Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/tools/CoverageTrackerTest.java @ 18988:cca166aa28c0
Truffle/Tools: unit tests for new framework and tool instances
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Tue, 27 Jan 2015 20:27:25 -0800 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/tools/CoverageTrackerTest.java Tue Jan 27 20:27:25 2015 -0800 @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.truffle.api.test.tools; + +import static com.oracle.truffle.api.test.tools.TestNodes.*; +import static org.junit.Assert.*; + +import org.junit.*; + +import com.oracle.truffle.api.instrument.*; +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.api.tools.*; + +public class CoverageTrackerTest { + + @Test + public void testNoExecution() { + final CoverageTracker tool = new CoverageTracker(); + assertEquals(tool.getCounts().entrySet().size(), 0); + tool.install(); + assertEquals(tool.getCounts().entrySet().size(), 0); + tool.setEnabled(false); + assertEquals(tool.getCounts().entrySet().size(), 0); + tool.setEnabled(true); + assertEquals(tool.getCounts().entrySet().size(), 0); + tool.reset(); + assertEquals(tool.getCounts().entrySet().size(), 0); + tool.dispose(); + assertEquals(tool.getCounts().entrySet().size(), 0); + } + + @Test + public void testToolCreatedTooLate() { + final RootNode expr13rootNode = createExpr13TestRootNode(); + final CoverageTracker tool = new CoverageTracker(); + tool.install(); + assertEquals(13, expr13rootNode.execute(null)); + assertTrue(tool.getCounts().isEmpty()); + tool.dispose(); + } + + @Test + public void testToolInstalledcTooLate() { + final CoverageTracker tool = new CoverageTracker(); + final RootNode expr13rootNode = createExpr13TestRootNode(); + tool.install(); + assertEquals(13, expr13rootNode.execute(null)); + assertTrue(tool.getCounts().isEmpty()); + tool.dispose(); + } + + @Test + public void testCountingCoverage() { + final CoverageTracker tool = new CoverageTracker(); + tool.install(); + final RootNode expr13rootNode = createExpr13TestRootNode(); + + // Not probed yet. + assertEquals(13, expr13rootNode.execute(null)); + assertTrue(tool.getCounts().isEmpty()); + + final Node addNode = expr13rootNode.getChildren().iterator().next(); + final Probe probe = addNode.probe(); + + // Probed but not tagged yet. + assertEquals(13, expr13rootNode.execute(null)); + assertTrue(tool.getCounts().isEmpty()); + + probe.tagAs(StandardSyntaxTag.STATEMENT, "fake statement for testing"); + + // Counting now; execute once + assertEquals(13, expr13rootNode.execute(null)); + + final Long[] longs1 = tool.getCounts().get(addNode.getSourceSection().getSource()); + assertNotNull(longs1); + assertEquals(longs1.length, 2); + assertNull(longs1[0]); // Line 1 is empty (text lines are 1-based) + assertEquals(1L, longs1[1].longValue()); // Expression is on line 2 + + // Execute 99 more times + for (int i = 0; i < 99; i++) { + assertEquals(13, expr13rootNode.execute(null)); + } + + final Long[] longs100 = tool.getCounts().get(addNode.getSourceSection().getSource()); + assertNotNull(longs100); + assertEquals(longs100.length, 2); + assertNull(longs100[0]); + assertEquals(100L, longs100[1].longValue()); + + tool.dispose(); + } + +}