/*
* Copyright 2016-present Facebook, 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.facebook.buck.rage;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import com.facebook.buck.util.CapturingPrintStream;
import com.google.common.base.Charsets;
import com.google.common.base.Functions;
import com.google.common.collect.ImmutableList;
import org.hamcrest.Matchers;
import org.hamcrest.junit.ExpectedException;
import org.junit.Rule;
import org.junit.Test;
public class UserInputTest {
@Rule public ExpectedException expectedException = ExpectedException.none();
@Test
public void testAsk() throws Exception {
String cannedAnswer = "answer";
UserInputFixture fixture = new UserInputFixture(cannedAnswer);
UserInput input = fixture.getUserInput();
CapturingPrintStream outputStream = fixture.getOutputStream();
String questionString = "question";
String response = input.ask(questionString);
assertThat(
outputStream.getContentsAsString(Charsets.UTF_8), Matchers.containsString(questionString));
assertThat(response, Matchers.equalTo(cannedAnswer));
}
@Test
public void parseOne() {
assertEquals(UserInput.parseOne("3").intValue(), 3);
assertEquals(UserInput.parseOne("0").intValue(), 0);
expectedException.expect(IllegalArgumentException.class);
UserInput.parseOne("");
}
@Test
public void parseRange() {
assertThat(UserInput.parseRange("0"), Matchers.contains(0));
assertThat(UserInput.parseRange("32"), Matchers.contains(32));
assertThat(UserInput.parseRange("2 3"), Matchers.contains(2, 3));
assertThat(UserInput.parseRange("2, 3"), Matchers.contains(2, 3));
assertThat(UserInput.parseRange("0-3"), Matchers.contains(0, 1, 2, 3));
}
@Test
public void parseOneInteractive() throws Exception {
UserInputFixture fixture = new UserInputFixture("1");
assertThat(
fixture
.getUserInput()
.selectRange("selectrangequery", ImmutableList.of("a", "b", "c"), Functions.identity()),
Matchers.contains("b"));
}
@Test
public void parseRangeInteractive() throws Exception {
UserInputFixture fixture = new UserInputFixture("1, 2-4, 9");
assertThat(
fixture
.getUserInput()
.selectRange(
"selectrangequery",
ImmutableList.of("a", "b", "c", "d", "e", "f", "g", "h", "i", "j"),
Functions.identity()),
Matchers.contains("b", "c", "d", "e", "j"));
}
}