add .gitlab-ci.yml and .appveyor.yml for ci testing

.appveyor.yml

@@ -0,0 +1,56 @@
+# Copyright © 2018–2019 Trevor Spiteri
+
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved. This file is offered as-is,
+# without any warranty.
+
+skip_tags: true
+
+environment:
+  matrix:
+    - TARGET: x86_64-pc-windows-gnu
+      CONFIG_SITE: C:/msys64/mingw64/etc/config.site
+      MINGW_CHOST: x86_64-w64-mingw32
+      MINGW_PACKAGE_PREFIX: mingw-w64-x86_64
+      MINGW_PREFIX: C:/msys64/mingw64
+      MSYSTEM: MINGW64
+      MSYSTEM_CARCH: x86_64
+      MSYSTEM_CHOST: x86_64-w64-mingw32
+      MSYSTEM_PREFIX: C:/msys64/mingw64
+    - TARGET: i686-pc-windows-gnu
+      CONFIG_SITE: C:/msys64/mingw32/etc/config.site
+      MINGW_CHOST: i686-w64-mingw32
+      MINGW_PACKAGE_PREFIX: mingw-w64-i686
+      MINGW_PREFIX: C:/msys64/mingw32
+      MSYSTEM: MINGW32
+      MSYSTEM_CARCH: i686
+      MSYSTEM_CHOST: i686-w64-mingw32
+      MSYSTEM_PREFIX: C:/msys64/mingw32
+
+cache:
+  - '%USERPROFILE%\.cargo\registry\cache'
+
+install:
+  - set PATH=C:\msys64\%MSYSTEM%\bin;C:\msys64\usr\bin;%USERPROFILE%\.cargo\bin;%PATH%
+  - curl -sSf -o rustup-init.exe https://win.rustup.rs
+  - rustup-init.exe -y --default-host %TARGET% --default-toolchain none --no-modify-path
+  - rustup --version
+  - rustup install beta-%TARGET% 1.28.0-%TARGET%
+  - rustup component add --toolchain beta-%TARGET% rustfmt clippy
+
+build: false
+
+before_test:
+  - bash -c "if [ -d ""$USERPROFILE/.cargo/registry/cache"" ]; then cd ""$USERPROFILE/.cargo/registry""; find cache -name \*.crate; fi"
+
+test_script:
+  - cargo +beta-%TARGET% test --features fail-on-warnings
+  - cargo +beta-%TARGET% test --release --features fail-on-warnings
+  - cargo +beta-%TARGET% fmt -- --check
+  - cargo +beta-%TARGET% clippy --all-targets --features fail-on-warnings
+  - cargo +1.28.0-%TARGET% test --features fail-on-warnings
+  - cargo +1.28.0-%TARGET% test --release --features fail-on-warnings
+
+after_test:
+  - bash -c "if [ -d ""$USERPROFILE/.cargo/registry/cache"" ]; then cd ""$USERPROFILE/.cargo/registry""; find cache -name \*.crate; fi"

.gitlab-ci.yml

@@ -0,0 +1,52 @@
+# Copyright © 2018–2019 Trevor Spiteri
+
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved. This file is offered as-is,
+# without any warranty.
+
+before_script:
+  - getconf LONG_BIT
+  - rustup --version
+  - rustup install beta-$TARGET 1.28.0-$TARGET
+  - rustup component add --toolchain beta-$TARGET rustfmt clippy
+  - if [ -d cargo/registry/cache ]; then rm -rf $CARGO_HOME/registry/cache; mkdir -p $CARGO_HOME/registry; cp -R cargo/registry/cache $CARGO_HOME/registry/; echo Copied registry/cache; fi
+  - if [ -d $CARGO_HOME/registry/cache ]; then (cd $CARGO_HOME/registry; find cache -name \*.crate) fi
+
+after_script:
+  - if [ -d $CARGO_HOME/registry/cache ]; then (cd $CARGO_HOME/registry; find cache -name \*.crate) fi
+  - rm -rf cargo
+  - mkdir -p cargo/registry
+  - if [ -d $CARGO_HOME/registry/cache ]; then cp -R $CARGO_HOME/registry/cache cargo/registry/; echo Updated registry/cache; fi
+
+x86_64-gnulinux:
+  image: amd64/rust:1
+  variables:
+    TARGET: x86_64
+  cache:
+    key: $CI_JOB_NAME
+    paths:
+    - cargo/
+  script:
+  - cargo +beta-$TARGET test --features fail-on-warnings
+  - cargo +beta-$TARGET test --release --features fail-on-warnings
+  - cargo +beta-$TARGET fmt -- --check
+  - cargo +beta-$TARGET clippy --all-targets --features fail-on-warnings
+  - cargo +1.28.0-$TARGET test --features fail-on-warnings
+  - cargo +1.28.0-$TARGET test --release --features fail-on-warnings
+
+i686-gnulinux:
+  image: i386/rust:1
+  variables:
+    TARGET: i686
+  cache:
+    key: $CI_JOB_NAME
+    paths:
+    - cargo/
+  script:
+  - cargo +beta-$TARGET test --features fail-on-warnings
+  - cargo +beta-$TARGET test --release --features fail-on-warnings
+  - cargo +beta-$TARGET fmt -- --check
+  - cargo +beta-$TARGET clippy --all-targets --features fail-on-warnings
+  - cargo +1.28.0-$TARGET test --features fail-on-warnings
+  - cargo +1.28.0-$TARGET test --release --features fail-on-warnings