1 files changed, 142 insertions, 0 deletions
diff --git a/org.jacoco.cli.test/src/org/jacoco/cli/internal/commands/ReportTest.java b/org.jacoco.cli.test/src/org/jacoco/cli/internal/commands/ReportTest.java
new file mode 100644
index 00000000..e5385ee5
--- /dev/null
+++ b/org.jacoco.cli.test/src/org/jacoco/cli/internal/commands/ReportTest.java
@@ -0,0 +1,142 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2017 Mountainminds GmbH & Co. KG and Contributors
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Marc R. Hoffmann - initial API and implementation
+ *
+ *******************************************************************************/
+package org.jacoco.cli.internal.commands;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.FileOutputStream;
+
+import org.jacoco.cli.internal.CommandTestBase;
+import org.jacoco.core.data.ExecutionData;
+import org.jacoco.core.data.ExecutionDataWriter;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+/**
+ * Unit tests for {@link Report}.
+ */
+public class ReportTest extends CommandTestBase {
+
+	@Rule
+	public TemporaryFolder tmp = new TemporaryFolder();
+
+	@Test
+	public void should_print_usage_when_no_options_are_given()
+			throws Exception {
+		execute("report");
+
+		assertFailure();
+		assertContains("Option \"-classfiles\" is required", err);
+		assertContains(
+				"Usage: java -jar jacococli.jar report [<execfiles> ...]", err);
+	}
+
+	@Test
+	public void should_print_number_of_analyzed_classes() throws Exception {
+		execute("report", "-classfiles", getClassPath());
+
+		assertOk();
+		assertContains("[INFO] Writing report with 14 classes.", out);
+	}
+
+	@Test
+	public void should_print_warning_when_exec_data_does_not_match()
+			throws Exception {
+		File exec = new File(tmp.getRoot(), "jacoco.exec");
+		final FileOutputStream execout = new FileOutputStream(exec);
+		ExecutionDataWriter writer = new ExecutionDataWriter(execout);
+		// Add probably invalid id for this test class:
+		writer.visitClassExecution(
+				new ExecutionData(0x123, getClass().getName().replace('.', '/'),
+						new boolean[] { true }));
+		execout.close();
+
+		execute("report", exec.getAbsolutePath(), "-classfiles",
+				getClassPath());
+
+		assertOk();
+		assertContains("[WARN] Some classes do not match with execution data.",
+				out);
+		assertContains(
+				"[WARN] For report generation the same class files must be used as at runtime.",
+				out);
+		assertContains(
+				"[WARN] Execution data for class org/jacoco/cli/internal/commands/ReportTest does not match.",
+				out);
+	}
+
+	@Test
+	public void should_create_xml_report_when_xml_option_is_provided()
+			throws Exception {
+		File xml = new File(tmp.getRoot(), "coverage.xml");
+
+		execute("report", "-classfiles", getClassPath(), "-xml",
+				xml.getAbsolutePath());
+
+		assertOk();
+		assertTrue(xml.isFile());
+	}
+
+	@Test
+	public void should_create_csv_report_when_csv_option_is_provided()
+			throws Exception {
+		File csv = new File(tmp.getRoot(), "coverage.csv");
+
+		execute("report", "-classfiles", getClassPath(), "-csv",
+				csv.getAbsolutePath());
+
+		assertOk();
+		assertTrue(csv.isFile());
+	}
+
+	@Test
+	public void should_create_html_report_when_html_option_is_provided()
+			throws Exception {
+		File html = new File(tmp.getRoot(), "coverage");
+
+		execute("report", "-classfiles", getClassPath(), "-sourcefiles",
+				"./src", "-html", html.getAbsolutePath());
+
+		assertOk();
+		assertTrue(html.isDirectory());
+		assertTrue(new File(html,
+				"org.jacoco.cli.internal.commands/ReportTest.html").isFile());
+		assertTrue(new File(html,
+				"org.jacoco.cli.internal.commands/ReportTest.java.html")
+						.isFile());
+	}
+
+	@Test
+	public void should_use_all_values_when_multiple_classfiles_options_are_provided()
+			throws Exception {
+		File html = new File(tmp.getRoot(), "coverage");
+
+		final String c1 = getClassPath()
+				+ "/org/jacoco/cli/internal/commands/ReportTest.class";
+		final String c2 = getClassPath()
+				+ "/org/jacoco/cli/internal/commands/DumpTest.class";
+
+		execute("report", "-classfiles", c1, "-classfiles", c2, "-html",
+				html.getAbsolutePath());
+
+		assertOk();
+		assertTrue(html.isDirectory());
+		assertTrue(new File(html,
+				"org.jacoco.cli.internal.commands/ReportTest.html").isFile());
+		assertTrue(
+				new File(html, "org.jacoco.cli.internal.commands/DumpTest.html")
+						.isFile());
+	}
+
+}