Modify git HEAD on default branch change

2025-11-09 23:15:43 +01:00 · 2018-12-13 18:32:20 +01:00
parent 360cba6c50
commit c2d872bd59
3 changed files with 276 additions and 0 deletions
--- a/scm-plugins/scm-git-plugin/src/test/java/sonia/scm/repository/GitHeadModifierTest.java
+++ b/scm-plugins/scm-git-plugin/src/test/java/sonia/scm/repository/GitHeadModifierTest.java
@@ -0,0 +1,100 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+package sonia.scm.repository;
+
+import com.google.common.base.Charsets;
+import com.google.common.io.Files;
+import org.eclipse.jgit.api.Git;
+import org.eclipse.jgit.api.errors.GitAPIException;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.runners.MockitoJUnitRunner;
+
+import java.io.File;
+import java.io.IOException;
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.when;
+
+@RunWith(MockitoJUnitRunner.class)
+public class GitHeadModifierTest {
+
+  @Rule
+  public TemporaryFolder temporaryFolder = new TemporaryFolder();
+
+  @Mock
+  private GitRepositoryHandler repositoryHandler;
+
+  @InjectMocks
+  private GitHeadModifier modifier;
+
+  @Test
+  public void testEnsure() throws IOException, GitAPIException {
+    Repository repository = RepositoryTestData.createHeartOfGold("git");
+    File headFile = create(repository, "master");
+
+    boolean result = modifier.ensure(repository, "develop");
+
+    assertEquals("ref: refs/heads/develop", Files.readFirstLine(headFile, Charsets.UTF_8));
+    assertTrue(result);
+  }
+
+  @Test
+  public void testEnsureWithSameBranch() throws IOException, GitAPIException {
+    Repository repository = RepositoryTestData.createHeartOfGold("git");
+    create(repository, "develop");
+
+    boolean result = modifier.ensure(repository, "develop");
+
+    assertFalse(result);
+  }
+
+  private File create(Repository repository, String head) throws IOException, GitAPIException {
+    File directory = temporaryFolder.newFolder();
+
+    Git.init()
+      .setBare(true)
+      .setDirectory(directory)
+      .call();
+
+    File headFile = new File(directory, "HEAD");
+    Files.write(String.format("ref: refs/heads/%s\n", head), headFile, Charsets.UTF_8);
+
+    when(repositoryHandler.getDirectory(repository.getId())).thenReturn(directory);
+
+    return headFile;
+  }
+
+}