1 /* 2 * Copyright (C) 2016 The Dagger Authors. 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 * http://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 dagger.internal.codegen.javapoet; 18 19 import static com.google.common.truth.Truth.assertThat; 20 import static dagger.internal.codegen.javapoet.CodeBlocks.toParametersCodeBlock; 21 22 import com.squareup.javapoet.CodeBlock; 23 import java.util.stream.Stream; 24 import org.junit.Test; 25 import org.junit.runner.RunWith; 26 import org.junit.runners.JUnit4; 27 28 /** Tests for {@link CodeBlocks}. */ 29 @RunWith(JUnit4.class) 30 public final class CodeBlocksTest { 31 private static final CodeBlock objectO = CodeBlock.of("$T o", Object.class); 32 private static final CodeBlock stringS = CodeBlock.of("$T s", String.class); 33 private static final CodeBlock intI = CodeBlock.of("$T i", int.class); 34 35 @Test testToParametersCodeBlock()36 public void testToParametersCodeBlock() { 37 assertThat(Stream.of(objectO, stringS, intI).collect(toParametersCodeBlock())) 38 .isEqualTo(CodeBlock.of("$T o, $T s, $T i", Object.class, String.class, int.class)); 39 } 40 41 @Test testToParametersCodeBlock_empty()42 public void testToParametersCodeBlock_empty() { 43 assertThat(Stream.<CodeBlock>of().collect(toParametersCodeBlock())).isEqualTo(CodeBlock.of("")); 44 } 45 46 @Test testToParametersCodeBlock_oneElement()47 public void testToParametersCodeBlock_oneElement() { 48 assertThat(Stream.of(objectO).collect(toParametersCodeBlock())).isEqualTo(objectO); 49 } 50 } 51