add test opts and cov opts for the app

.github/workflows/app-test-build-deploy.yaml

@@ -85,7 +85,7 @@ jobs:
           make setup-js
       - name: 'opentrons app frontendunit tests'
         run: |
-          make -C app test ----collectCoverage
+          make -C app test-cov
       - name: 'Upload coverage report'
         uses: codecov/codecov-action@v3
         with:

Makefile

@@ -273,4 +273,4 @@ circular-dependencies-js:
 
 .PHONY: test-js-%
 test-js-%:
-	yarn jest $*
+	yarn jest $(tests) $(test_opts) $(cov_opts)

app/Makefile

@@ -9,13 +9,24 @@ PATH := $(shell cd .. && yarn bin):$(PATH)
 # dev server port
 PORT ?= 8090
 
+# Path of source package
+SRC_PATH = app
+
 OPENTRONS_PROJECT ?= robot-stack
 
 # dependency directories for dev
 shell_dir := ../app-shell
 shell_odd_dir := ../app-shell-odd
 discovery_client_dir := ../discovery-client
 
+# These variables can be overriden when make is invoked to customize the
+# behavior of jest. For instance,
+# make test tests=src/pages/Labware/__tests__/hooks.test.tsx would run only the
+# specified test
+tests ?= $(SRC_PATH)/src
+cov_opts ?= --coverage=true --ci=true --collectCoverageFrom='app/src/**/*.(js|ts|tsx)'
+test_opts ?=
+
 # standard targets
 #####################################################################
 
@@ -80,4 +91,8 @@ dev-shell-odd:
 
 .PHONY: test
 test:
-	$(MAKE) -C .. test-js-app
+	make -C .. test-js-app tests=$(tests) test_opts="$(test_opts)"
+
+.PHONY: test-cov
+test-cov:
+	make -C .. test-js-app tests=$(tests) test_opts="$(test_opts)" cov_opts="$(cov_opts)"