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test(core): add config and watcher test services (#39157)

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Kit Langton 2026-07-27 14:32:38 -04:00 • committed by GitHub
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20 changed files with 468 additions and 498 deletions
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27
packages/core/src/config.ts
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@ -4,7 +4,7 @@ import { makeLocationNode } from "@opencode-ai/util/effect/app-node"
import path from "path"
import { isDeepStrictEqual } from "node:util"
import { type ParseError, parse } from "jsonc-parser"
import { Context, Effect, Fiber, Layer, Option, PubSub, Schema, Semaphore, Stream } from "effect"
import { Context, Effect, Fiber, Layer, Option, PubSub, Ref, Schema, Semaphore, Stream } from "effect"
import { Permission } from "@opencode-ai/schema/permission"
import { Config as ConfigSchema } from "@opencode-ai/schema/config"
import { Integration } from "@opencode-ai/schema/integration"
@ -176,6 +176,31 @@ export type Options = typeof Options.Type
export class Service extends Context.Service<Service, Interface>()("@opencode/Config") {}
export interface TestInterface extends Interface {
/** Replaces the entries returned by subsequent entries() calls. */
readonly setEntries: (entries: Entry[]) => Effect.Effect<void>
/** Emits one filesystem update to every changes() subscriber. */
readonly emitChange: (update: Watcher.Update) => Effect.Effect<void>
}
export class Test extends Context.Service<Test, TestInterface>()("@opencode/Config/Test") {}
/** In-memory config for tests: static entries with replaceable state and a test-driven change feed. */
export const testLayer = (initial: Entry[] = []) =>
Layer.effectContext(
Effect.gen(function* () {
const entries = yield* Ref.make(initial)
const updates = yield* PubSub.unbounded<Watcher.Update>()
const service = Test.of({
entries: () => Ref.get(entries),
changes: () => Stream.fromPubSub(updates),
setEntries: (next) => Ref.set(entries, next),
emitChange: (update) => PubSub.publish(updates, update).pipe(Effect.asVoid),
})
return Context.empty().pipe(Context.add(Service, service), Context.add(Test, service))
}),
)
export const layer = (options?: Options) => Layer.effect(
Service,
Effect.gen(function* () {