Add tests

Add unit tests for ToscaTreeManager

Change-Id: I772b63799cd34b687e6c81cb235c1c9a36ad34a2
Issue-ID: SDC-802
Signed-off-by: talio <tali.orenbach@amdocs.com>

1 files changed, 86 insertions, 0 deletions

diff --git a/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/services/tree/ToscaTreeManagerTest.java b/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/services/tree/ToscaTreeManagerTest.java
new file mode 100644
index 0000000000..0cfac52318
--- /dev/null
+++ b/openecomp-be/lib/openecomp-heat-lib/src/test/java/org/openecomp/sdc/heat/services/tree/ToscaTreeManagerTest.java
@@ -0,0 +1,86 @@
+package org.openecomp.sdc.heat.services.tree;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.openecomp.core.utilities.file.FileUtils;
+import org.openecomp.core.utilities.json.JsonUtil;
+import org.openecomp.sdc.heat.datatypes.structure.HeatStructureTree;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.regex.Pattern;
+
+public class ToscaTreeManagerTest {
+  private static final String BASE_DIR = "/mock/toscaTree/";
+  private static final String IN = "in";
+  private static final String OUT = "out";
+  private static final String EXPECTED_TREE_FILE = "/expectedTree.json";
+  private ToscaTreeManager toscaTreeManager = new ToscaTreeManager();
+
+  @Test
+  public void testTreeWithDiffFileNames() throws IOException {
+    String inputDirectory = BASE_DIR + "diffFileNames/" + IN;
+    String outputFileName = BASE_DIR + "diffFileNames/" + OUT + EXPECTED_TREE_FILE;
+
+    testTreeManager(inputDirectory, outputFileName);
+  }
+
+  @Test
+  public void testDirectoriesWithSimilarNameUnderDifferentRoots() throws IOException {
+    String inputDirectory = BASE_DIR + "similarDirectoryName/" + IN;
+    String outputFileName = BASE_DIR + "similarDirectoryName/" + OUT + EXPECTED_TREE_FILE;
+
+    testTreeManager(inputDirectory, outputFileName);
+  }
+
+  @Test
+  public void testTwoFilesUnderSameDirectory() throws IOException {
+    String inputDirectory = BASE_DIR + "twoFilesUnderSameDirectory/" + IN;
+    String outputFileName = BASE_DIR + "twoFilesUnderSameDirectory/" + OUT + EXPECTED_TREE_FILE;
+
+    testTreeManager(inputDirectory, outputFileName);
+  }
+
+  private void testTreeManager(String inputDirectory, String outputFileName) throws IOException {
+    initTreeManager(inputDirectory);
+    toscaTreeManager.createTree();
+    HeatStructureTree tree = toscaTreeManager.getTree();
+
+    validateToscaTree(outputFileName, tree);
+  }
+
+  private void validateToscaTree(String outputFileName, HeatStructureTree tree) throws IOException {
+    String actualTree = JsonUtil.object2Json(tree);
+    File expectedTreeFile = new File(this.getClass().getResource(outputFileName).getFile());
+
+    String expectedTree;
+    try(FileInputStream fis = new FileInputStream(expectedTreeFile)) {
+      expectedTree = new String(FileUtils.toByteArray(fis));
+    }
+    Assert.assertNotNull(expectedTree);
+    expectedTree = expectedTree.trim().replace("\r", "");
+    Assert.assertEquals(expectedTree, actualTree);
+  }
+
+  private void initTreeManager(String inputDir) throws IOException {
+    String fileName = inputDir.replace("/", File.separator);
+    File directory = new File(this.getClass().getResource(inputDir).getFile());
+
+    addFilesToTreeManager(fileName, directory.listFiles());
+  }
+
+  private void addFilesToTreeManager(String baseDir, File[] listFiles) throws IOException {
+    for (File file : listFiles) {
+      if (file.isDirectory()) {
+        addFilesToTreeManager(baseDir, file.listFiles());
+      } else {
+        toscaTreeManager.addFile(getFileNameWithoutTestDirectory(baseDir, file.getPath()), new byte[2]);
+      }
+    }
+  }
+
+  private String getFileNameWithoutTestDirectory(String baseDir, String fileName) {
+    return fileName.split(Pattern.quote(baseDir) + Pattern.quote(File.separator))[1];
+  }
+}
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