Extract update step test util

scm-test/src/main/java/sonia/scm/update/UpdateStepTestUtil.java

@@ -0,0 +1,58 @@
+package sonia.scm.update;
+
+import com.google.common.io.Resources;
+import org.mockito.Mockito;
+import sonia.scm.SCMContextProvider;
+
+import java.io.IOException;
+import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.lenient;
+
+public class UpdateStepTestUtil {
+
+  private final SCMContextProvider contextProvider;
+
+  private final Path tempDir;
+
+  public UpdateStepTestUtil(Path tempDir) {
+    this.tempDir = tempDir;
+    contextProvider = Mockito.mock(SCMContextProvider.class);
+    lenient().when(contextProvider.getBaseDirectory()).thenReturn(tempDir.toFile());
+    lenient().when(contextProvider.resolve(any())).thenAnswer(invocation -> tempDir.resolve(invocation.getArgument(0).toString()));
+  }
+
+  public SCMContextProvider getContextProvider() {
+    return contextProvider;
+  }
+
+  public void copyConfigFile(String fileName) throws IOException {
+    Path configDir = tempDir.resolve("config");
+    Files.createDirectories(configDir);
+    copyTestDatabaseFile(configDir, fileName);
+  }
+
+  public void copyConfigFile(String fileName, String targetFileName) throws IOException {
+    Path configDir = tempDir.resolve("config");
+    Files.createDirectories(configDir);
+    copyTestDatabaseFile(configDir, fileName, targetFileName);
+  }
+
+  public Path getFile(String name) {
+    return tempDir.resolve("config").resolve(name);
+  }
+
+  private void copyTestDatabaseFile(Path configDir, String fileName) throws IOException {
+    Path targetFileName = Paths.get(fileName).getFileName();
+    copyTestDatabaseFile(configDir, fileName, targetFileName.toString());
+  }
+
+  private void copyTestDatabaseFile(Path configDir, String fileName, String targetFileName) throws IOException {
+    URL url = Resources.getResource(fileName);
+    Files.copy(url.openStream(), configDir.resolve(targetFileName));
+  }
+}