/
ResultOfLengthWordApplication.scala
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/
ResultOfLengthWordApplication.scala
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/*
* Copyright 2001-2013 Artima, Inc.
*
* 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.scalatest.matchers.dsl
import org.scalatest.enablers.Length
import org.scalatest.matchers.HavePropertyMatcher
import org.scalatest.matchers.HavePropertyMatchResult
import org.scalactic.Prettifier
/**
* This class is part of the ScalaTest matchers DSL. Please see the documentation for <a href="../Matchers.html"><code>Matchers</code></a> for an overview of
* the matchers DSL.
*
* @author Bill Venners
*/
final class ResultOfLengthWordApplication(val expectedLength: Long) {
// TODO: SCALADOC
def apply[T : Length](resultOfOfTypeInvocation: ResultOfOfTypeInvocation[T]): HavePropertyMatcher[T, Long] = {
new HavePropertyMatcher[T, Long] {
def apply(t: T): HavePropertyMatchResult[Long] = {
val len = implicitly[Length[T]]
val lengthOfT = len.lengthOf(t)
new HavePropertyMatchResult(
lengthOfT == expectedLength,
"length",
expectedLength,
lengthOfT
)
}
}
}
/**
* Overrides toString to return "length (X)", where X is the expectedLength
*/
override def toString: String = "length (" + Prettifier.default(expectedLength) + ")"
}