IRsend_test.cpp

// Copyright 2017 David Conran

#include "IRsend_test.h"
#include "IRsend.h"
#include "gtest/gtest.h"

// Tests sendData().

// Test sending zero bits.
TEST(TestSendData, SendZeroBits) {
  IRsendTest irsend(4);
  irsend.begin();
  irsend.sendData(1, 2, 3, 4, 0b1, 0, true);
  EXPECT_EQ("", irsend.outputStr());
}

// Test sending zero and one.
TEST(TestSendData, SendSingleBit) {
  IRsendTest irsend(4);
  irsend.begin();
  irsend.sendData(1, 2, 3, 4, 0b1, 1, true);
  EXPECT_EQ("m1s2", irsend.outputStr());
  irsend.sendData(1, 2, 3, 4, 0b0, 1, true);
  EXPECT_EQ("m3s4", irsend.outputStr());
}

// Test sending bit order.
TEST(TestSendData, TestingBitSendOrder) {
  IRsendTest irsend(4);
  irsend.begin();
  irsend.sendData(1, 2, 3, 4, 0b10, 2, true);
  EXPECT_EQ("m1s2m3s4", irsend.outputStr());
  irsend.sendData(1, 2, 3, 4, 0b10, 2, false);
  EXPECT_EQ("m3s4m1s2", irsend.outputStr());
  irsend.sendData(1, 2, 3, 4, 0b0001, 4, false);
  EXPECT_EQ("m1s2m3s4m3s4m3s4", irsend.outputStr());
}

// Test sending typical data.
TEST(TestSendData, SendTypicalData) {
  IRsendTest irsend(4);
  irsend.begin();
  irsend.sendData(1, 2, 3, 4, 0b1010110011110000, 16, true);
  EXPECT_EQ("m1s2m3s4m1s2m3s4m1s2m1s2m3s4m3s4m1s2m1s2m1s2m1s2m3s4m3s4m3s4m3s4",
            irsend.outputStr());
  irsend.sendData(1, 2, 3, 4, 0x1234567890ABCDEF, 64, true);
  EXPECT_EQ("m3s4m3s4m3s4m1s2m3s4m3s4m1s2m3s4m3s4m3s4m1s2m1s2m3s4m1s2m3s4m3s4"
            "m3s4m1s2m3s4m1s2m3s4m1s2m1s2m3s4m3s4m1s2m1s2m1s2m1s2m3s4m3s4m3s4"
            "m1s2m3s4m3s4m1s2m3s4m3s4m3s4m3s4m1s2m3s4m1s2m3s4m1s2m3s4m1s2m1s2"
            "m1s2m1s2m3s4m3s4m1s2m1s2m3s4m1s2m1s2m1s2m1s2m3s4m1s2m1s2m1s2m1s2",
            irsend.outputStr());
}

// Test sending more than expected bits.
TEST(TestSendData, SendOverLargeData) {
  IRsendTest irsend(4);
  irsend.begin();
  irsend.sendData(1, 2, 3, 4, 0xFFFFFFFFFFFFFFFF, 70, true);
  EXPECT_EQ("m3s4m3s4m3s4m3s4m3s4m3s4"
            "m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2"
            "m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2"
            "m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2"
            "m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2m1s2",
            irsend.outputStr());
}

// Test inverting the output.
TEST(TestIRSend, InvertedOutput) {
  IRsendTest irsend(4, true);
  irsend.begin();
  irsend.sendData(1, 2, 3, 4, 0b1, 1, true);
  EXPECT_EQ("s1m2", irsend.outputStr());
  irsend.sendData(1, 2, 3, 4, 0b0, 1, true);
  EXPECT_EQ("s3m4", irsend.outputStr());
}

// Test typical use of sendRaw().
TEST(TestSendRaw, GeneralUse) {
  IRsendTest irsend(4);
  IRrecv irrecv(0);

  irsend.begin();
  // NEC C3E0E0E8 as measured in #204
  uint16_t rawData[67] = {8950, 4500, 550, 1650, 600, 1650, 550, 550, 600, 500,
                          600, 550, 550, 550, 600, 1650, 550, 1650, 600, 1650,
                          600, 1650, 550, 1700, 550, 550, 600, 550, 550, 550,
                          600, 500, 600, 550, 550, 1650, 600, 1650, 600, 1650,
                          550, 550, 600, 500, 600, 500, 600, 550, 550, 550,
                          600, 1650, 550, 1650, 600, 1650, 600, 500, 650, 1600,
                          600, 500, 600, 550, 550, 550, 600};

  irsend.sendRaw(rawData, 67, 38);
  EXPECT_EQ(
      "m8950s4500"
      "m550s1650m600s1650m550s550m600s500m600s550m550s550m600s1650m550s1650"
      "m600s1650m600s1650m550s1700m550s550m600s550m550s550m600s500m600s550"
      "m550s1650m600s1650m600s1650m550s550m600s500m600s500m600s550m550s550"
      "m600s1650m550s1650m600s1650m600s500m650s1600m600s500m600s550m550s550"
      "m600", irsend.outputStr());

  irsend.reset();
  irsend.sendRaw(rawData, 67, 38);
  irsend.makeDecodeResult();
  EXPECT_EQ(
      "m8950s4500"
      "m550s1650m600s1650m550s550m600s500m600s550m550s550m600s1650m550s1650"
      "m600s1650m600s1650m550s1700m550s550m600s550m550s550m600s500m600s550"
      "m550s1650m600s1650m600s1650m550s550m600s500m600s500m600s550m550s550"
      "m600s1650m550s1650m600s1650m600s500m650s1600m600s500m600s550m550s550"
      "m600", irsend.outputStr());
  ASSERT_TRUE(irrecv.decodeNEC(&irsend.capture, NEC_BITS, false));
  EXPECT_EQ(NEC, irsend.capture.decode_type);
  EXPECT_EQ(32, irsend.capture.bits);
  EXPECT_EQ(0xC3E0E0E8, irsend.capture.value);
}

// Incorrect handling of decodes from Raw. i.e. There is no gap recorded at
// the end of a command when using the interrupt code. sendRaw() best emulates
// this for unit testing purposes. sendGC() and sendXXX() will add the trailing
// gap. Users won't see this in normal use.
TEST(TestSendRaw, NoTrailingGap) {
  IRsendTest irsend(4);
  IRrecv irrecv(4);
  irsend.begin();

  irsend.reset();
  uint16_t rawData[67] = {9000, 4500, 650, 550, 650, 1650, 600, 550, 650, 550,
                          600, 1650, 650, 550, 600, 1650, 650, 1650, 650, 1650,
                          600, 550, 650, 1650, 650, 1650, 650, 550, 600, 1650,
                          650, 1650, 650, 550, 650, 550, 650, 1650, 650, 550,
                          650, 550, 650, 550, 600, 550, 650, 550, 650, 550,
                          650, 1650, 600, 550, 650, 1650, 650, 1650, 650, 1650,
                          650, 1650, 650, 1650, 650, 1650, 600};
  irsend.sendRaw(rawData, 67, 38);
  irsend.makeDecodeResult();
  EXPECT_TRUE(irrecv.decodeNEC(&irsend.capture));
  EXPECT_EQ(NEC, irsend.capture.decode_type);
  EXPECT_EQ(NEC_BITS, irsend.capture.bits);
}