Improve quality

1 files changed, 15 insertions, 3 deletions

diff --git a/sonar-home/src/test/java/org/sonar/home/cache/FileHashesTest.java b/sonar-home/src/test/java/org/sonar/home/cache/FileHashesTest.java
index 63209e39bb5..e0677d42f46 100644
--- a/sonar-home/src/test/java/org/sonar/home/cache/FileHashesTest.java
+++ b/sonar-home/src/test/java/org/sonar/home/cache/FileHashesTest.java
@@ -33,6 +33,8 @@ import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.math.BigInteger;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
 import java.security.SecureRandom;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -60,11 +62,18 @@ public class FileHashesTest {
       String random = randomString();
       assertThat(hash(random)).as(random).isEqualTo(
         DigestUtils.md5Hex(random).toLowerCase()
-      );
+        );
     }
   }
 
   @Test
+  public void test_hash_file() throws IOException {
+    File f = temp.newFile();
+    Files.write(f.toPath(), "sonar".getBytes(StandardCharsets.UTF_8));
+    assertThat(hashFile(f)).isEqualTo("d85e336d61f5344395c42126fac239bc");
+  }
+
+  @Test
   public void test_toHex() {
     // lower-case
     assertThat(FileHashes.toHex("aloa_bi_bop_a_loula".getBytes())).isEqualTo("616c6f615f62695f626f705f615f6c6f756c61");
@@ -74,7 +83,7 @@ public class FileHashesTest {
       String random = randomString();
       assertThat(FileHashes.toHex(random.getBytes())).as(random).isEqualTo(
         Hex.encodeHexString(random.getBytes()).toLowerCase()
-      );
+        );
     }
   }
 
@@ -86,7 +95,6 @@ public class FileHashesTest {
     thrown.expect(IllegalStateException.class);
     thrown.expectMessage("Fail to compute hash of: " + file.getAbsolutePath());
 
-
     new FileHashes().of(file);
   }
 
@@ -112,4 +120,8 @@ public class FileHashesTest {
       IOUtils.closeQuietly(in);
     }
   }
+
+  private String hashFile(File f) {
+    return new FileHashes().of(f);
+  }
 }