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/**
* Copyright (c) 2008, SnakeYAML
*
* 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.yaml.snakeyaml.types;
import java.util.HashMap;
import java.util.Map;
/**
* @see <a href="http://yaml.org/type/float.html">float</a>
*/
public class FloatTagTest extends AbstractTest {
public void testFloat() {
assertEquals(Double.valueOf(6.8523015e+5), getMapValue("canonical: 6.8523015e+5", "canonical"));
assertEquals(Double.valueOf(6.8523015e+5),
getMapValue("exponentioal: 685.230_15e+03", "exponentioal"));
assertEquals(Double.valueOf(6.8523015e+5), getMapValue("fixed: 685_230.15", "fixed"));
assertEquals(Double.valueOf(6.8523015e+5),
getMapValue("sexagesimal: 190:20:30.15", "sexagesimal"));
assertEquals(Double.NEGATIVE_INFINITY,
getMapValue("negative infinity: -.inf", "negative infinity"));
assertEquals(Double.NaN, getMapValue("not a number: .NaN", "not a number"));
}
public void testFloatShorthand() {
assertEquals(Double.valueOf(1), getMapValue("number: !!float 1", "number"));
}
public void testFloatTag() {
assertEquals(Double.valueOf(1), getMapValue("number: !<tag:yaml.org,2002:float> 1", "number"));
}
public void testFloatOut() {
Map<String, Object> map = new HashMap<String, Object>();
map.put("number", Double.valueOf(1));
String output = dump(map);
assertEquals("{number: 1.0}\n", output);
}
public void testBasicDoubleScalarLoad() {
assertEquals(Double.valueOf(47.0), load("47.0"));
assertEquals(Double.valueOf(0.0), load("0.0"));
assertEquals(Double.valueOf(-1.0), load("-1.0"));
}
public void testDumpStr() {
assertEquals("'1.0'\n", dump("1.0"));
}
public void testDump() {
assertEquals("1.0\n", dump(1.0));
}
/**
* to test http://code.google.com/p/snakeyaml/issues/detail?id=130
*/
public void testScientificFloatWithoutDecimalDot() {
assertEquals(Double.valueOf(8e-06), load("8e-06"));
assertEquals(Double.valueOf(8e06), load("8e06"));
assertEquals(Double.valueOf(8e06), load("8e+06"));
assertEquals(Double.valueOf(8000e06), load("8_000e06"));
assertEquals(Double.valueOf(123e-06), load("123e-06"));
}
}
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