From: Freddy Mallet <freddy.mallet@gmail.com>
Date: Sat, 16 Apr 2011 21:06:22 +0000 (+0200)
Subject: fix SONAR-2115 : Files with Windows end of lines are badly parsed by syntax highlighter
X-Git-Tag: 2.8~217
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=6b366e15d372189aebe827b337abb2fe8433927e;p=sonarqube.git

fix SONAR-2115 : Files with Windows end of lines are badly parsed by syntax highlighter
---

diff --git a/sonar-colorizer/src/main/java/org/sonar/colorizer/HtmlDecorator.java b/sonar-colorizer/src/main/java/org/sonar/colorizer/HtmlDecorator.java
index 611a57d1a4c..0d0b4386118 100644
--- a/sonar-colorizer/src/main/java/org/sonar/colorizer/HtmlDecorator.java
+++ b/sonar-colorizer/src/main/java/org/sonar/colorizer/HtmlDecorator.java
@@ -31,9 +31,9 @@ public class HtmlDecorator extends Tokenizer {
 
   private HtmlOptions options;
   private int lineId = 1;
-  private boolean checked = false;
-  private boolean beginOfLine = true;
-  private boolean endOfLine = false;
+
+  private static final int LF = (int) '\n';
+  private static final int CR = (int) '\r';
 
   public HtmlDecorator(HtmlOptions options) {
     this.options = options;
@@ -53,6 +53,7 @@ public class HtmlDecorator extends Tokenizer {
       sb.append(options.getTableId());
     }
     sb.append("\"><tbody>");
+    sb.append("<tr id=\"" + lineId++ + "\"><td><pre>");
     return sb.toString();
   }
 
@@ -66,46 +67,28 @@ public class HtmlDecorator extends Tokenizer {
   }
 
   public String getTagBefore() {
-    StringBuilder sb = new StringBuilder();
-    if (beginOfLine) {
-      sb.append("<tr id=\"");
-      sb.append(lineId++);
-      sb.append("\"><td><pre>");
-    }
-    return sb.toString();
+    return "<tr id=\"" + lineId++ + "\"><td><pre>";
   }
 
   public String getTagAfter() {
-    if (endOfLine) {
-      return "</pre></td></tr>";
-    }
-    return "";
-  }
-
-  private boolean hasNextToken(CodeReader code) {
-    if (checked) {
-      checked = false;
-      return false;
-    }
-    int lastChar = code.lastChar();
-    beginOfLine = (lastChar == -1 || lastChar == (int) '\n');
-
-    int peek = code.peek();
-    endOfLine = (peek == (int) '\n' || peek == -1);
-
-    checked = beginOfLine || endOfLine;
-    return checked;
+    return "</pre></td></tr>";
   }
 
   @Override
   public boolean consume(CodeReader code, HtmlCodeBuilder codeBuilder) {
-    if (hasNextToken(code)) {
-      codeBuilder.appendWithoutTransforming(getTagBefore());
+    int currentChar = code.peek();
+
+    if (currentChar == LF) {
       codeBuilder.appendWithoutTransforming(getTagAfter());
+      codeBuilder.appendWithoutTransforming(getTagBefore());
+    }
+
+    if (currentChar == LF || currentChar == CR) {
+      code.pop();
       return true;
-    } else {
-      return false;
     }
+
+    return false;
   }
 
   public static String getCss() {
diff --git a/sonar-colorizer/src/test/java/org/sonar/colorizer/CodeColorizerTest.java b/sonar-colorizer/src/test/java/org/sonar/colorizer/CodeColorizerTest.java
index ee2d73617ea..9740e95b700 100644
--- a/sonar-colorizer/src/test/java/org/sonar/colorizer/CodeColorizerTest.java
+++ b/sonar-colorizer/src/test/java/org/sonar/colorizer/CodeColorizerTest.java
@@ -26,7 +26,11 @@ import static org.hamcrest.number.OrderingComparisons.greaterThan;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertThat;
 
-import java.io.*;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.Reader;
+import java.io.StringReader;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -37,7 +41,6 @@ import java.util.concurrent.Future;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.IOUtils;
-import org.junit.Ignore;
 import org.junit.Test;
 
 public class CodeColorizerTest {
@@ -53,7 +56,6 @@ public class CodeColorizerTest {
   }
 
   @Test
-  @Ignore("see http://jira.codehaus.org/browse/SONAR-2115")
   public void shouldSupportWindowsEndOfLines() throws IOException {
     StringBuilder windowsFile = new StringBuilder();
     List<String> lines = FileUtils.readLines(FileUtils.toFile(getClass().getResource("/org/sonar/colorizer/samples/Sample.java")));
diff --git a/sonar-colorizer/src/test/java/org/sonar/colorizer/HtmlDecoratorTest.java b/sonar-colorizer/src/test/java/org/sonar/colorizer/HtmlDecoratorTest.java
index c5b1d1283a9..a49dafe025b 100644
--- a/sonar-colorizer/src/test/java/org/sonar/colorizer/HtmlDecoratorTest.java
+++ b/sonar-colorizer/src/test/java/org/sonar/colorizer/HtmlDecoratorTest.java
@@ -19,12 +19,15 @@
  */
 package org.sonar.colorizer;
 
+import static org.hamcrest.Matchers.is;
 import static org.hamcrest.core.IsNot.not;
 import static org.hamcrest.number.OrderingComparisons.greaterThan;
 import static org.junit.Assert.assertThat;
-import org.junit.Test;
 import static org.junit.internal.matchers.StringContains.containsString;
 
+import org.junit.Test;
+import org.sonar.channel.CodeReader;
+
 public class HtmlDecoratorTest {
 
   @Test
@@ -73,13 +76,33 @@ public class HtmlDecoratorTest {
     assertNotContains(tag, "</body>", "</html>");
   }
 
+  @Test
+  public void shouldAddTagsBetweenEachLine() {
+    HtmlOptions options = new HtmlOptions().setGenerateTable(true).setGenerateHtmlHeader(false);
+    HtmlDecorator decorator = new HtmlDecorator(options);
+    CodeReader code = new CodeReader("\n\r\n");
+    HtmlCodeBuilder output = new HtmlCodeBuilder();
+
+    output.appendWithoutTransforming(decorator.getTagBeginOfFile());
+    assertThat(decorator.consume(code, output), is(true));
+    assertThat(decorator.consume(code, output), is(true));
+    assertThat(decorator.consume(code, output), is(true));
+    output.appendWithoutTransforming(decorator.getTagEndOfFile());
+    
+    assertThat(output.toString(), is(
+        "<table class=\"code\" id=\"\"><tbody>"
+        + "<tr id=\"1\"><td><pre></pre></td></tr>" 
+        + "<tr id=\"2\"><td><pre></pre></td></tr>" 
+        + "<tr id=\"3\"><td><pre></pre></td></tr>"
+        + "</tbody></table>"));
+  }
+
   @Test
   public void getCss() {
     assertThat(HtmlDecorator.getCss().length(), greaterThan(100));
     assertThat(HtmlDecorator.getCss(), containsString(".code"));
   }
 
-
   public void assertContains(String html, String... strings) {
     for (String string : strings) {
       assertThat(html, containsString(string));