Split drugs E2E test into chunks for optimal parallelism in CI (#704)

Author: devkokov

cypress/e2e/v1.0/pages/drug-use/common/drugs.ts

@@ -0,0 +1,37 @@
+export interface DrugData {
+  name: string
+  isInjected: boolean
+  hasTreatment: boolean
+}
+
+export const drugs: DrugData[] = [
+  { name: 'Amphetamines', isInjected: true, hasTreatment: false },
+  { name: 'Benzodiazepines', isInjected: true, hasTreatment: false },
+  { name: 'Cannabis', isInjected: false, hasTreatment: false },
+  { name: 'Cocaine hydrochloride', isInjected: true, hasTreatment: false },
+  { name: 'Crack or cocaine', isInjected: true, hasTreatment: false },
+  { name: 'Ecstasy (also known as MDMA)', isInjected: false, hasTreatment: false },
+  { name: 'Hallucinogenics', isInjected: false, hasTreatment: false },
+  { name: 'Heroin', isInjected: true, hasTreatment: true },
+  { name: 'Methadone (not prescribed)', isInjected: true, hasTreatment: false },
+  { name: 'Misused prescribed drugs', isInjected: true, hasTreatment: false },
+  { name: 'Other opiates', isInjected: true, hasTreatment: false },
+  { name: 'Solvents (including gases and glues)', isInjected: false, hasTreatment: false },
+  { name: 'Spice', isInjected: false, hasTreatment: false },
+  { name: 'Steroids', isInjected: true, hasTreatment: false },
+  { name: 'Other', isInjected: true, hasTreatment: false },
+]
+
+const chunkSize = Math.ceil(drugs.length / 5)
+const chunks = Array.from({ length: 5 }, (_, i) => drugs.slice(i * chunkSize, (i + 1) * chunkSize))
+
+export const drugsPart1 = chunks[0]
+export const drugsPart2 = chunks[1]
+export const drugsPart3 = chunks[2]
+export const drugsPart4 = chunks[3]
+export const drugsPart5 = chunks[4]
+
+expect([drugsPart1, drugsPart2, drugsPart3, drugsPart4, drugsPart5].flat()).to.deep.eq(
+  drugs,
+  'Data loss from array split',
+)