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/*
* Copyright 2012 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.gmetrics.formatter
import org.gmetrics.test.AbstractTestCase
/**
* Tests for PercentageFormatter
*
* @author Chris Mair
*/
class PercentageFormatterTest extends AbstractTestCase {
private formatter = new PercentageFormatter()
void testImplementsFormatter() {
assert formatter instanceof Formatter
}
void testFormat_NotANumber_ThrowsException() {
shouldFailWithMessageContaining('Number') { formatter.format('abc') }
}
void testFormat_Zero() {
assert formatter.format(0.0) == '0%'
}
void testFormat_ZeroInteger() {
assert formatter.format(0) == '0%'
}
void testFormat_Decimal() {
assert formatter.format(0.67) == '67%'
}
void testFormat_SetsDefaultScaleToConvertToIntegerPercentage() {
assert formatter.format(0.671234) == '67%'
}
void testFormat_Integer() {
assert formatter.format(123) == '12300%'
}
void testFormat_Null_ReturnsNull() {
assert formatter.format(null) == null
}
}
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