Serge NOEL
42 lines
1.0 KiB
Java
42 lines
1.0 KiB
Java
package jmri.jmrix.pi;
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import jmri.jmrix.pi.simulator.GpioSimulator;
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/**
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* Test helper that enables the JMRI Raspberry Pi GPIO simulator so that
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* unit tests can run on non-Pi hardware without any Pi4J hardware providers.
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* <p>
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* Usage in JUnit 5:
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* <pre>
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* private PiGpioProviderScaffold scaffold;
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*
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* {@literal @}BeforeEach
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* public void setUp() {
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* scaffold = new PiGpioProviderScaffold();
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* // … create sensors / turnouts …
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* }
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*
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* {@literal @}AfterEach
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* public void tearDown() {
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* scaffold.shutdown();
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* }
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* </pre>
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*
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* @author Paul Bender Copyright (C) 2016
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*/
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public class PiGpioProviderScaffold {
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public PiGpioProviderScaffold() {
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RaspberryPiAdapter.setIsSimulator(true);
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}
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/**
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* Reset the JMRI GPIO simulator state.
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* Call this in {@code @AfterEach} to clean up all provisioned pins and
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* allow the next test to start fresh.
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*/
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public void shutdown() {
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GpioSimulator.getInstance().reset();
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}
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}
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