import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Disabled; import org.junit.jupiter.api.DisplayName; import java.util.List; import static org.assertj.core.api.Assertions.assertThat; import static org.junit.jupiter.api.Assertions.assertThrows; public class IntergalacticTransmissionTest { @Test @DisplayName("calculate transmit sequences") public void calculateTransmitSequencesEmptyMessage() { List input = List.of(); List expected = List.of(); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x00 is transmitted as 0x0000") public void calculateTransmitSequences0x00IsTransmittedAs0x0000() { List input = List.of(0x00); List expected = List.of(0x00, 0x00); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x02 is transmitted as 0x0300") public void calculateTransmitSequences0x02IsTransmittedAs0x0300() { List input = List.of(0x02); List expected = List.of(0x03, 0x00); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x06 is transmitted as 0x0600") public void calculateTransmitSequences0x06IsTransmittedAs0x0600() { List input = List.of(0x06); List expected = List.of(0x06, 0x00); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x05 is transmitted as 0x0581") public void calculateTransmitSequences0x05IsTransmittedAs0x0581() { List input = List.of(0x05); List expected = List.of(0x05, 0x81); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x29 is transmitted as 0x2881") public void calculateTransmitSequences0x29IsTransmittedAs0x2881() { List input = List.of(0x29); List expected = List.of(0x28, 0x81); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0xc001c0de is transmitted as 0xc000711be1") public void calculateTransmitSequences0xc001c0deIsTransmittedAs0xc000711be1() { List input = List.of(0xc0, 0x01, 0xc0, 0xde); List expected = List.of(0xc0, 0x00, 0x71, 0x1b, 0xe1); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("six byte message") public void calculateTransmitSequencesSixByteMessage() { List input = List.of(0x47, 0x72, 0x65, 0x61, 0x74, 0x21); List expected = List.of(0x47, 0xb8, 0x99, 0xac, 0x17, 0xa0, 0x84); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("at 7 bytes long, no padding is required") public void calculateTransmitSequencesSevenByteMessage() { List input = List.of(0x47, 0x72, 0x65, 0x61, 0x74, 0x31, 0x21); List expected = List.of(0x47, 0xb8, 0x99, 0xac, 0x17, 0xa0, 0xc5, 0x42); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("eight byte message") public void calculateTransmitSequencesEightByteMessage() { List input = List.of(0xc0, 0x01, 0x13, 0x37, 0xc0, 0xde, 0x21, 0x21); List expected = List.of(0xc0, 0x00, 0x44, 0x66, 0x7d, 0x06, 0x78, 0x42, 0x21, 0x81); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("twenty byte message") public void calculateTransmitSequencesTwentyByteMessage() { List input = List.of( 0x45, 0x78, 0x65, 0x72, 0x63, 0x69, 0x73, 0x6d, 0x20, 0x69, 0x73, 0x20, 0x61, 0x77, 0x65, 0x73, 0x6f, 0x6d, 0x65, 0x21); List expected = List.of( 0x44, 0xbd, 0x18, 0xaf, 0x27, 0x1b, 0xa5, 0xe7, 0x6c, 0x90, 0x1b, 0x2e, 0x33, 0x03, 0x84, 0xee, 0x65, 0xb8, 0xdb, 0xed, 0xd7, 0x28, 0x84); assertThat(IntergalacticTransmission.getTransmitSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("empty message") public void decodeReceivedMessagesEmptyMessage() { List input = List.of(); List expected = List.of(); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("zero message") public void decodeReceivedMessagesZeroMessage() { List input = List.of(0x00, 0x00); List expected = List.of(0x00); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x0300 is decoded to 0x02") public void decodeReceivedMessages0x0300IsDecodedTo0x02() { List input = List.of(0x03, 0x00); List expected = List.of(0x02); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x0581 is decoded to 0x05") public void decodeReceivedMessages0x0581IsDecodedTo0x05() { List input = List.of(0x05, 0x81); List expected = List.of(0x05); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0x2881 is decoded to 0x29") public void decodeReceivedMessages0x2881IsDecodedTo0x29() { List input = List.of(0x28, 0x81); List expected = List.of(0x29); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("first byte has wrong parity") public void decodeFirstByteWrongParity() { List input = List.of(0x07, 0x00); assertThrows(IllegalArgumentException.class, () -> IntergalacticTransmission.decodeSequence(input)); } @Disabled("Remove to run test") @Test @DisplayName("second byte has wrong parity") public void decodeSecondByteWrongParity() { List input = List.of(0x03, 0x68); assertThrows(IllegalArgumentException.class, () -> IntergalacticTransmission.decodeSequence(input)); } @Disabled("Remove to run test") @Test @DisplayName("0xcf4b00 is decoded to 0xce94") public void decode0xcf4b00To0xce94() { List input = List.of(0xcf, 0x4b, 0x00); List expected = List.of(0xce, 0x94); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("0xe2566500 is decoded to 0xe2ad90") public void decode0xe2566500To0xe2ad90() { List input = List.of(0xe2, 0x56, 0x65, 0x00); List expected = List.of(0xe2, 0xad, 0x90); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("six byte message") public void decodeSixByteMessage() { List input = List.of(0x47, 0xb8, 0x99, 0xac, 0x17, 0xa0, 0x84); List expected = List.of(0x47, 0x72, 0x65, 0x61, 0x74, 0x21); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("seven byte message") public void decodeSevenByteMessage() { List input = List.of(0x47, 0xb8, 0x99, 0xac, 0x17, 0xa0, 0xc5, 0x42); List expected = List.of(0x47, 0x72, 0x65, 0x61, 0x74, 0x31, 0x21); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("last byte has wrong parity") public void decodeLastByteWrongParity() { List input = List.of(0x47, 0xb8, 0x99, 0xac, 0x17, 0xa0, 0xc5, 0x43); assertThrows(IllegalArgumentException.class, () -> IntergalacticTransmission.decodeSequence(input)); } @Disabled("Remove to run test") @Test @DisplayName("eight byte message") public void decodeEightByteMessage() { List input = List.of(0xc0, 0x00, 0x44, 0x66, 0x7d, 0x06, 0x78, 0x42, 0x21, 0x81); List expected = List.of(0xc0, 0x01, 0x13, 0x37, 0xc0, 0xde, 0x21, 0x21); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("twenty byte message") public void decodeTwentyByteMessage() { List input = List.of( 0x44, 0xbd, 0x18, 0xaf, 0x27, 0x1b, 0xa5, 0xe7, 0x6c, 0x90, 0x1b, 0x2e, 0x33, 0x03, 0x84, 0xee, 0x65, 0xb8, 0xdb, 0xed, 0xd7, 0x28, 0x84); List expected = List.of( 0x45, 0x78, 0x65, 0x72, 0x63, 0x69, 0x73, 0x6d, 0x20, 0x69, 0x73, 0x20, 0x61, 0x77, 0x65, 0x73, 0x6f, 0x6d, 0x65, 0x21); assertThat(IntergalacticTransmission.decodeSequence(input)) .isEqualTo(expected); } @Disabled("Remove to run test") @Test @DisplayName("wrong parity on 16th byte") public void decodeWrongParityOn16thByte() { List input = List.of( 0x44, 0xbd, 0x18, 0xaf, 0x27, 0x1b, 0xa5, 0xe7, 0x6c, 0x90, 0x1b, 0x2e, 0x33, 0x03, 0x84, 0xef, 0x65, 0xb8, 0xdb, 0xed, 0xd7, 0x28, 0x84); assertThrows(IllegalArgumentException.class, () -> IntergalacticTransmission.decodeSequence(input)); } }