chore: add and configure unit tets

.github/workflows/dhis2-verify-app.yml

@@ -82,9 +82,31 @@ jobs:
             - name: Lint
               run: yarn lint
 
+    test:
+        runs-on: ubuntu-latest
+        needs: lint
+        if: "!contains(github.event.head_commit.message, '[skip ci]')"
+        steps:
+            - uses: actions/checkout@v2
+            - uses: actions/setup-node@v1
+              with:
+                  node-version: 12.x
+
+            - uses: actions/cache@v2
+              id: yarn-cache
+              with:
+                  path: '**/node_modules'
+                  key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+
+            - name: Test
+              run: yarn d2-app-scripts test --coverage
+
+            - name: Upload coverage to Codecov
+              uses: codecov/codecov-action@v1
+
     publish:
         runs-on: ubuntu-latest
-        needs: [build, lint]
+        needs: [build, lint, test]
         if: "!contains(github.event.head_commit.message, '[skip ci]')"
         steps:
             - uses: actions/checkout@v2

package.json

@@ -36,5 +36,10 @@
     },
     "resolutions": {
         "@dhis2/ui": "^8.12.2"
+    },
+    "jest": {
+        "collectCoverageFrom": [
+            "src/**/*.js"
+        ]
     }
 }

src/components/DownloadAs/use-hrefs.spec.js

@@ -0,0 +1,59 @@
+import useHrefs from './use-hrefs.js'
+
+jest.mock('@dhis2/app-runtime', () => ({
+    useConfig: () => ({
+        baseUrl: 'https://debug.dhis2.org/dev',
+        apiVersion: '41',
+    }),
+}))
+
+describe('use-hrefs', () => {
+    const mockDate = 1694516945008
+
+    beforeEach(() => {
+        jest.spyOn(Date, 'now').mockReturnValueOnce(mockDate)
+    })
+
+    it('should generate correct urls', () => {
+        const result = useHrefs({
+            endpoint: '/dataAnalysis/validationRules/report',
+            fileTypes: ['pdf', 'xls', 'csv'],
+            queryStr: undefined,
+        })
+        expect(result.csv).toMatch(
+            `https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.csv?t=${mockDate}`
+        )
+        expect(result.pdf).toEqual(
+            `https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.pdf?t=${mockDate}`
+        )
+        expect(result.xls).toEqual(
+            `https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.xls?t=${mockDate}`
+        )
+    })
+    it('should generate correct urls even if endpoint does not start with slash', () => {
+        const result = useHrefs({
+            endpoint: 'dataAnalysis/validationRules/report',
+            fileTypes: ['pdf', 'xls', 'csv'],
+            queryStr: undefined,
+        })
+        expect(result.csv).toMatch(
+            `https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.csv?t=${mockDate}`
+        )
+        expect(result.pdf).toEqual(
+            `https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.pdf?t=${mockDate}`
+        )
+        expect(result.xls).toEqual(
+            `https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.xls?t=${mockDate}`
+        )
+    })
+    it('should generate correct urls even when passed query string', () => {
+        const result = useHrefs({
+            endpoint: 'dataAnalysis/validationRules/report',
+            fileTypes: ['pdf', 'xls', 'csv'],
+            queryStr: 'locale=fr',
+        })
+        expect(result.csv).toMatch(
+            'https://debug.dhis2.org/dev/api/41/dataAnalysis/validationRules/report.csv?locale=fr'
+        )
+    })
+})