| /* |
| * Copyright 2019 Google 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 com.google.googlejavaformat.java; |
| |
| import static com.google.common.collect.ImmutableList.toImmutableList; |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.base.Joiner; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| /** {@link StringWrapper}IntegrationTest */ |
| @RunWith(Parameterized.class) |
| public class StringWrapperIntegrationTest { |
| |
| @Parameters |
| public static Collection<Object[]> parameters() { |
| String[][][] inputsAndOutputs = { |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"one long incredibly unbroken sentence\"", |
| " + \" moving from topic to topic\"", |
| " + \" so that no-one had a chance to\"", |
| " + \" interrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from\"", |
| " + \" topic to topic so that\"", |
| " + \" no-one had a chance to\"", |
| " + \" interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from topic to topic so that\"", |
| " + \" no-one had a chance to\"", |
| " + \" interrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from\"", |
| " + \" topic to topic so that\"", |
| " + \" no-one had a chance to\"", |
| " + \" interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from topic to topic\"", |
| " + \" so that no-one had a chance to interr\"", |
| " + \"upt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from\"", |
| " + \" topic to topic so that\"", |
| " + \" no-one had a chance to\"", |
| " + \" interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"one long incredibly unbroken sentence moving from topic to topic so that" |
| + " no-one had a chance to interrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from\"", |
| " + \" topic to topic so that\"", |
| " + \" no-one had a chance to\"", |
| " + \" interrupt\";", |
| "}", |
| }, |
| }, |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"one long incredibly unbroken sentence\"", |
| " + \" moving from topic to topic\"", |
| " + 42", |
| " + \" so that no-one had a chance to interr\"", |
| " + \"upt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence moving from\"", |
| " + \" topic to topic\"", |
| " + 42", |
| " + \" so that no-one had a\"", |
| " + \" chance to interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s =" |
| + " \"onelongincrediblyunbrokensentencemovingfromtopictotopicsothatnoonehadachanceto" |
| + " interrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " " |
| + " \"onelongincrediblyunbrokensentencemovingfromtopictotopicsothatnoonehadachanceto\"", |
| " + \" interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"\\n\\none\\nlong\\nincredibly\\nunbroken\\nsentence\\nmoving\\nfrom\\n" |
| + " topic\\nto\\n topic\\nso\\nthat\\nno-one\\nhad\\na\\nchance\\nto\\ninterrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"\\n\\n\"", |
| " + \"one\\n\"", |
| " + \"long\\n\"", |
| " + \"incredibly\\n\"", |
| " + \"unbroken\\n\"", |
| " + \"sentence\\n\"", |
| " + \"moving\\n\"", |
| " + \"from\\n\"", |
| " + \" topic\\n\"", |
| " + \"to\\n\"", |
| " + \" topic\\n\"", |
| " + \"so\\n\"", |
| " + \"that\\n\"", |
| " + \"no-one\\n\"", |
| " + \"had\\n\"", |
| " + \"a\\n\"", |
| " + \"chance\\n\"", |
| " + \"to\\n\"", |
| " + \"interrupt\";", |
| "}", |
| }, |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"\\n\\n\\none\\n\\nlong\\n\\nincredibly\\n\\nunbroken\\n\\nsentence\\n\\n" |
| + "moving\\n\\nfrom\\n\\n topic\\n\\nto\\n\\n topic\\n\\nso\\n\\nthat\\n\\nno-one" |
| + "\\n\\nhad\\n\\na\\n\\nchance\\n\\nto\\n\\ninterrupt\\n\\n\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"\\n\\n\\n\"", |
| " + \"one\\n\\n\"", |
| " + \"long\\n\\n\"", |
| " + \"incredibly\\n\\n\"", |
| " + \"unbroken\\n\\n\"", |
| " + \"sentence\\n\\n\"", |
| " + \"moving\\n\\n\"", |
| " + \"from\\n\\n\"", |
| " + \" topic\\n\\n\"", |
| " + \"to\\n\\n\"", |
| " + \" topic\\n\\n\"", |
| " + \"so\\n\\n\"", |
| " + \"that\\n\\n\"", |
| " + \"no-one\\n\\n\"", |
| " + \"had\\n\\n\"", |
| " + \"a\\n\\n\"", |
| " + \"chance\\n\\n\"", |
| " + \"to\\n\\n\"", |
| " + \"interrupt\\n\\n\";", |
| "}", |
| }, |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"onelongincrediblyunbrokensenten\\tcemovingfromtopictotopicsothatnoonehada" |
| + "chance tointerrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"onelongincrediblyunbrokensenten\"", |
| " + \"\\tcemovingfromtopictotopicsothatnoonehadachance\"", |
| " + \" tointerrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"onelongincrediblyunbrokensentencemovingfromtopictotopicsothatnoonehada" |
| + "chancetointerrupt_____________________)_\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"onelongincrediblyunbrokensentencemovingfromtopictotopicsothatnoonehada" |
| + "chancetointerrupt_____________________)_\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"onelongincrediblyunbrokensentencemovingfromtopictotopicsot atnoonehada" |
| + "chancetointerrupt______________________\";;", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"onelongincrediblyunbrokensentencemovingfromtopictotopicsot\"", |
| " + \" atnoonehadachancetointerrupt______________________\";", |
| " ;", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s = \"__ onelongincrediblyunbrokensentencemovingfromtopictotopicsothatnoonehada" |
| + "chanceto interrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"__" |
| + " onelongincrediblyunbrokensentencemovingfromtopictotopicsothatnoonehadachanceto\"", |
| " + \" interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"one long incredibly unbroken sentence\"", |
| " // comment", |
| " + \" moving from topic to topic\"", |
| " // comment", |
| " + \" so that no-one had a chance to\"", |
| " // comment", |
| " + \" interrupt\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"one long incredibly unbroken\"", |
| " + \" sentence\"", |
| " // comment", |
| " + \" moving from topic to\"", |
| " + \" topic\"", |
| " // comment", |
| " + \" so that no-one had a\"", |
| " + \" chance to\"", |
| " // comment", |
| " + \" interrupt\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"aaaaaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbb ccccccccccccccccccccccccccc" |
| + " dddddddddddddddddd\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"aaaaaaaaaaaaaaaaaaaaaaaa\"", |
| " + \" bbbbbbbbbbbbbbbbbb\"", |
| " + \" ccccccccccccccccccccccccccc\"", |
| " + \" dddddddddddddddddd\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " String s =", |
| " \"aaaaaaaaaaaaaaaaaaaaaaaa \"", |
| " + \"bbbbbbbbbbbbbbbbbb \"", |
| " + \"ccccccccccccccccccccccccccc \"", |
| " + \"dddddddddddddddddd\";", |
| "}" |
| }, |
| { |
| "class T {", |
| " String s =", |
| " \"aaaaaaaaaaaaaaaaaaaaaaaa\"", |
| " + \" bbbbbbbbbbbbbbbbbb\"", |
| " + \" ccccccccccccccccccccccccccc\"", |
| " + \" dddddddddddddddddd\";", |
| "}", |
| } |
| }, |
| { |
| { |
| "class T {", // |
| " byte[] bytes =", |
| " \"one long incredibly unbroken sentence moving from topic to topic so that no-one" |
| + " had a chance to interrupt\".getBytes();", |
| "}" |
| }, |
| { |
| "class T {", // |
| " byte[] bytes =", |
| " \"one long incredibly unbroken sentence moving from topic to topic so that no-one" |
| + " had a chance to interrupt\"", |
| " .getBytes();", |
| "}" |
| }, |
| }, |
| }; |
| return Arrays.stream(inputsAndOutputs) |
| .map( |
| inputAndOutput -> { |
| assertThat(inputAndOutput).hasLength(2); |
| return new String[] { |
| Joiner.on('\n').join(inputAndOutput[0]) + '\n', // |
| Joiner.on('\n').join(inputAndOutput[1]) + '\n', |
| }; |
| }) |
| .collect(toImmutableList()); |
| } |
| |
| private final Formatter formatter = new Formatter(); |
| |
| private final String input; |
| private final String output; |
| |
| public StringWrapperIntegrationTest(String input, String output) { |
| this.input = input; |
| this.output = output; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| assertThat(StringWrapper.wrap(40, formatter.formatSource(input), formatter)).isEqualTo(output); |
| } |
| |
| @Test |
| public void testCR() throws Exception { |
| assertThat(StringWrapper.wrap(40, formatter.formatSource(input.replace("\n", "\r")), formatter)) |
| .isEqualTo(output.replace("\n", "\r")); |
| } |
| |
| @Test |
| public void testCRLF() throws Exception { |
| assertThat( |
| StringWrapper.wrap(40, formatter.formatSource(input.replace("\n", "\r\n")), formatter)) |
| .isEqualTo(output.replace("\n", "\r\n")); |
| } |
| |
| @Test |
| public void idempotent() throws Exception { |
| String wrap = StringWrapper.wrap(40, formatter.formatSource(input), formatter); |
| assertThat(wrap).isEqualTo(formatter.formatSource(wrap)); |
| } |
| } |
