| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.sysds.test.functions.jmlc; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.PrintStream; |
| |
| import org.apache.sysds.api.DMLException; |
| import org.apache.sysds.api.jmlc.Connection; |
| import org.apache.sysds.api.jmlc.PreparedScript; |
| import org.apache.sysds.runtime.instructions.cp.ScalarObject; |
| import org.apache.sysds.test.AutomatedTestBase; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Test input and output capabilities of JMLC API. |
| * |
| */ |
| public class JMLCInputOutputTest extends AutomatedTestBase { |
| private final static String TEST_NAME = "JMLCInputOutputTest"; |
| private final static String TEST_DIR = "functions/jmlc/"; |
| |
| @Override |
| public void setUp() { |
| addTestConfiguration(TEST_DIR, TEST_NAME); |
| getAndLoadTestConfiguration(TEST_NAME); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarInputInt() throws IOException, DMLException { |
| Connection conn = new Connection(); |
| String str = conn.readScript(baseDirectory + File.separator + "scalar-input.dml"); |
| PreparedScript script = conn.prepareScript(str, new String[] { "inScalar1", "inScalar2" }, new String[] {}); |
| int inScalar1 = 2; |
| int inScalar2 = 3; |
| script.setScalar("inScalar1", inScalar1); |
| script.setScalar("inScalar2", inScalar2); |
| bufferContainsString(executeAndCatchStdOut(script), "total:5"); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarInputDouble() throws IOException, DMLException { |
| Connection conn = new Connection(); |
| String str = conn.readScript(baseDirectory + File.separator + "scalar-input.dml"); |
| PreparedScript script = conn.prepareScript(str, new String[] { "inScalar1", "inScalar2" }, new String[] {}); |
| double inScalar1 = 3.5; |
| double inScalar2 = 4.5; |
| script.setScalar("inScalar1", inScalar1); |
| script.setScalar("inScalar2", inScalar2); |
| |
| bufferContainsString(executeAndCatchStdOut(script), "total:8.0"); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarInputBoolean() throws IOException, DMLException { |
| Connection conn = new Connection(); |
| String str = conn.readScript(baseDirectory + File.separator + "scalar-input.dml"); |
| PreparedScript script = conn.prepareScript(str, new String[] { "inScalar1", "inScalar2" }, new String[] {}); |
| boolean inScalar1 = true; |
| boolean inScalar2 = true; |
| script.setScalar("inScalar1", inScalar1); |
| script.setScalar("inScalar2", inScalar2); |
| |
| bufferContainsString(executeAndCatchStdOut(script), "total:2.0"); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarInputLong() throws IOException, DMLException { |
| Connection conn = new Connection(); |
| String str = conn.readScript(baseDirectory + File.separator + "scalar-input.dml"); |
| PreparedScript script = conn.prepareScript(str, new String[] { "inScalar1", "inScalar2" }, new String[] {}); |
| long inScalar1 = 4; |
| long inScalar2 = 5; |
| script.setScalar("inScalar1", inScalar1); |
| script.setScalar("inScalar2", inScalar2); |
| |
| bufferContainsString(executeAndCatchStdOut(script), "total:9"); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarInputString() throws IOException, DMLException { |
| Connection conn = new Connection(); |
| String str = conn.readScript(baseDirectory + File.separator + "scalar-input.dml"); |
| PreparedScript script = conn.prepareScript(str, new String[] { "inScalar1", "inScalar2" }, new String[] {}); |
| String inScalar1 = "Plant"; |
| String inScalar2 = " Trees"; |
| script.setScalar("inScalar1", inScalar1); |
| script.setScalar("inScalar2", inScalar2); |
| |
| bufferContainsString(executeAndCatchStdOut(script), "total:Plant Trees"); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarInputStringExplicitValueType() throws IOException, DMLException { |
| Connection conn = new Connection(); |
| String str = conn.readScript(baseDirectory + File.separator + "scalar-input-string.dml"); |
| PreparedScript script = conn.prepareScript(str, new String[] { "inScalar1", "inScalar2" }, new String[] {}); |
| String inScalar1 = "hello"; |
| String inScalar2 = "goodbye"; |
| script.setScalar("inScalar1", inScalar1); |
| script.setScalar("inScalar2", inScalar2); |
| |
| bufferContainsString(executeAndCatchStdOut(script), "result:hellogoodbye"); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarOutputLong() throws DMLException { |
| Connection conn = new Connection(); |
| String str = "outInteger = 5;\nwrite(outInteger, './tmp/outInteger');"; |
| PreparedScript script = conn.prepareScript(str, new String[] {}, new String[] { "outInteger" }); |
| |
| long result = script.executeScript().getLong("outInteger"); |
| Assert.assertEquals(5, result); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarOutputDouble() throws DMLException { |
| Connection conn = new Connection(); |
| String str = "outDouble = 1.23;\nwrite(outDouble, './tmp/outDouble');"; |
| PreparedScript script = conn.prepareScript(str, new String[] {}, new String[] { "outDouble" }); |
| |
| double result = script.executeScript().getDouble("outDouble"); |
| Assert.assertEquals(1.23, result, 0); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarOutputString() throws DMLException { |
| Connection conn = new Connection(); |
| String str = "outString = 'hello';\nwrite(outString, './tmp/outString');"; |
| PreparedScript script = conn.prepareScript(str, new String[] {}, new String[] { "outString" }); |
| |
| String result = script.executeScript().getString("outString"); |
| Assert.assertEquals("hello", result); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarOutputBoolean() throws DMLException { |
| Connection conn = new Connection(); |
| String str = "outBoolean = FALSE;\nwrite(outBoolean, './tmp/outBoolean');"; |
| PreparedScript script = conn.prepareScript(str, new String[] {}, new String[] { "outBoolean" }); |
| |
| boolean result = script.executeScript().getBoolean("outBoolean"); |
| Assert.assertEquals(false, result); |
| conn.close(); |
| } |
| |
| @SuppressWarnings("resource") |
| @Test |
| public void testScalarOutputScalarObject() throws DMLException { |
| Connection conn = new Connection(); |
| String str = "outDouble = 1.23;\nwrite(outDouble, './tmp/outDouble');"; |
| PreparedScript script = conn.prepareScript(str, new String[] {}, new String[] { "outDouble" }); |
| |
| ScalarObject so = script.executeScript().getScalarObject("outDouble"); |
| double result = so.getDoubleValue(); |
| Assert.assertEquals(1.23, result, 0); |
| conn.close(); |
| } |
| |
| private static ByteArrayOutputStream executeAndCatchStdOut(PreparedScript script){ |
| ByteArrayOutputStream buff = new ByteArrayOutputStream(); |
| PrintStream ps = new PrintStream(buff); |
| PrintStream old = System.out; |
| System.setOut(ps); |
| script.executeScript(); |
| System.out.flush(); |
| System.setOut(old); |
| return buff; |
| } |
| } |