build(makefile): update makefile

Makefile

@@ -1,6 +1,19 @@
 test: build/vader | build
 	$(VIM_BIN) -Nu test/vimrc $(VIM_Es) -c 'Vader! test/**'
 
+COVIMERAGE=$(shell command -v covimerage 2>/dev/null || echo build/covimerage/bin/covimerage)
+
+test_coverage: $(COVIMERAGE) build/vader | build
+	$(COVIMERAGE) run --source after  --source syntax --source autoload --source colors --source config --source ftplugin $(VIM_BIN) -Nu test/vimrc $(VIM_Es) -c 'Vader! test/**'
+
+$(COVIMERAGE):
+	$(COVIMERAGE) run --source after  --source syntax --source autoload --source colors --source config --source ftplugin $(VIM_BIN) -Nu test/vimrc $(VIM_Es) -c 'Vader! test/**'
+
+build/covimerage:
+	virtualenv $@
+build/covimerage/bin/covimerage: | build/covimerage
+	build/covimerage/bin/pip install covimerage
+
 build/vader:
 	git clone --depth 1 https://github.com/junegunn/vader.vim.git $@
 

codecov.yml

@@ -0,0 +1,23 @@
+comment: off
+codecov:
+  branch: master
+coverage:
+  status:
+    patch:
+      default: false
+    project:
+      default: false  # disable the default status that measures entire project
+      api:  # declare a new status context "api"
+        target: 1%  # we always want 35% coverage here
+        paths:
+          - "autoload/SpaceVim/api/"  # only include coverage in "autoload/SpaceVim/api/" folder
+      plugins:  # declare a new status context "api"
+        target: 15%  # we always want 35% coverage here
+        paths:
+          - "autoload/SpaceVim/plugins/"  # only include coverage in "autoload/SpaceVim/api/" folder
+      all:  # declare a new status context "all"
+        target: 90%  # we always want 35% coverage here
+        paths:
+          - "!tests/"  # remove all files in "tests/"
+          - "!bundle/"  # remove all files in "tests/"
+