Add LEDSubsystem Test

src/main/java/frc4388/robot/subsystems/LED.java

@@ -21,6 +21,7 @@ import frc4388.utility.LEDPatterns;
 public class LED extends SubsystemBase {
 
   private float m_currentLED;
+  private LEDPatterns m_currentPattern;
   private Spark m_LEDController;
 
   /**
@@ -29,27 +30,35 @@ public class LED extends SubsystemBase {
   public LED(Spark LEDController){
     m_LEDController = LEDController;
     setPattern(LEDConstants.DEFAULT_PATTERN);
-    m_LEDController.set(m_currentLED);
+    updateLED();
     System.err.println("In the Beginning, there was Joe.\nAnd he said, 'Let there be LEDs.'\nAnd it was good.");
   }
 
   @Override
   public void periodic(){
-    SmartDashboard.putNumber("LED", m_currentLED);
+    SmartDashboard.putNumber("LED", m_currentPattern.getValue());
   }
 
   /**
    * Add your docs here.
    */
   public void updateLED(){
-    m_LEDController.set(m_currentLED);
+    m_LEDController.set(m_currentPattern.getValue());
   }
 
   /**
    * Add your docs here.
    */
   public void setPattern(LEDPatterns pattern){
-    m_currentLED = pattern.getValue();
+    m_currentPattern = pattern;
-    m_LEDController.set(m_currentLED);
+    m_LEDController.set(m_currentPattern.getValue());
+  }
+
+  /**
+   * Add your docs here.
+   * @return
+   */
+  public LEDPatterns getPattern() {
+    return m_currentPattern;
   }
 }

src/test/java/frc4388/robot/subsystems/LEDSubsystemTest.java

@@ -0,0 +1,43 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2018-2019 FIRST. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+package frc4388.robot.subsystems;
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+import org.junit.*;
+import edu.wpi.first.wpilibj.*;
+import frc4388.robot.Constants.LEDConstants;
+import frc4388.utility.LEDPatterns;
+
+/**
+ * Add your docs here.
+ */
+public class LEDSubsystemTest {
+    Spark ledController = mock(Spark.class);
+    LED led = new LED(ledController);
+
+    @Test
+    public void testPatterns() {
+        assertEquals(LEDConstants.DEFAULT_PATTERN.getValue(), led.getPattern().getValue(), 0.0001);
+
+        led.setPattern(LEDPatterns.RAINBOW_RAINBOW);
+        assertEquals(LEDPatterns.RAINBOW_RAINBOW.getValue(), led.getPattern().getValue(), 0.0001);
+
+        led.setPattern(LEDPatterns.BLUE_BREATH);
+        assertEquals(LEDPatterns.BLUE_BREATH.getValue(), led.getPattern().getValue(), 0.0001);
+
+        led.setPattern(LEDPatterns.C1_SCANNER);
+        assertEquals(LEDPatterns.C1_SCANNER.getValue(), led.getPattern().getValue(), 0.0001);
+
+        led.setPattern(LEDPatterns.C1_CHASE);
+        assertEquals(LEDPatterns.C1_CHASE.getValue(), led.getPattern().getValue(), 0.0001);
+
+        led.setPattern(LEDPatterns.SOLID_BLACK);
+        assertEquals(LEDPatterns.SOLID_BLACK.getValue(), led.getPattern().getValue(), 0.0001);
+    }
+}