[ci] add macos 12 aka xcode14 for travis

.travis.yml

@@ -0,0 +1,57 @@
+language: generic
+
+jobs:
+  include:
+    - os: osx
+      arch: amd64
+      osx_image: xcode14.2
+
+env:
+  - LISP: sbcl
+
+install:
+  - echo $PWD
+  - ls
+  - bash <(curl -s https://raw.githubusercontent.com/digikar99/lisp-travis-lite/master/run.sh)
+
+script:
+  - echo $PATH
+
+  - ls
+  - echo Testing without numpy
+  - python3 -m venv ./py4cl2-cffi/
+  - source ./py4cl2-cffi/bin/activate
+  - cl --eval '(push (pathname "./") ql:*local-project-directories*)' --eval '(ql:quickload "py4cl2-cffi")' --eval '(assert (= 5 (py4cl2-cffi:pyeval 5)))' --eval '(print py4cl2-cffi:*internal-features*)'
+
+  - echo Download download-dependencies
+  - git clone https://github.com/digikar99/download-dependencies $HOME/quicklisp/local-projects/download-dependencies
+
+  - echo Download Tests
+  - git clone https://github.com/digikar99/py4cl2-cffi-tests $HOME/quicklisp/local-projects/py4cl2-cffi-tests
+
+  - echo Download Test Dependencies
+  - |
+    cl --eval '(ql:quickload "download-dependencies")' \
+       --eval '(in-package :download-dependencies)' \
+       --eval '(push (pathname "./") ql:*local-project-directories*)' \
+       --eval '(let ((*dependencies-home* (first ql:*local-project-directories*))) (ensure-system "py4cl2-cffi-tests"))'
+
+  - echo Installing python modules
+  - pip install --upgrade pip
+  - pip3 install numpy
+  - pip3 install networkx
+  - pip3 install matplotlib
+
+  - echo Compiling Tests
+  - cl --load "ci-pre-test.lisp"
+
+  # Testing it on the second load confirms that functionalities do not
+  # solely eval-when compile-toplevel, and that they persist across multiple loads.
+  - echo Running Tests
+  - cl --load "ci-test.lisp" || cl --load "ci-test.lisp"
+
+
+
+
+notifications:
+  email: false