Add GitHub Actions CI to build main.cpp (lancaster-university#3)

* Add GH Actions CI to build in all OS.

* Remove/add/fix function declarations in Tests.h

.github/workflows/build.yml

@@ -0,0 +1,45 @@
+name: Build CODAL
+
+on:
+  push:
+    branches: '*'
+  pull_request:
+    branches: '*'
+  schedule:
+    # Runs every working day at 8 am
+    - cron: '0 8 * * 1-5'
+
+jobs:
+  build-py-script:
+    strategy:
+      matrix:
+        os: [ubuntu-16.04, macos-10.15, windows-2016]
+      fail-fast: false
+    runs-on: ${{ matrix.os }}
+    name: build.py ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install toolchain (Ubuntu)
+        if: runner.os == 'Linux'
+        run: sh ./.github/workflows/scripts/install-toolchain-ubuntu.sh
+      - name: Install toolchain (Windows)
+        if: runner.os == 'Windows'
+        run: |
+          .\.github\workflows\scripts\install-toolchain-win.ps1
+          echo "::add-path::${env:GITHUB_WORKSPACE}"
+      - name: Install toolchain (macOS)
+        if: runner.os == 'macOS'
+        run: sh ./.github/workflows/scripts/install-toolchain-mac.sh
+      - name: Check Versions
+        run: |
+          arm-none-eabi-gcc --version
+          cmake --version
+          ninja --version
+          srec_cat --version
+      - name: Build using build.py
+        run: python build.py
+      - name: Upload hex file
+        uses: actions/upload-artifact@v1
+        with:
+          name: build-py-${{ matrix.os }}
+          path: MICROBIT.hex

.github/workflows/scripts/install-toolchain-mac.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+set -x
+
+# Simply install everything via homebrew
+brew tap ArmMbed/homebrew-formulae
+brew install arm-none-eabi-gcc
+brew install cmake
+brew install ninja
+brew install srecord

.github/workflows/scripts/install-toolchain-ubuntu.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+set -x
+
+# Add apt repositories for Arm GCC and CMake
+sudo add-apt-repository -y ppa:team-gcc-arm-embedded/ppa
+sudo add-apt-repository -y ppa:adrozdoff/cmake
+sudo apt-get update -qq
+# Simply install everything via apt
+sudo apt-get install -y gcc-arm-embedded
+sudo apt-get install -y cmake
+sudo apt-get install -y ninja-build
+sudo apt-get install -y srecord

.github/workflows/scripts/install-toolchain-win.ps1

@@ -0,0 +1,7 @@
+# Use chocolatey to install Arm GCC, CMake, and Ninja
+choco install gcc-arm-embedded
+choco install cmake
+choco install ninja
+# Install srec by downloading it and unzipping into the cwd
+C:\msys64\usr\bin\wget.exe -O srecord.zip https://sourceforge.net/projects/srecord/files/srecord-win32/1.64/srecord-1.64-win32.zip/download
+Expand-Archive -Force srecord.zip .

source/samples/OOB.cpp

@@ -819,7 +819,7 @@ void onFacePalm(MicroBitEvent e) {
     mute = !mute;
 }
 
-int
+void
 out_of_box_experience()
 {   
     target_freq = 0;

source/samples/Tests.h

@@ -22,7 +22,6 @@ void display_test2();
 void concurrent_display_test();
 void fade_test();
 void mems_mic_test();
-void piezo_mic_test();
 void speaker_test(int plays);
 void speaker_test2(int plays);
 void gpio_test();
@@ -38,7 +37,6 @@ void button_blinky_test();
 void spirit_level();
 void edge_connector_test();
 void analog_test();
-void piezo_clap_test(int wait_for_clap = 0);
 void mems_clap_test(int wait_for_clap = 0);
 void mems_clap_test_spl(int wait_for_clap = 0);
 void showSerialNumber();
@@ -48,11 +46,10 @@ void display_radio();
 void spirit_level2();
 void button_blinky_test2();
 int isPiezoMic2();
-int out_of_box_experience();
+void out_of_box_experience();
 int hasPassedFactoryTests();
 void record_factory_pass();
 void display_arrows();
-void factory_radio_transmitter();
 void square_wave_test();
 void red_power_test();
 void green_power_test();
@@ -83,6 +80,8 @@ void sound_emoji_test();
 void interactive_off_test();
 void deep_sleep_test1();
 void deep_sleep_test2();
+void interactive_deep_sleep_test();
+void usb_connection_test();
 void sound_emoji_streamer();
 void flash_storage_test();
 void sound_expression_test();