Add support for timeseries panels

Makefile

@@ -1,6 +1,8 @@
 UID = $(shell id -u $(USER))
 GID = $(shell id -g $(USER))
 
+JSONNET_VERSION ?= 0.18.0
+
 help:         # Show this message.
 	@echo "\nAvailable Targets:\n"
 	@sed -ne '/@sed/!s/# //p' $(MAKEFILE_LIST)
@@ -11,7 +13,7 @@ test:         # Run all unit tests.
 		-v $$PWD:$$PWD \
 		-u $(UID):$(GID) \
 		--entrypoint bash \
-		bitnami/jsonnet:0.16.0 \
+		bitnami/jsonnet:$(JSONNET_VERSION) \
 		tests.sh
 
 test-update:  # Run all unit tests while copying test_output.json to compiled.json file.
@@ -20,13 +22,15 @@ test-update:  # Run all unit tests while copying test_output.json to compiled.js
 		-v $$PWD:$$PWD \
 		-u $(UID):$(GID) \
 		--entrypoint bash \
-		bitnami/jsonnet:0.16.0 \
+		bitnami/jsonnet:$(JSONNET_VERSION) \
 		tests.sh update
 
-E2E_GRAFANA_VERSION ?= 7.1.1
+E2E_GRAFANA_VERSION ?= 9.2.1
+E2E_CYPRESS_BASE_VERSION ?= 16.17.1
 
 e2e:          # Run all end-to-end tests.
 	GRAFANA_VERSION=${E2E_GRAFANA_VERSION} \
+	CYPRESS_BASE_VERSION=${E2E_CYPRESS_BASE_VERSION} \
 	docker-compose -f e2e/docker-compose.yml up \
 		--abort-on-container-exit \
 		--exit-code-from e2e
@@ -38,6 +42,11 @@ e2e-dev:      # Run e2e tests in Cypress test runner.
 		--abort-on-container-exit \
 		--exit-code-from e2e
 
+e2e-npm-install:
+	docker run --rm -it -v "$$(pwd)/e2e:/e2e" -w /e2e \
+		-e CYPRESS_CACHE_FOLDER=/tmp "cypress/base:${E2E_CYPRESS_BASE_VERSION}" \
+		npm install
+
 gen-api-docs: # Generate api-docs.md from source code comments.
 	@docker run --rm \
 		-w $$PWD \
@@ -49,4 +58,4 @@ gen-api-docs: # Generate api-docs.md from source code comments.
 spec-import:  # Import generated libraries from https://github.com/grafana/dashboard-spec.
 	svn export https://github.com/grafana/dashboard-spec/branches/_gen/_gen/7.0/jsonnet grafonnet-7.0 --force
 
-.PHONY: help test test-update e2e gen-api-docs spec-import
+.PHONY: help test test-update e2e e2e-dev e2e-npm-install gen-api-docs spec-import

README.md

@@ -22,3 +22,8 @@ Please contribute! If you're interested, please start by reading the
 [contributing guide](CONTRIBUTING.md). Before you begin work please take note of
 our code of conduct and ensure that what you'd like to contribute is within the
 scope of what Grafonnet attempts to support.
+
+## Upgrading Cypress
+
+- Update version numbers in e2e/package.json and e2e/docker-compose.dev.yml
+- `make e2e-npm-install` to update e2e/package-lock.json

e2e/Dockerfile.npm-install

@@ -0,0 +1,3 @@
+ARG CYPRESS_BASE_TAG
+FROM cypress/base:${CYPRESS_BASE_TAG}
+CMD ["npm", "install"]

e2e/cypress.config.js

@@ -0,0 +1,6 @@
+const { defineConfig } = require('cypress')
+
+module.exports = defineConfig({
+    e2e: { }
+})
+

e2e/cypress/e2e/timeseries_panel_spec.cy.js

@@ -0,0 +1,19 @@
+const fs = require('fs')
+
+describe('Timeseries Panel', function() {
+
+  let panelTitles = []
+
+  before(function() {
+    let testDir = './tests/timeseries_panel/test_compiled.json'
+    let uid = 'timeseries-panel'
+    panelTitles = cy.createDashboardFromUnitTests(testDir, uid)
+  })
+
+  it('renders all timeseries panels', function() {
+    cy.visit('/d/timeseries-panel/timeseries-panel')
+    for (const title of panelTitles) {
+      cy.contains(title)
+    }
+  })
+})

e2e/docker-compose.dev.yml

@@ -1,14 +1,14 @@
 version: '3'
 services:
   grafana:
-    image: grafana/grafana:${GRAFANA_VERSION?err}
+    image: grafana/grafana:${GRAFANA_VERSION?}
     ports:
       - "3030:3000"
   e2e:
     build:
       context: .
       args:
-        CYPRESS_IMAGE: cypress/included:4.7.0
+        CYPRESS_IMAGE: cypress/included:10.9.0
     image: grafonnet-e2e-dev
     entrypoint: cypress open --project .
     depends_on:

e2e/docker-compose.yml

@@ -1,12 +1,12 @@
 version: '3'
 services:
   grafana:
-    image: grafana/grafana:${GRAFANA_VERSION?err}
+    image: grafana/grafana:${GRAFANA_VERSION?}
   e2e:
     build:
       context: .
       args:
-        CYPRESS_IMAGE: cypress/base:12
+        CYPRESS_IMAGE: cypress/base:${CYPRESS_BASE_VERSION?}
     image: grafonnet-e2e
     command: npx cypress run
     depends_on:
@@ -16,5 +16,5 @@ services:
       - CYPRESS_video=false
     volumes:
       - ./cypress:/e2e/cypress
-      - ./cypress.json:/e2e/cypress.json
+      - ./cypress.config.js:/e2e/cypress.config.js
       - ../tests:/e2e/tests