1 /* 2 * Copyright 2017 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * https://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package trebuchet.testutils 18 19 import trebuchet.io.BufferProducer 20 import trebuchet.io.DataSlice 21 import trebuchet.io.StreamingReader 22 import trebuchet.io.asSlice 23 makeReadernull24fun String.makeReader(): StreamingReader { 25 val source = this 26 return StreamingReader(object : BufferProducer { 27 var hasRead = false 28 override fun next(): DataSlice? { 29 if (hasRead) return null 30 hasRead = true 31 return source.asSlice() 32 } 33 }) 34 }