test/net/jaekl/cfb/analyze/AnalyzerTest.java

   1 package net.jaekl.cfb.analyze;
   2
   3 import static org.junit.Assert.*;
   4
   5 import java.io.ByteArrayInputStream;
   6 import java.io.File;
   7 import java.io.IOException;
   8 import java.nio.charset.Charset;
   9 import java.util.HashMap;
  10
  11 import net.jaekl.cfb.xml.BugCollection;
  12 import net.jaekl.cfb.xml.BugInstance;
  13 import net.jaekl.qd.xml.XmlParseException;
  14
  15 import org.junit.Test;
  16 import org.xml.sax.InputSource;
  17
  18 public class AnalyzerTest {
  19         private static final String UTF8 = "utf-8";
  20
  21         private static final String SAMPLE1_XML = ""
  22                         + "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
  23                         + "<BugCollection version=\"3.0.1\" sequence=\"0\" timestamp=\"1440757060000\" analysisTimestamp=\"1440761315847\" release=\"\">\n"
  24                         + "<Project projectName=\"CFB\">\n"
  25                         + "<Jar>/home/chris/prog/././cfb/bin</Jar>\n"
  26                         + "<SrcDir>/home/chris/prog/././cfb/src</SrcDir>\n"
  27                         + "</Project>\n"
  28                         + "<BugInstance type=\"DM_DEFAULT_ENCODING\" priority=\"1\" rank=\"19\" abbrev=\"Dm\" category=\"I18N\">\n"
  29                         + "<Class classname=\"net.jaekl.cfb.CFB\">\n"
  30                         + "<SourceLine classname=\"net.jaekl.cfb.CFB\" start=\"32\" end=\"119\" sourcefile=\"CFB.java\" sourcepath=\"net/jaekl/cfb/CFB.java\"/>\n"
  31                         + "</Class>\n"
  32                         + "<Method classname=\"net.jaekl.cfb.CFB\" name=\"main\" signature=\"([Ljava/lang/String;)V\" isStatic=\"true\">\n"
  33                         + "<SourceLine classname=\"net.jaekl.cfb.CFB\" start=\"112\" end=\"119\" startBytecode=\"0\" endBytecode=\"266\" sourcefile=\"CFB.java\" sourcepath=\"net/jaekl/cfb/CFB.java\"/>\n"
  34                         + "</Method>\n"
  35                         + "<Method classname=\"java.io.PrintWriter\" name=\"&lt;init&gt;\" signature=\"(Ljava/io/OutputStream;)V\" isStatic=\"false\" role=\"METHOD_CALLED\">\n"
  36                         + "<SourceLine classname=\"java.io.PrintWriter\" start=\"131\" end=\"132\" startBytecode=\"0\" endBytecode=\"62\" sourcefile=\"PrintWriter.java\" sourcepath=\"java/io/PrintWriter.java\"/>\n"
  37                         + "</Method>\n"
  38                         + "<SourceLine classname=\"net.jaekl.cfb.CFB\" start=\"114\" end=\"114\" startBytecode=\"22\" endBytecode=\"22\" sourcefile=\"CFB.java\" sourcepath=\"net/jaekl/cfb/CFB.java\"/>\n"
  39                         + "</BugInstance>\n"
  40                         + "<BugInstance type=\"RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE\" priority=\"2\" rank=\"18\" abbrev=\"RCN\" category=\"STYLE\">\n"
  41                         + "<Class classname=\"net.jaekl.cfb.CFB\">\n"
  42                         + "<SourceLine classname=\"net.jaekl.cfb.CFB\" start=\"32\" end=\"119\" sourcefile=\"CFB.java\" sourcepath=\"net/jaekl/cfb/CFB.java\"/>\n"
  43                         + "</Class>\n"
  44                         + "<Method classname=\"net.jaekl.cfb.CFB\" name=\"doMain\" signature=\"(Ljava/io/PrintWriter;[Ljava/lang/String;)V\" isStatic=\"false\">\n"
  45                         + "<SourceLine classname=\"net.jaekl.cfb.CFB\" start=\"96\" end=\"109\" startBytecode=\"0\" endBytecode=\"407\" sourcefile=\"CFB.java\" sourcepath=\"net/jaekl/cfb/CFB.java\"/>\n"
  46                         + "</Method>\n"
  47                         + "<LocalVariable name=\"con\" register=\"5\" pc=\"44\" role=\"LOCAL_VARIABLE_VALUE_OF\"/>\n"
  48                         + "<Method classname=\"net.jaekl.cfb.db.driver.DbDriver\" name=\"connect\" signature=\"(Ljava/lang/String;ILjava/lang/String;Ljava/lang/String;Ljava/lang/String;)Ljava/sql/Connection;\" isStatic=\"false\" role=\"METHOD_RETURN_VALUE_OF\">\n"
  49                         + "<SourceLine classname=\"net.jaekl.cfb.db.driver.DbDriver\" sourcefile=\"DbDriver.java\" sourcepath=\"net/jaekl/cfb/db/driver/DbDriver.java\"/>\n"
  50                         + "</Method>\n"
  51                         + "<SourceLine classname=\"net.jaekl.cfb.CFB\" start=\"101\" end=\"101\" startBytecode=\"46\" endBytecode=\"46\" sourcefile=\"CFB.java\" sourcepath=\"net/jaekl/cfb/CFB.java\" role=\"SOURCE_REDUNDANT_NULL_CHECK\"/>\n"
  52                         + "</BugInstance>\n"
  53                         + "</BugCollection>\n";
  54
  55         @Test
  56         public void testOutputWorkFile() {
  57                 final String[][] DATA = {
  58                                 // findBugsDir, workDir, FBP,        expectedOutputXml
  59                                 { "foo",        "bar",   "baz.fbp",  "bar" + File.separator + "baz.xml" },
  60                                 {
  61                                         File.separator + "findbugs-3.01",
  62                                         "." + File.separator + "work",
  63                                         "project.fbp",
  64                                         "." + File.separator + "work" + File.separator + "project.xml"
  65                                 }
  66                         };
  67
  68                 for (String[] datum : DATA) {
  69                         File findBugsDir = new File(datum[0]);
  70                         File workDir     = new File(datum[1]);
  71                         File fbp         = new File(datum[2]);
  72                         File expected    = new File(datum[3]);
  73
  74                         Analyzer analyzer = new Analyzer(findBugsDir);
  75                         File actual = analyzer.outputWorkFile(workDir, fbp);
  76                         assertEquals(expected.getAbsolutePath(), actual.getAbsolutePath());
  77                 }
  78         }
  79
  80         @Test
  81         public void testParseSample1() throws IOException, XmlParseException {
  82                 Charset utf8 = Charset.forName(UTF8);
  83                 BugInstance inst = null;
  84
  85                 try ( ByteArrayInputStream bais = new ByteArrayInputStream(SAMPLE1_XML.getBytes(utf8)))
  86                 {
  87                         InputSource inputSource = new InputSource(bais);
  88                         Analyzer analyzer = new Analyzer(new File("."));
  89                         Analysis analysis = analyzer.parseFbOutput(inputSource);
  90
  91                         assertNotNull(analysis);
  92
  93                         BugCollection bugColl = analysis.getBugCollection();
  94
  95                         assertNotNull(bugColl);
  96                         assertEquals(2, bugColl.size());
  97
  98                         HashMap<String, BugInstance> typeMap = new HashMap<String, BugInstance>();
  99                         for (int idx = 0; idx < bugColl.size(); ++idx) {
 100                                 inst = bugColl.get(idx);
 101                                 typeMap.put(inst.getType(), inst);
 102                         }
 103
 104                         inst = typeMap.get("DM_DEFAULT_ENCODING");
 105                         assertNotNull(inst);
 106
 107                         inst = typeMap.get("RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE");
 108                         assertNotNull(inst);
 109                 }
 110         }
 111 }