Enable 2 CI systems side by side

.travis.yml

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+language: ruby
+sudo: false
+
+# Disabling cache to make speed comparison more fair
+# cache:
+#   directories:
+#     - ~/arduino_ide
+#   files:
+#     - ~/arduino-*-linux64.tar.xz
+
+
+env:
+  global:
+    - ARDUINO_IDE_VERSION="1.8.6"
+
+
+git:
+  depth: false
+  quiet: true
+
+jobs:
+  include:
+    # One job is the CI script defined by Adafruit/travis-ci-arduino
+    #  It's configured here and using .skip files
+    -
+      name: travis-ci-arduino
+      before_install:
+        - source <(curl -SLs https://raw.githubusercontent.com/adafruit/travis-ci-arduino/master/install.sh)
+      install:
+        - echo "this is the 'install' section of .travis.yml"
+      script:
+        - build_main_platforms
+
+    # The other job is the CI script defined by ianfixes/arduino_ci
+    #  It's launched here and uses .arduino-ci.yml (if provided) for customization
+    -
+      name: arduino_ci
+      os: osx
+      script:
+        - bundle install
+        - bundle exec arduino_ci_remote.rb
+
+notifications:
+  email:
+    on_success: change
+    on_failure: change

Gemfile

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+source 'https://rubygems.org'
+
+gem 'arduino_ci', '~> 0.1.14'

test/strip.cpp

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+#include <ArduinoUnitTests.h>
+#include "../Adafruit_WS2801.h"
+
+unittest(set_strip_values)
+{
+  GodmodeState* state = GODMODE();
+  state->reset();
+
+  // create strip of length 10
+  Adafruit_WS2801 strip;
+  strip = Adafruit_WS2801(10, 3, 2);
+  strip.begin();
+  strip.show();
+  assertEqual(30, state->digitalPin[3].toAscii(1, true).length());
+
+  // set all 10 pixels to some arbitrary HSV value
+  for (int i = 0; i < 10; ++i) {
+    strip.setPixelColor(i, 500);
+  }
+  strip.show();
+
+  assertEqual(60, state->digitalPin[3].toAscii(1, true).length());
+
+  // pin 2 is the clock pin, we expect 0xAA, which is 0b10101010
+  assertEqual(0xAA, (unsigned char)(state->digitalPin[2].toAscii(1, true)[0]));
+  assertEqual(0xAA, (unsigned char)(state->digitalPin[2].toAscii(1, true)[1]));
+  assertEqual(0xAA, (unsigned char)(state->digitalPin[2].toAscii(1, true)[2]));
+
+  // pin 3 is the data, we expect 3 byte groups, all zeroes
+  assertEqual(0, (unsigned int)(state->digitalPin[3].toAscii(1, true)[0]));
+  assertEqual(0, (unsigned int)(state->digitalPin[3].toAscii(1, true)[1]));
+  assertEqual(0, (unsigned int)(state->digitalPin[3].toAscii(1, true)[2]));
+
+  // the second 30 bytes will be our pixel color.  not sure what to expect
+  // but I _do_ expect it to repeat
+  assertEqual(0, (unsigned int)(state->digitalPin[3].toAscii(1, true)[30]));
+  assertEqual(1, (unsigned int)(state->digitalPin[3].toAscii(1, true)[31]));
+  assertEqual(4294967284, (unsigned int)(state->digitalPin[3].toAscii(1, true)[32]));
+  assertEqual(0, (unsigned int)(state->digitalPin[3].toAscii(1, true)[33]));
+  assertEqual(1, (unsigned int)(state->digitalPin[3].toAscii(1, true)[34]));
+  assertEqual(4294967284, (unsigned int)(state->digitalPin[3].toAscii(1, true)[35]));
+}
+
+unittest_main()