(nullable.getOptionalValue().isPresent());
-
- nullable.setValue(LocalDate.now());
-
- assert !nullable.isEmpty();
-
- Assert.assertSame(nullable.getValue(),
- nullable.getOptionalValue().get());
- }
-
- @Test
- public void getOptionalValue_nonNullableHasValue() {
- HasValue<String> nonNullable = new TextField();
-
- // Not using Assert since we're only verifying that TextField is working
- // in a way appropriate for this test
- assert nonNullable.isEmpty();
- assert nonNullable.getValue() != null;
-
- Assert.assertFalse(nonNullable.getOptionalValue().isPresent());
-
- nonNullable.setValue("foo");
-
- assert !nonNullable.isEmpty();
-
- Assert.assertSame(nonNullable.getValue(),
- nonNullable.getOptionalValue().get());
- }
- }
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