Improve CI configuration

This separates the build stage from the test stage, and publishes a test
coverage report as a page.

.gitlab-ci.yml

@@ -1,91 +1,162 @@
-arm-linux-gnueabihf:
+stages:
+  - build
+  - test
+  - deploy
+
+.build_template: &build_definition
+  stage: build
+  artifacts:
+    paths:
+      - build/
+      - .lock-waf*
+
+.test_template: &test_definition
+  stage: test
+  artifacts:
+    paths:
+      - build/coverage
+
+
+arm:
+  <<: *build_definition
   image: drobilla/debian-stretch
+  script: python ./waf configure build -dsT
   variables:
     CC: "arm-linux-gnueabihf-gcc"
     CXX: "arm-linux-gnueabihf-g++"
-  script:
-    - python ./waf configure build test -dsT --wrapper=qemu-arm
 
-aarch64-linux-gnu:
+test:arm:
+  <<: *test_definition
   image: drobilla/debian-stretch
+  script: python ./waf test --wrapper=qemu-arm
+  dependencies:
+    - arm
+
+
+aarch64:
+  <<: *build_definition
+  image: drobilla/debian-stretch
+  script: python ./waf configure build -dsT
   variables:
     CC: "aarch64-linux-gnu-gcc"
     CXX: "aarch64-linux-gnu-g++"
-  script:
-    - python ./waf configure build test -dsT --wrapper=qemu-aarch64
 
-lin_dbg:
+test:aarch64:
+  <<: *test_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -dsT
+  script: python ./waf test --wrapper=qemu-aarch64
+  dependencies:
+    - aarch64
 
-lin_rel:
-  image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -sT
 
-lin_dbg_st:
+amd64_dbg:
+  <<: *build_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -dsT --static-progs --no-shared
+  script: python ./waf configure build -dsT
 
-lin_rel_st:
+test:amd64_dbg:
+  <<: *test_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -sT --static-progs --no-shared
+  script: python ./waf test
+  dependencies:
+    - amd64_dbg
+
 
-lin_dbg_no_posix:
+amd64_rel:
+  <<: *build_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -dsT --no-posix
+  script: python ./waf configure build -sT
 
-lin_rel_no_posix:
+test:amd64_rel:
+  <<: *test_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -sT --no-posix
+  script: python ./waf test
+  dependencies:
+    - amd64_rel
+
 
-lin_dbg_st_no_posix:
+amd64_static:
+  <<: *build_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -dsT --no-posix --static-progs --no-shared
+  script: python ./waf configure build -sT --no-posix --static-progs
 
-lin_rel_st_no_posix:
+test:amd64_static:
+  <<: *test_definition
   image: drobilla/debian-stretch
-  script:
-    - python ./waf configure build test -sT --no-posix --static-progs --no-shared
+  script: python ./waf test
+  dependencies:
+    - amd64_static
+
 
 mac_dbg:
-  script:
-    - python ./waf configure build test -dsT --no-coverage
+  <<: *build_definition
+  script: python ./waf configure build -dsT --no-coverage
   tags:
     - macos
 
-mac_rel:
-  script:
-    - python ./waf configure build test -sT --no-coverage
+test:mac_dbg:
+  <<: *test_definition
+  script: python ./waf test
+  dependencies:
+    - mac_dbg
   tags:
     - macos
 
-mac_dbg_no_posix:
-  script:
-    - python ./waf configure build test -dsT --no-posix --no-coverage
+
+mac_rel:
+  <<: *build_definition
+  script: python ./waf configure build -sT --no-coverage
   tags:
     - macos
 
-mac_rel_no_posix:
-  script:
-    - python ./waf configure build test -sT --no-posix --no-coverage
+test:mac_rel:
+  <<: *test_definition
+  script: python ./waf test
+  dependencies:
+    - mac_rel
   tags:
     - macos
 
+
 win_dbg:
+  <<: *build_definition
   script:
-    - python ./waf configure build test -dT --no-coverage
+    - python ./waf configure build -dT --no-coverage
   tags:
     - windows
 
+test:win_dbg:
+  <<: *test_definition
+  script: python ./waf test
+  dependencies:
+    - win_dbg
+  tags:
+    - windows
+
+
 win_rel:
-  script:
-    - python ./waf configure build test -T --no-coverage
+  <<: *build_definition
+  script: python ./waf configure build -T --no-coverage
   tags:
     - windows
+
+test:win_rel:
+  <<: *test_definition
+  script: python ./waf test
+  dependencies:
+    - win_rel
+  tags:
+    - windows
+
+
+pages:
+  stage: deploy
+  script: mv build/coverage/ public/
+  dependencies:
+    - test:amd64_dbg
+  artifacts:
+    expire_in: 30 days
+    paths:
+      - public
+  only:
+    - master