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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* 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 io.fd.honeycomb.infra.distro;
import static com.google.common.collect.ImmutableList.of;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.empty;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.hasItems;
import static org.hamcrest.Matchers.hasSize;
import static org.hamcrest.Matchers.isA;
import static org.hamcrest.core.Is.is;
import com.google.common.collect.ImmutableList;
import com.google.inject.Module;
import java.util.List;
import java.util.Set;
import org.junit.Test;
public class ActiveModuleProviderTest {
@Test
public void testLoadActiveModulesSuccessfull() {
final ImmutableList rawResources = of(
"// this should be skipped",
"// io.fd.honeycomb.infra.distro.Modules$ChildModule1",
" io.fd.honeycomb.infra.distro.Modules$ChildModule2",
"io.fd.honeycomb.infra.distro.Modules$ChildModule3 ",
"io.fd.honeycomb.infra.distro.Modules$ChildModule3",
"io.fd.honeycomb.infra.distro.Modules$NonModule"
);
final Set<Module> activeModules = ActiveModuleProvider.loadActiveModules(rawResources);
// first and second line should be ignored due to comment
// second,third,and fourth are valid,but should reduce module count to 2,because of duplicity
// last one does is not ancestor of Module, so it should be ignored/skipped
assertThat(activeModules, hasSize(2));
//hasItems or containsInAnyOrder does not have/is deprecated in variant with matcher
assertThat(activeModules, hasItem(isA(io.fd.honeycomb.infra.distro.Modules.ChildModule2.class)));
assertThat(activeModules, hasItem(isA(io.fd.honeycomb.infra.distro.Modules.ChildModule3.class)));
}
@Test(expected = IllegalStateException.class)
public void testLoadActiveModulesFailed() {
final ImmutableList rawResources = of(
"// this should be skipped",
"// io.fd.honeycomb.infra.distro.Modules$ChildModule1",
" io.fd.honeycomb.infra.distro.Modules$ChildModule2",
"### io.fd.honeycomb.infra.distro.Modules$ChildModule3 ",// it should fail because of this
"io.fd.honeycomb.infra.distro.Modules$ChildModule3",
"io.fd.honeycomb.infra.distro.Modules$NonModule"
);
ActiveModuleProvider.loadActiveModules(rawResources);
}
@Test
public void testAggregateResourcesNonEmpty() {
final List<String> aggregatedResources =
ActiveModuleProvider.aggregateResources("./modules", this.getClass().getClassLoader());
assertThat(aggregatedResources, hasSize(5));
assertThat(aggregatedResources, hasItems(" Non-commented non-trimmed",
"//Commented",
"// Commented non-trimmed",
"Not commented",
"// Line from second file"));
}
@Test
public void testAggregateResourcesEmpty() {
assertThat(ActiveModuleProvider.aggregateResources("/non-existing-folder", this.getClass().getClassLoader()),
is(empty()));
}
}
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