/*
* Copyright 2012-2017 the original author or authors.
*
* 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.springframework.boot.context.properties.source;
import java.util.LinkedHashMap;
import java.util.Map;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Tests for {@link MapConfigurationPropertySource}.
*
* @author Phillip Webb
* @author Madhura Bhave
*/
public class MapConfigurationPropertySourceTests {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test
public void createWhenMapIsNullShouldThrowException() throws Exception {
this.thrown.expect(IllegalArgumentException.class);
this.thrown.expectMessage("Map must not be null");
new MapConfigurationPropertySource(null);
}
@Test
public void createWhenMapHasEntriesShouldAdaptMap() throws Exception {
Map<Object, Object> map = new LinkedHashMap<>();
map.put("foo.BAR", "spring");
map.put(ConfigurationPropertyName.of("foo.baz"), "boot");
MapConfigurationPropertySource source = new MapConfigurationPropertySource(map);
assertThat(getValue(source, "foo.bar")).isEqualTo("spring");
assertThat(getValue(source, "foo.baz")).isEqualTo("boot");
}
@Test
public void putAllWhenMapIsNullShouldThrowException() throws Exception {
this.thrown.expect(IllegalArgumentException.class);
this.thrown.expectMessage("Map must not be null");
MapConfigurationPropertySource source = new MapConfigurationPropertySource();
source.putAll(null);
}
@Test
public void putAllShouldPutEntries() throws Exception {
Map<Object, Object> map = new LinkedHashMap<>();
map.put("foo.BAR", "spring");
map.put("foo.baz", "boot");
MapConfigurationPropertySource source = new MapConfigurationPropertySource();
source.putAll(map);
assertThat(getValue(source, "foo.bar")).isEqualTo("spring");
assertThat(getValue(source, "foo.baz")).isEqualTo("boot");
}
@Test
public void putShouldPutEntry() throws Exception {
MapConfigurationPropertySource source = new MapConfigurationPropertySource();
source.put("foo.bar", "baz");
assertThat(getValue(source, "foo.bar")).isEqualTo("baz");
}
@Test
public void getConfigurationPropertyShouldGetFromMemory() throws Exception {
MapConfigurationPropertySource source = new MapConfigurationPropertySource();
source.put("foo.bar", "baz");
assertThat(getValue(source, "foo.bar")).isEqualTo("baz");
source.put("foo.bar", "big");
assertThat(getValue(source, "foo.bar")).isEqualTo("big");
}
@Test
public void iteratorShouldGetFromMemory() throws Exception {
MapConfigurationPropertySource source = new MapConfigurationPropertySource();
source.put("foo.BAR", "spring");
source.put("foo.baz", "boot");
assertThat(source.iterator()).containsExactly(
ConfigurationPropertyName.of("foo.bar"),
ConfigurationPropertyName.of("foo.baz"));
}
@Test
public void streamShouldGetFromMemory() throws Exception {
MapConfigurationPropertySource source = new MapConfigurationPropertySource();
source.put("foo.BAR", "spring");
source.put("foo.baz", "boot");
assertThat(source.stream()).containsExactly(
ConfigurationPropertyName.of("foo.bar"),
ConfigurationPropertyName.of("foo.baz"));
}
private Object getValue(ConfigurationPropertySource source, String name) {
ConfigurationProperty property = source
.getConfigurationProperty(ConfigurationPropertyName.of(name));
return (property == null ? null : property.getValue());
};
}