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import { withCurrent } from './describe.js'
import { Interface, Scenario, intoFullInterface } from './index.js'
export async function runScenarios(
scenarios: Scenario[],
iface: Interface
): Promise<void> {
const fullIface = intoFullInterface(iface)
if (scenarios.some((scenario) => scenario.only)) {
scenarios = scenarios.filter((scenario) => scenario.only)
}
scenarios = await fullIface.filterScenarios(scenarios)
let variants = []
for (const scenario of scenarios) {
let props = [{}]
for (const [key, options] of Object.entries(scenario.config)) {
const newProps = []
for (const prop of props) {
if (prop === 'scenario' || prop === 'name')
throw new Error("Cannot use 'scenario' or 'name' as a property name")
for (const value of options) {
newProps.push({
...prop,
[key]: value,
})
}
}
props = newProps
}
variants.push(
...props.map((props) => ({
scenario,
props,
}))
)
}
variants = await fullIface.filterScenarioVariants(variants)
for (const variant of variants) {
try {
const measurements = new Map()
await withCurrent(
{
iface: fullIface,
measurements,
scenario: variant,
},
async () => {
await fullIface.start(variant.scenario.name, variant.props)
measurements.set('start', {
value: Date.now(),
unit: 'ms',
})
await variant.scenario.fn(variant.props)
await fullIface.end(variant.scenario.name, variant.props)
}
)
} catch (e) {
await fullIface.error(variant.scenario.name, variant.props, e)
process.exitCode = 1
}
}
await fullIface.finish()
}
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