test(runner): add tests for declare hop

src/test/java/com/swisscom/aem/tools/impl/hops/ChildNodesTest.java

@@ -13,7 +13,6 @@
 import io.wcm.testing.mock.aem.junit5.AemContext;
 import io.wcm.testing.mock.aem.junit5.AemContextExtension;
 import io.wcm.testing.mock.aem.junit5.JcrOakAemContext;
-import java.util.Collection;
 import java.util.Collections;
 import javax.jcr.RepositoryException;
 import javax.jcr.Session;

src/test/java/com/swisscom/aem/tools/impl/hops/CopyNodeTest.java

@@ -3,13 +3,11 @@
 import static com.swisscom.aem.tools.testsupport.AemUtil.childNames;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.mockito.Mockito.mock;
 
 import com.swisscom.aem.tools.jcrhopper.HopperException;
 import com.swisscom.aem.tools.jcrhopper.Runner;
 import com.swisscom.aem.tools.jcrhopper.RunnerBuilder;
 import com.swisscom.aem.tools.jcrhopper.config.ConflictResolution;
-import com.swisscom.aem.tools.jcrhopper.config.RunHandler;
 import com.swisscom.aem.tools.jcrhopper.config.Script;
 import io.wcm.testing.mock.aem.junit5.AemContext;
 import io.wcm.testing.mock.aem.junit5.AemContextExtension;

src/test/java/com/swisscom/aem/tools/impl/hops/DeclareTest.java

@@ -0,0 +1,90 @@
+package com.swisscom.aem.tools.impl.hops;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+import com.swisscom.aem.tools.jcrhopper.HopperException;
+import com.swisscom.aem.tools.jcrhopper.Runner;
+import com.swisscom.aem.tools.jcrhopper.RunnerBuilder;
+import com.swisscom.aem.tools.jcrhopper.config.RunHandler;
+import com.swisscom.aem.tools.jcrhopper.config.Script;
+import io.wcm.testing.mock.aem.junit5.AemContext;
+import io.wcm.testing.mock.aem.junit5.AemContextExtension;
+import io.wcm.testing.mock.aem.junit5.JcrMockAemContext;
+import java.util.Arrays;
+import java.util.Collections;
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+
+@ExtendWith(AemContextExtension.class)
+class DeclareTest {
+
+	public final AemContext context = new JcrMockAemContext();
+	private RunnerBuilder builder;
+	private RunHandler mockRunHandler;
+
+	@BeforeEach
+	public void setUp() {
+		mockRunHandler = mock(RunHandler.class);
+		builder = Runner.builder().addHop(new Declare(), new RunScript(), new Each()).runHandler(mockRunHandler);
+	}
+
+	@Test
+	public void declare_basic() throws HopperException, RepositoryException {
+		builder
+			.build(
+				new Script(
+					new Declare.Config().withDeclarations(Collections.singletonMap("var1", "1")),
+					new RunScript.Config().withExtension("jexl").withCode("writer.print(var1)")
+				)
+			)
+			.run(context.resourceResolver().getResource("/").adaptTo(Node.class), true);
+
+		verify(mockRunHandler).print("1");
+	}
+
+	@Test
+	public void declare_node() throws HopperException, RepositoryException {
+		builder
+			.build(
+				new Script(
+					new Declare.Config().withDeclarations(Collections.singletonMap("node", "{'path': 1}")),
+					new RunScript.Config().withExtension("jexl").withCode("writer.print(node.path)")
+				)
+			)
+			.run(context.resourceResolver().getResource("/").adaptTo(Node.class), true);
+
+		verify(mockRunHandler).print("/");
+	}
+
+	@Test
+	public void declare_override() throws HopperException, RepositoryException {
+		builder
+			.build(
+				new Script(
+					new Declare.Config().withDeclarations(Collections.singletonMap("var1", "1")),
+					new RunScript.Config().withExtension("jexl").withCode("writer.print(`outer var1 before: ${var1}`)"),
+					new Each.Config()
+						.withExpression("[1]")
+						.withAssumeNodes(false)
+						.withHops(
+							Arrays.asList(
+								new Declare.Config().withDeclarations(Collections.singletonMap("var1", "2")),
+								new RunScript.Config()
+									.withExtension("jexl")
+									.withCode("writer.print(`inner var1: ${var1}`)")
+							)
+						),
+					new RunScript.Config().withExtension("jexl").withCode("writer.print(`outer var1 after: ${var1}`)")
+				)
+			)
+			.run(context.resourceResolver().getResource("/").adaptTo(Node.class), true);
+
+		verify(mockRunHandler).print("outer var1 before: 1");
+		verify(mockRunHandler).print("inner var1: 2");
+		verify(mockRunHandler).print("outer var1 after: 1");
+	}
+}