refactor(core): simplify integration test fixtures (#33292)

packages/core/test/plugin/fixture.ts

@@ -0,0 +1,48 @@
+import { AgentV2 } from "@opencode-ai/core/agent"
+import { Catalog } from "@opencode-ai/core/catalog"
+import { CommandV2 } from "@opencode-ai/core/command"
+import { Credential } from "@opencode-ai/core/credential"
+import { EventV2 } from "@opencode-ai/core/event"
+import { FileSystem } from "@opencode-ai/core/filesystem"
+import { FSUtil } from "@opencode-ai/core/fs-util"
+import { Global } from "@opencode-ai/core/global"
+import { Npm } from "@opencode-ai/core/npm"
+import { PluginV2 } from "@opencode-ai/core/plugin"
+import { Reference } from "@opencode-ai/core/reference"
+import { RepositoryCache } from "@opencode-ai/core/repository-cache"
+import { Ripgrep } from "@opencode-ai/core/ripgrep"
+import { SkillV2 } from "@opencode-ai/core/skill"
+import { SkillDiscovery } from "@opencode-ai/core/skill/discovery"
+import { Effect, Layer } from "effect"
+import { tempLocationLayer } from "../fixture/location"
+
+export const PluginTestLayer = Layer.mergeAll(
+  AgentV2.locationLayer,
+  CommandV2.locationLayer,
+  Catalog.locationLayer,
+  FileSystem.locationLayer,
+  PluginV2.locationLayer,
+  Reference.locationLayer,
+  SkillV2.locationLayer,
+).pipe(
+  Layer.provideMerge(
+    Layer.mergeAll(
+      Credential.defaultLayer,
+      EventV2.defaultLayer,
+      FSUtil.defaultLayer,
+      Global.defaultLayer,
+      Layer.succeed(
+        Npm.Service,
+        Npm.Service.of({
+          add: () => Effect.succeed({ directory: "", entrypoint: undefined }),
+          install: () => Effect.void,
+          which: () => Effect.succeed(undefined),
+        }),
+      ),
+      RepositoryCache.defaultLayer,
+      SkillDiscovery.defaultLayer,
+      Ripgrep.defaultLayer,
+      tempLocationLayer,
+    ),
+  ),
+)