DoubleParameterTest.java example

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/*
 * 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.flink.graph.drivers.parameter;

import org.apache.flink.api.java.utils.ParameterTool;
import org.apache.flink.client.program.ProgramParametrizationException;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;

public class DoubleParameterTest
extends ParameterTestBase {

	@Rule
	public ExpectedException expectedException = ExpectedException.none();

	private DoubleParameter parameter;

	@Before
	public void setup() {
		super.setup();

		parameter = new DoubleParameter(owner, "test");
	}

	// Test configuration

	@Test
	public void testDefaultValueBelowMinimum() {
		parameter.setMinimumValue(1.0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Default value (0.0) must be greater than minimum (1.0)");

		parameter.setDefaultValue(0.0);
	}

	@Test
	public void testDefaultValueBetweenMinAndMax() {
		parameter.setMinimumValue(-1.0, false);
		parameter.setMaximumValue(1.0, false);

		parameter.setDefaultValue(0);
	}

	@Test
	public void testDefaultValueAboveMaximum() {
		parameter.setMaximumValue(-1.0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Default value (0.0) must be less than maximum (-1.0)");

		parameter.setDefaultValue(0);
	}

	@Test
	public void testMinimumValueAboveMaximum() {
		parameter.setMaximumValue(0.0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Minimum value (1.0) must be less than maximum (0.0)");

		parameter.setMinimumValue(1.0, false);
	}

	@Test
	public void testMinimumValueAboveDefault() {
		parameter.setDefaultValue(0);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Minimum value (1.0) must be less than default (0.0)");

		parameter.setMinimumValue(1.0, false);
	}

	@Test
	public void testMaximumValueBelowMinimum() {
		parameter.setMinimumValue(0.0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Maximum value (-1.0) must be greater than minimum (0.0)");

		parameter.setMaximumValue(-1.0, false);
	}

	@Test
	public void testMaximumValueBelowDefault() {
		parameter.setDefaultValue(0);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Maximum value (-1.0) must be greater than default (0.0)");

		parameter.setMaximumValue(-1.0, false);
	}

	@Test
	public void testEqualMinimumAndMaximumInclusive() {
		parameter.setMinimumValue(0.0, true);
		parameter.setMaximumValue(0.0, true);
	}

	@Test
	public void testMinimumEqualsMaximumExclusive() {
		parameter.setMaximumValue(0.0, true);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Minimum value (0.0) must be less than maximum (0.0)");

		parameter.setMinimumValue(0.0, false);
	}

	@Test
	public void testMaximumEqualsMinimumExclusive() {
		parameter.setMinimumValue(0.0, true);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("Maximum value (0.0) must be greater than minimum (0.0)");

		parameter.setMaximumValue(0.0, false);
	}

	// With default

	@Test
	public void testWithDefaultWithParameter() {
		parameter.setDefaultValue(43.21);
		Assert.assertEquals("[--test TEST]", parameter.getUsage());

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "12.34"}));
		Assert.assertEquals(new Double(12.34), parameter.getValue());
	}

	@Test
	public void testWithDefaultWithoutParameter() {
		parameter.setDefaultValue(43.21);
		Assert.assertEquals("[--test TEST]", parameter.getUsage());

		parameter.configure(ParameterTool.fromArgs(new String[]{}));
		Assert.assertEquals(new Double(43.21), parameter.getValue());
	}

	// Without default

	@Test
	public void testWithoutDefaultWithParameter() {
		Assert.assertEquals("--test TEST", parameter.getUsage());

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "12.34"}));
		Assert.assertEquals(new Double(12.34), parameter.getValue());
	}

	@Test
	public void testWithoutDefaultWithoutParameter() {
		Assert.assertEquals("--test TEST", parameter.getUsage());

		expectedException.expect(RuntimeException.class);
		expectedException.expectMessage("No data for required key 'test'");

		parameter.configure(ParameterTool.fromArgs(new String[]{}));
	}

	// Min

	@Test
	public void testMinInRange() {
		parameter.setMinimumValue(0, false);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "1"}));
		Assert.assertEquals(new Double(1), parameter.getValue());
	}

	@Test
	public void testMinAtRangeInclusive() {
		parameter.setMinimumValue(0, true);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "0"}));
		Assert.assertEquals(new Double(0), parameter.getValue());
	}

	@Test
	public void testMinAtRangeExclusive() {
		parameter.setMinimumValue(0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be greater than 0.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "0"}));
	}

	@Test
	public void testMinOutOfRange() {
		parameter.setMinimumValue(0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be greater than 0.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "-1"}));
	}

	@Test
	public void testMinOutOfRangeExclusive() {
		parameter.setMinimumValue(0, true);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be greater than or equal to 0.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "-1"}));
	}

	// Max

	@Test
	public void testMaxInRange() {
		parameter.setMaximumValue(0, false);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "-1"}));
		Assert.assertEquals(new Double(-1), parameter.getValue());
	}

	@Test
	public void testMaxAtRangeInclusive() {
		parameter.setMaximumValue(0, true);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "0"}));
		Assert.assertEquals(new Double(0), parameter.getValue());
	}

	@Test
	public void testMaxAtRangeExclusive() {
		parameter.setMaximumValue(0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be less than 0.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "0"}));
	}

	@Test
	public void testMaxOutOfRange() {
		parameter.setMaximumValue(0, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be less than 0.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "1"}));
	}

	@Test
	public void testMaxOutOfRangeExclusive() {
		parameter.setMaximumValue(0, true);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be less than or equal to 0.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "1"}));
	}

	// Min and max

	@Test
	public void testMinAndMaxBelowRange() {
		parameter.setMinimumValue(-1, false);
		parameter.setMaximumValue(1, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be greater than -1.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "-2"}));
	}

	@Test
	public void testMinAndMaxAtRangeMinimumExclusive() {
		parameter.setMinimumValue(-1, false);
		parameter.setMaximumValue(1, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be greater than -1.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "-1"}));
	}

	@Test
	public void testMinAndMaxAtRangeMinimumInclusive() {
		parameter.setMinimumValue(-1, true);
		parameter.setMaximumValue(1, true);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "-1"}));
		Assert.assertEquals(new Double(-1), parameter.getValue());
	}

	@Test
	public void testMinAndMaxInRange() {
		parameter.setMinimumValue(-1, false);
		parameter.setMaximumValue(1, false);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "0"}));
		Assert.assertEquals(new Double(0), parameter.getValue());
	}

	@Test
	public void testMinAndMaxAtRangeMaximumInclusive() {
		parameter.setMinimumValue(-1, true);
		parameter.setMaximumValue(1, true);
		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "1"}));
		Assert.assertEquals(new Double(1), parameter.getValue());
	}

	@Test
	public void testMinAndMaxAtRangeMaximumExclusive() {
		parameter.setMinimumValue(-1, false);
		parameter.setMaximumValue(1, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be less than 1.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "1"}));
	}

	@Test
	public void testMinAndMaxAboveRange() {
		parameter.setMinimumValue(-1, false);
		parameter.setMaximumValue(1, false);

		expectedException.expect(ProgramParametrizationException.class);
		expectedException.expectMessage("test must be less than 1.0");

		parameter.configure(ParameterTool.fromArgs(new String[]{"--test", "2"}));
	}
}