| // Copyright 2018 The Bazel Authors. All rights reserved. |
| // |
| // 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.devtools.build.lib.runtime; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.devtools.build.lib.testutil.MoreAsserts.assertThrows; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.devtools.common.options.OptionsParsingException; |
| import java.util.function.Supplier; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests {@link ResourceConverter}. */ |
| @RunWith(JUnit4.class) |
| public class ResourceConverterTest { |
| |
| static class FakeResourceConverter extends ResourceConverter { |
| |
| FakeResourceConverter(Supplier<Integer> supplier1, Supplier<Integer> supplier2) |
| throws OptionsParsingException { |
| super( |
| ImmutableMap.<String, Supplier<Integer>>builder() |
| .put("keyword1", supplier1) |
| .put("keyword2", supplier2) |
| .build()); |
| } |
| } |
| |
| private FakeResourceConverter fakeResourceConverter; |
| |
| @Before |
| public final void setUp() throws OptionsParsingException { |
| // Input of "keyword1" returns 5; "keyword2" returns 10. |
| fakeResourceConverter = new FakeResourceConverter(() -> 5, () -> 10); |
| } |
| |
| @Test |
| public void testResourceConverterParsesInt() throws OptionsParsingException { |
| assertThat(fakeResourceConverter.convert("6")).isEqualTo(6); |
| } |
| |
| @Test |
| public void testResourceConverterFailsOnFloat() { |
| OptionsParsingException thrown = |
| assertThrows(OptionsParsingException.class, () -> fakeResourceConverter.convert(".5")); |
| assertThat(thrown).hasMessageThat().contains("not an int"); |
| } |
| |
| @Test |
| public void testResourceConverterLinksKeywordToFunction() throws Exception { |
| assertThat(fakeResourceConverter.convert("keyword1")).isEqualTo(5); |
| } |
| |
| @Test |
| public void testResourceConverterLinksKeywordToFunction2() throws Exception { |
| assertThat(fakeResourceConverter.convert("keyword2")).isEqualTo(10); |
| } |
| |
| @Test |
| public void testResourceConverterMinusValueWorks() throws Exception { |
| assertThat(fakeResourceConverter.convert("keyword1-1")).isEqualTo(4); |
| } |
| |
| @Test |
| public void testResourceConverterTimesValueWorks() throws Exception { |
| assertThat(fakeResourceConverter.convert("keyword2*.5")).isEqualTo(5); |
| } |
| |
| @Test |
| public void testResourceConverterFailsOnWrongKeyword() { |
| OptionsParsingException thrown = |
| assertThrows( |
| OptionsParsingException.class, () -> fakeResourceConverter.convert("invalid_keyword")); |
| assertThat(thrown) |
| .hasMessageThat() |
| .isEqualTo( |
| "Parameter 'invalid_keyword' does not follow correct syntax. " |
| + "This flag takes [keyword1|keyword2][-|*]<float>."); |
| } |
| |
| @Test |
| public void testResourceConverterCalculatedValueRounds() throws Exception { |
| assertThat(fakeResourceConverter.convert("keyword1*.51")).isEqualTo(3); |
| } |
| |
| @Test |
| public void testResourceConverterFailsOnAlmostValidKeyword() { |
| OptionsParsingException thrown = |
| assertThrows(OptionsParsingException.class, () -> fakeResourceConverter.convert("keyword")); |
| assertThat(thrown).hasMessageThat().contains("does not follow correct syntax"); |
| } |
| |
| @Test |
| public void testResourceConverterFailsOnInvalidOperator() { |
| OptionsParsingException thrown = |
| assertThrows( |
| OptionsParsingException.class, () -> fakeResourceConverter.convert("keyword1/2")); |
| assertThat(thrown).hasMessageThat().contains("does not contain a valid operator"); |
| } |
| |
| @Test |
| public void testResourceConverterFailsWithInvalidKeywords() { |
| class InvalidResourceConverter extends ResourceConverter { |
| // Create a resource converter with invalid keyword pair, "keyword" and "keyword1" |
| private InvalidResourceConverter() throws OptionsParsingException { |
| super( |
| ImmutableMap.<String, Supplier<Integer>>builder() |
| .put("keyword", () -> 1) |
| .put("keyword1", () -> 2) |
| .build()); |
| } |
| } |
| OptionsParsingException thrown = |
| assertThrows(OptionsParsingException.class, InvalidResourceConverter::new); |
| assertThat(thrown) |
| .hasMessageThat() |
| .isEqualTo("Keywords (keyword,keyword1) must not be starting substrings of each other."); |
| } |
| } |