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PmdAnalysisTest.java
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PmdAnalysisTest.java
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/*
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
*/
package net.sourceforge.pmd;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.empty;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.hasSize;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.List;
import org.junit.Assert;
import org.junit.Test;
import org.mockito.ArgumentMatchers;
import net.sourceforge.pmd.lang.Dummy2LanguageModule;
import net.sourceforge.pmd.lang.Language;
import net.sourceforge.pmd.lang.ast.Node;
import net.sourceforge.pmd.lang.document.SimpleTestTextFile;
import net.sourceforge.pmd.lang.rule.AbstractRule;
import net.sourceforge.pmd.renderers.Renderer;
/**
* @author Clément Fournier
*/
public class PmdAnalysisTest {
@Test
public void testPmdAnalysisWithEmptyConfig() {
PMDConfiguration config = new PMDConfiguration();
try (PmdAnalysis pmd = PmdAnalysis.create(config)) {
assertThat(pmd.files().getCollectedFiles(), empty());
assertThat(pmd.rulesets(), empty());
assertThat(pmd.renderers(), empty());
}
}
@Test
public void testRendererInteractions() throws IOException {
PMDConfiguration config = new PMDConfiguration();
config.setInputPaths("sample-source/dummy");
Renderer renderer = mock(Renderer.class);
try (PmdAnalysis pmd = PmdAnalysis.create(config)) {
pmd.addRenderer(renderer);
verify(renderer, never()).start();
pmd.performAnalysis();
}
verify(renderer, times(1)).renderFileReport(ArgumentMatchers.<Report>any());
verify(renderer, times(1)).start();
verify(renderer, times(1)).end();
verify(renderer, times(1)).flush();
}
@Test
public void testRulesetLoading() {
PMDConfiguration config = new PMDConfiguration();
config.addRuleSet("rulesets/dummy/basic.xml");
try (PmdAnalysis pmd = PmdAnalysis.create(config)) {
assertThat(pmd.rulesets(), hasSize(1));
}
}
@Test
public void testRulesetWhenSomeoneHasAnError() {
PMDConfiguration config = new PMDConfiguration();
config.addRuleSet("rulesets/dummy/basic.xml");
config.addRuleSet("rulesets/xxxe/notaruleset.xml");
try (PmdAnalysis pmd = PmdAnalysis.create(config)) {
assertThat(pmd.rulesets(), hasSize(1)); // no failure
assertThat(pmd.getReporter().numErrors(), equalTo(1));
}
}
@Test
public void testFileWithSpecificLanguage() {
final Language language = Dummy2LanguageModule.getInstance();
PMDConfiguration config = new PMDConfiguration();
config.setIgnoreIncrementalAnalysis(true);
RuleSet ruleset = RuleSet.forSingleRule(new TestRule());
try (PmdAnalysis pmd = PmdAnalysis.create(config)) {
pmd.addRuleSet(ruleset);
pmd.files().addFile(Paths.get("src", "test", "resources", "sample-source", "dummy", "foo.txt"), language);
Report report = pmd.performAnalysisAndCollectReport();
for (Report.ProcessingError error : report.getProcessingErrors()) {
System.out.println("error = " + error.getMsg() + ": " + error.getDetail());
}
Assert.assertEquals(0, report.getProcessingErrors().size());
Assert.assertEquals(1, report.getViolations().size());
}
}
@Test
public void testTextFileWithSpecificLanguage() {
final Language language = Dummy2LanguageModule.getInstance();
PMDConfiguration config = new PMDConfiguration();
config.setIgnoreIncrementalAnalysis(true);
RuleSet ruleset = RuleSet.forSingleRule(new TestRule());
try (PmdAnalysis pmd = PmdAnalysis.create(config)) {
pmd.addRuleSet(ruleset);
pmd.files().addFile(new SimpleTestTextFile("test content foo", "foo.txt", "foo.txt", language.getDefaultVersion()));
Report report = pmd.performAnalysisAndCollectReport();
for (Report.ProcessingError error : report.getProcessingErrors()) {
System.out.println("error = " + error.getMsg() + ": " + error.getDetail());
}
Assert.assertEquals(0, report.getProcessingErrors().size());
Assert.assertEquals(1, report.getViolations().size());
}
}
public static class TestRule extends AbstractRule {
public TestRule() {
setLanguage(Dummy2LanguageModule.getInstance());
setMessage("dummy 2 test rule");
}
@Override
public void apply(List<? extends Node> nodes, RuleContext ctx) {
ctx.addViolation(nodes.get(0));
}
}
}