SONARPY-189 Metrics "files" and "lines" should not be computed by the python plugin (#76)

* SONARPY-189 Metrics "files" and "lines" should not be computed by the python plugin

* SONARPY-189 Remove code which is now useless

Author: vilchik-elena

python-squid/src/main/java/org/sonar/python/PythonAstScanner.java

@@ -44,7 +44,6 @@
 import org.sonar.squidbridge.indexer.QueryByType;
 import org.sonar.squidbridge.metrics.ComplexityVisitor;
 import org.sonar.squidbridge.metrics.CounterVisitor;
-import org.sonar.squidbridge.metrics.LinesVisitor;
 
 public final class PythonAstScanner {
 
@@ -99,7 +98,6 @@ public static AstScanner<Grammar> create(PythonConfiguration conf, SquidAstVisit
   }
 
   private static void setMetrics(AstScanner.Builder<Grammar> builder) {
-    builder.withSquidAstVisitor(new LinesVisitor<Grammar>(PythonMetric.LINES));
     AstNodeType[] complexityAstNodeType = new AstNodeType[]{
       // Entry points
       PythonGrammar.FUNCDEF,

python-squid/src/main/java/org/sonar/python/api/PythonMetric.java

@@ -24,7 +24,6 @@
 
 public enum PythonMetric implements MetricDef {
   FILES,
-  LINES,
   LINES_OF_CODE,
   STATEMENTS,
   FUNCTIONS,

python-squid/src/main/java/org/sonar/python/metrics/FileLinesVisitor.java

@@ -155,14 +155,11 @@ public void leaveFile(AstNode astNode) {
       linesOfComments.add(line);
     }
 
-    int fileLength = getContext().peekSourceCode().getInt(PythonMetric.LINES);
-    for (int line = 1; line <= fileLength; line++) {
-      if (linesOfCode.contains(line)) {
-        fileLinesContext.setIntValue(CoreMetrics.NCLOC_DATA_KEY, line, 1);
-      }
-      if (linesOfComments.contains(line)) {
-        fileLinesContext.setIntValue(CoreMetrics.COMMENT_LINES_DATA_KEY, line, 1);
-      }
+    for (int line : linesOfCode) {
+      fileLinesContext.setIntValue(CoreMetrics.NCLOC_DATA_KEY, line, 1);
+    }
+    for (int line : linesOfComments) {
+      fileLinesContext.setIntValue(CoreMetrics.COMMENT_LINES_DATA_KEY, line, 1);
     }
     fileLinesContext.save();
 

python-squid/src/test/java/org/sonar/python/PythonAstScannerTest.java

@@ -19,35 +19,14 @@
  */
 package org.sonar.python;
 
-import com.google.common.base.Charsets;
-import com.google.common.collect.ImmutableList;
-import com.sonar.sslr.api.Grammar;
-import java.io.File;
 import org.junit.Test;
 import org.sonar.python.api.PythonMetric;
-import org.sonar.squidbridge.AstScanner;
 import org.sonar.squidbridge.api.SourceFile;
-import org.sonar.squidbridge.api.SourceProject;
-import org.sonar.squidbridge.indexer.QueryByType;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
 public class PythonAstScannerTest {
 
-  @Test
-  public void files() {
-    AstScanner<Grammar> scanner = PythonAstScanner.create(new PythonConfiguration(Charsets.UTF_8));
-    scanner.scanFiles(ImmutableList.of(new File("src/test/resources/metrics/lines.py"), new File("src/test/resources/metrics/lines_of_code.py")));
-    SourceProject project = (SourceProject) scanner.getIndex().search(new QueryByType(SourceProject.class)).iterator().next();
-    assertThat(project.getInt(PythonMetric.FILES)).isEqualTo(2);
-  }
-
-  @Test
-  public void lines() {
-    SourceFile file = PythonAstScanner.scanSingleFile("src/test/resources/metrics/lines.py");
-    assertThat(file.getInt(PythonMetric.LINES)).isEqualTo(6);
-  }
-
   @Test
   public void statements() {
     SourceFile file = PythonAstScanner.scanSingleFile("src/test/resources/metrics/statements.py");

python-squid/src/test/java/org/sonar/python/api/PythonMetricTest.java

@@ -27,7 +27,7 @@ public class PythonMetricTest {
 
   @Test
   public void test() {
-    assertThat(PythonMetric.values()).hasSize(8);
+    assertThat(PythonMetric.values()).hasSize(7);
 
     for (PythonMetric metric : PythonMetric.values()) {
       assertThat(metric.getName()).isEqualTo(metric.name());

python-squid/src/test/resources/metrics/lines.py

@@ -181,8 +181,6 @@ private void save(Collection<SourceCode> squidSourceFiles) {
   }
 
   private void saveMeasures(InputFile inputFile, SourceFile squidFile) {
-    saveMetricOnFile(inputFile, CoreMetrics.FILES, squidFile.getInt(PythonMetric.FILES));
-    saveMetricOnFile(inputFile, CoreMetrics.LINES, squidFile.getInt(PythonMetric.LINES));
     saveMetricOnFile(inputFile, CoreMetrics.NCLOC, squidFile.getInt(PythonMetric.LINES_OF_CODE));
     saveMetricOnFile(inputFile, CoreMetrics.STATEMENTS, squidFile.getInt(PythonMetric.STATEMENTS));
     saveMetricOnFile(inputFile, CoreMetrics.FUNCTIONS, squidFile.getInt(PythonMetric.FUNCTIONS));

python-squid/src/test/resources/metrics/lines_of_code.py

@@ -77,8 +77,6 @@ public void test_execute() {
     sensor().execute(context);
 
     String key = "moduleKey:file1.py";
-    assertThat(context.measure(key, CoreMetrics.FILES).value()).isEqualTo(1);
-    assertThat(context.measure(key, CoreMetrics.LINES).value()).isEqualTo(25);
     assertThat(context.measure(key, CoreMetrics.NCLOC).value()).isEqualTo(22);
     assertThat(context.measure(key, CoreMetrics.STATEMENTS).value()).isEqualTo(20);
     assertThat(context.measure(key, CoreMetrics.FUNCTIONS).value()).isEqualTo(4);