--- /dev/null
+/*
+ * Copyright (C) 2016, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+package org.lttng.ust.agent.integration.events;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runners.Parameterized.Parameters;
+import org.lttng.tools.ILttngSession;
+
+/**
+ * Base class testing the "lttng list" command when using loggers organized as a
+ * hierarchy.
+ *
+ * For example, if a "org.myapp" logger exists and has a LTTng handler attached,
+ * a "org.myapp.mycomponent" logger should show up in "lttng list", even if
+ * itself does not have a handler, because its parent's handler can catch the
+ * log events as UST tracepoints.
+ *
+ * @author Alexandre Montplaisir
+ */
+public abstract class LoggerHierachyListITBase {
+
+ protected static final String PARENT_LOGGER = "org.lttng";
+ protected static final String CHILD_LOGGER = "org.lttng.mycomponent";
+
+ protected final boolean parentLoggerActive;
+ protected final boolean parentLoggerHasHandler;
+ protected final boolean childLoggerActive;
+ protected final boolean childLoggerHasHandler;
+
+ private ILttngSession session;
+
+ // ------------------------------------------------------------------------
+ // Test parameter definition
+ // ------------------------------------------------------------------------
+
+ /**
+ * Generator for the test parameters.
+ *
+ * Generates all possible combinations of the 4 constructor parameters,
+ * except "parentActive" is necessarily true when "hasHandler" is true for a
+ * given logger.
+ *
+ * @return The test parameters
+ */
+ @Parameters(name = "{index}: parentActive={0}, parentHasHandler={1}, childActive={2}, childHasHandler={3}")
+ public static Iterable<Object[]> testCases() {
+ /*
+ * Kept the whole array for clarity, but some cases are commented out:
+ * it is impossible to attach an handler if the logger itself is not
+ * defined!
+ */
+ return Arrays.asList(new Object[][] {
+ { Boolean.TRUE, Boolean.TRUE, Boolean.TRUE, Boolean.TRUE },
+ { Boolean.TRUE, Boolean.TRUE, Boolean.TRUE, Boolean.FALSE },
+// { Boolean.TRUE, Boolean.TRUE, Boolean.FALSE, Boolean.TRUE },
+ { Boolean.TRUE, Boolean.TRUE, Boolean.FALSE, Boolean.FALSE },
+
+ { Boolean.TRUE, Boolean.FALSE, Boolean.TRUE, Boolean.TRUE },
+ { Boolean.TRUE, Boolean.FALSE, Boolean.TRUE, Boolean.FALSE },
+// { Boolean.TRUE, Boolean.FALSE, Boolean.FALSE, Boolean.TRUE },
+ { Boolean.TRUE, Boolean.FALSE, Boolean.FALSE, Boolean.FALSE },
+
+// { Boolean.FALSE, Boolean.TRUE, Boolean.TRUE, Boolean.TRUE },
+// { Boolean.FALSE, Boolean.TRUE, Boolean.TRUE, Boolean.FALSE },
+// { Boolean.FALSE, Boolean.TRUE, Boolean.FALSE, Boolean.TRUE },
+// { Boolean.FALSE, Boolean.TRUE, Boolean.FALSE, Boolean.FALSE },
+
+ { Boolean.FALSE, Boolean.FALSE, Boolean.TRUE, Boolean.TRUE },
+ { Boolean.FALSE, Boolean.FALSE, Boolean.TRUE, Boolean.FALSE },
+// { Boolean.FALSE, Boolean.FALSE, Boolean.FALSE, Boolean.TRUE },
+ { Boolean.FALSE, Boolean.FALSE, Boolean.FALSE, Boolean.FALSE },
+ });
+ }
+
+ /**
+ * Test constructor
+ *
+ * @param parentLoggerActive
+ * Parent logger has been instantiated
+ * @param parentLoggerHasHandler
+ * Parent logger has a LTTng handler attached to it
+ * @param childLoggerActive
+ * Child logger has been instantiated
+ * @param childLoggerHasHandler
+ * Child logger has a LTTng handler attached to it
+ */
+ public LoggerHierachyListITBase(boolean parentLoggerActive,
+ boolean parentLoggerHasHandler,
+ boolean childLoggerActive,
+ boolean childLoggerHasHandler) {
+ this.parentLoggerActive = parentLoggerActive;
+ this.parentLoggerHasHandler = parentLoggerHasHandler;
+ this.childLoggerActive = childLoggerActive;
+ this.childLoggerHasHandler = childLoggerHasHandler;
+ }
+
+ protected ILttngSession getSession() {
+ return session;
+ }
+
+ // ------------------------------------------------------------------------
+ // Maintenance
+ // ------------------------------------------------------------------------
+
+ /**
+ * Common test setup
+ */
+ @Before
+ public void testSetup() {
+ session = ILttngSession.createSession(null, getDomain());
+ }
+
+ /**
+ * Common test teardown
+ */
+ @After
+ public void testTeardown() {
+ session.close();
+ }
+
+ // ------------------------------------------------------------------------
+ // Abstract methods
+ // ------------------------------------------------------------------------
+
+ protected abstract ILttngSession.Domain getDomain();
+
+ protected abstract void activateLoggers() throws IOException;
+
+ // ------------------------------------------------------------------------
+ // Common tests
+ // ------------------------------------------------------------------------
+
+ /**
+ * Test the output of the "lttng list" command.
+ *
+ * @throws IOException
+ * Fails the test
+ */
+ @Test
+ public void testList() throws IOException {
+ activateLoggers();
+
+ List<String> enabledEvents = session.listEvents();
+ List<String> expectedEvents = new ArrayList<>();
+
+ /* Reminder: "hasHandler" implies "isActive" */
+
+ if (parentLoggerHasHandler) {
+ expectedEvents.add(PARENT_LOGGER);
+ }
+ if (childLoggerHasHandler ||
+ (childLoggerActive && parentLoggerHasHandler)) {
+ expectedEvents.add(CHILD_LOGGER);
+ }
+
+ Collections.sort(enabledEvents);
+ Collections.sort(expectedEvents);
+ assertEquals(expectedEvents, enabledEvents);
+ }
+}
projects / lttng-ust-java-tests.git / blobdiff