added JUnit test and fixed package

Author: hohwille

…hunit/architecture/PackageStructure.java …fw/sample/archunit/PackageStructure.javasrc/test/java/com/devonfw/sample/archunit/architecture/PackageStructure.java renamed to src/test/java/com/devonfw/sample/archunit/PackageStructure.java src/test/java/com/devonfw/sample/archunit/architecture/PackageStructure.java renamed to src/test/java/com/devonfw/sample/archunit/PackageStructure.java

@@ -0,0 +1,143 @@
+package com.devonfw.sample.archunit;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test of {@link PackageStructure}.
+ */
+public class PackageStructureTest extends Assertions {
+
+  /** Test of {@link PackageStructure#of(String)} with valid examples. */
+  @Test
+  public void testValid() {
+
+    checkValid("com.customer.app.mycomponent.dataaccess.api.detail1.detail2", "mycomponent", "dataaccess", "api",
+        "detail1.detail2");
+    checkValid("com.customer.app.foo.logic.uc", "foo", "logic", "", "uc");
+    checkValid("com.customer.app.bar.common", "bar", "common");
+    checkValid("com.customer.app.some.service.rest", "some", "service", "", "rest");
+  }
+
+  /** Test of {@link PackageStructure#of(String)} with invalid examples. */
+  @Test
+  public void testInvalid() {
+
+    checkInvalid("com.customer.app.mycomponent.dataaacceess.api.detail1.detail2");
+    checkInvalid("com.customer.app.mycomponent.api");
+    checkInvalid("com.customer.app.mycomponent");
+    checkInvalid("com.customer.app");
+    checkInvalid("com.customer");
+    checkInvalid("com");
+    checkInvalid(".");
+  }
+
+  private PackageStructure checkValid(String pkgName, String component, String layer) {
+
+    return checkValid(pkgName, component, layer, "");
+  }
+
+  private PackageStructure checkValid(String pkgName, String component, String layer, String scope) {
+
+    return checkValid(pkgName, component, layer, scope, "");
+  }
+
+  private PackageStructure checkValid(String pkgName, String component, String layer, String scope, String detail) {
+
+    return checkValid(pkgName, component, layer, scope, detail, "com.customer.app");
+  }
+
+  // given
+  private PackageStructure checkValid(String pkgName, String component, String layer, String scope, String detail,
+      String root) {
+
+    // when
+    PackageStructure pkg = PackageStructure.of(pkgName);
+    // then
+    assertThat(pkg.getPackage()).isEqualTo(pkgName);
+    assertThat(pkg.getRoot()).isEqualTo(root);
+    assertThat(pkg.getComponent()).isEqualTo(component);
+    assertThat(pkg.getLayer()).isEqualTo(layer);
+    checkLayer(layer, pkg);
+    assertThat(pkg.getScope()).isEqualTo(scope);
+    checkScope(scope, pkg);
+    assertThat(pkg.getDetail()).isEqualTo(detail);
+    assertThat(pkg.hasDetail()).isEqualTo(!detail.isEmpty());
+    assertThat(pkg.isValid()).isTrue();
+    return pkg;
+  }
+
+  private void checkScope(String scope, PackageStructure pkg) {
+
+    if (scope.isEmpty()) {
+      assertThat(pkg.hasScope()).isFalse();
+    } else {
+      assertThat(pkg.hasScope()).isTrue();
+      boolean isApi = false;
+      boolean isBase = false;
+      boolean isImpl = false;
+      if (PackageStructure.SCOPE_API.equals(scope)) {
+        isApi = true;
+      } else if (PackageStructure.SCOPE_BASE.equals(scope)) {
+        isBase = true;
+      } else if (PackageStructure.SCOPE_IMPLEMENTATION.equals(scope)) {
+        isImpl = true;
+      } else {
+        throw new IllegalStateException(scope);
+      }
+      assertThat(pkg.isScopeApi()).isEqualTo(isApi);
+      assertThat(pkg.isScopeBase()).isEqualTo(isBase);
+      assertThat(pkg.isScopeImpl()).isEqualTo(isImpl);
+    }
+  }
+
+  private void checkLayer(String layer, PackageStructure pkg) {
+
+    boolean isService = false;
+    boolean isLogic = false;
+    boolean isDataAccess = false;
+    boolean isCommon = false;
+    boolean isBatch = false;
+    boolean isClient = false;
+    if (PackageStructure.LAYER_SERVICE.equals(layer)) {
+      isService = true;
+    } else if (PackageStructure.LAYER_LOGIC.equals(layer)) {
+      isLogic = true;
+    } else if (PackageStructure.LAYER_DATA_ACCESS.equals(layer)) {
+      isDataAccess = true;
+    } else if (PackageStructure.LAYER_COMMON.equals(layer)) {
+      isCommon = true;
+    } else if (PackageStructure.LAYER_BATCH.equals(layer)) {
+      isBatch = true;
+    } else if (PackageStructure.LAYER_CLIENT.equals(layer)) {
+      isClient = true;
+    } else {
+      throw new IllegalStateException(layer);
+    }
+    assertThat(pkg.isLayerService()).isEqualTo(isService);
+    assertThat(pkg.isLayerLogic()).isEqualTo(isLogic);
+    assertThat(pkg.isLayerDataAccess()).isEqualTo(isDataAccess);
+    assertThat(pkg.isLayerCommon()).isEqualTo(isCommon);
+    assertThat(pkg.isLayerBatch()).isEqualTo(isBatch);
+    assertThat(pkg.isLayerClient()).isEqualTo(isClient);
+  }
+
+  // given
+  private void checkInvalid(String pkgName) {
+
+    // when
+    PackageStructure pkg = PackageStructure.of(pkgName);
+    // then
+    assertThat(pkg.getPackage()).isEqualTo(pkgName);
+    assertThat(pkg.getRoot()).isEqualTo("");
+    assertThat(pkg.getComponent()).isEqualTo("");
+    assertThat(pkg.getLayer()).isEqualTo("");
+    assertThat(pkg.getScope()).isEqualTo("");
+    assertThat(pkg.hasScope()).isFalse();
+    assertThat(pkg.getDetail()).isEqualTo("");
+    assertThat(pkg.hasDetail()).isFalse();
+    assertThat(pkg.isValid()).isFalse();
+
+  }
+
+}