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Next Production Code in USB Class implemented

feature-pr-USB-NextTest
sahar 3 years ago
parent
commit
7d66b2e47a
  1. 4
      src/main/java/device/usbPlayer/UsbPlayer.java
  2. 6
      src/test/java/device/usbPlayer/UsbPlayerTest.java

4
src/main/java/device/usbPlayer/UsbPlayer.java

@ -111,7 +111,9 @@ public class UsbPlayer implements Device {
@Override
public void next() {
int currentIdex = Playlist.indexOf(playTrack);
int nextIndex = (currentIdex + 1) % Playlist.size();
playTrack = Playlist.get(nextIndex);
}
@Override

6
src/test/java/device/usbPlayer/UsbPlayerTest.java

@ -98,18 +98,18 @@ void louderTest(String testName, UsbPlayer inputPlay, int expectedResult) {
UsbPlayer up1 = new UsbPlayer();
up1.next();
UsbPlayer up2 = new UsbPlayer();
for (int i = 0; i < up2.getPlaylist().size(); i++) {
for (int i = 1; i < up2.getPlaylist().size(); i++) {
up2.next();
}
UsbPlayer up3 = new UsbPlayer();
for (int i = 0; i < up3.getPlaylist().size(); i++) {
for (int i = 1; i < up3.getPlaylist().size(); i++) {
up3.next();
}
up3.next();
return Stream.of(
Arguments.of("Second-Song : Musik 02.mp3 ", up1, "Musik 02.mp3"),
Arguments.of("Last-Song : Musik 03.mp3 ", up2, "Musik 03.mp3"),
Arguments.of("From last to first Song : Musik 01.mp3 ", up2, "Musik 01.mp3")
Arguments.of("From last to first Song : Musik 01.mp3 ", up3, "Musik 01.mp3")
);
}

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