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opencode v2 mirror
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TypeScript
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148import { expect, test } from "bun:test"import { CodeModeTool } from "@opencode/core/codemode/tool"import { Tool } from "@opencode/core/tool"import { execute } from "@opencode/core/tool/runtime"import { Agent } from "@opencode/schema/agent"import { Session } from "@opencode/schema/session"import { SessionMessage } from "@opencode/schema/session-message"import type { Info } from "@opencode/schema/tool"import { Effect, Schema } from "effect"
const context = { sessionID: Session.ID.make("ses_execute"), agent: Agent.ID.make("build"), messageID: SessionMessage.ID.make("msg_execute"), id: Tool.CallID.make("call_execute"), progress: () => Effect.void,}
const createCodeMode = (tools: ReadonlyMap<string, Info>) => CodeModeTool.create({ tools }, (_, tool, input, context) => execute(tool, input, context))
test("execute describes invariant Code Mode behavior", () => { expect(createCodeMode(new Map()).description).toBe( [ "Run JavaScript in a confined Code Mode runtime to script tool calls and HTTP requests and compose their results.", "`fetch` is available for HTTP requests. Imports, direct filesystem access, and timers are unavailable; all other external access goes through `tools`.", "Within `{ code }`, the only callable tools are those explicitly listed in the Code Mode catalog instructions or returned by the `search` function. Inside `{ code }`, ignore tools shown outside the Code Mode catalog. They are not available in the Code Mode runtime.", 'Call tools through `tools` using only exact paths and signatures from the catalog. Do not infer or normalize tool names; preserve bracket notation such as `tools.<namespace>["tool-name"](input)`.', "Prefer an explicit `return`; if omitted, the final top-level expression becomes the result.", "Await every call whose completion matters; pending calls are interrupted when execution ends. Run independent calls concurrently with `Promise.all`.", ].join("\n"), )})
test("canonical execution distinguishes declared, model-only, and raw schema outputs", async () => { const declared: Info = { name: "declared", description: "Declared", input: Schema.Struct({ value: Schema.String }), output: Schema.Struct({ value: Schema.String }), execute: ({ value }) => Effect.succeed({ output: { value } }), } const modelOnlyInput = Schema.Struct({}) const modelOnly = { name: "model_only", description: "Model only", input: modelOnlyInput, execute: () => Effect.succeed({ content: "visible only", metadata: { kind: "model" } }), } satisfies Info<typeof modelOnlyInput, undefined> const raw: Info = { name: "raw", description: "Raw", input: {}, output: {}, execute: (input) => Effect.succeed({ output: input, content: "raw" }), }
expect(await Effect.runPromise(execute(declared, { value: "encoded" }, context))).toEqual({ output: { value: "encoded" }, content: [{ type: "text", text: '{"value":"encoded"}' }], }) expect(await Effect.runPromise(execute(modelOnly, {}, context))).toEqual({ output: undefined, content: [{ type: "text", text: "visible only" }], metadata: { kind: "model" }, }) expect(await Effect.runPromise(execute(raw, { unchecked: true }, context))).toEqual({ output: { unchecked: true }, content: [{ type: "text", text: "raw" }], })})
test("declared outputs cannot bypass validation and raw outputs stay JSON-compatible", async () => { const missing: Info = { name: "missing", description: "Missing output", input: Schema.Struct({}), output: Schema.String, execute: () => Effect.succeed({ content: "not an output" }), } const invalid: Info = { name: "invalid", description: "Invalid raw output", input: {}, output: {}, execute: () => Effect.succeed({ output: 1n, content: "not JSON" }), }
expect((await Effect.runPromiseExit(execute(missing, {}, context))).toString()).toContain( "Tool did not return its declared output", ) expect((await Effect.runPromiseExit(execute(invalid, {}, context))).toString()).toContain( "Tool returned a non-JSON value", )})
test("foreign typed failures settle as Tool.Error at the untrusted boundary", async () => { class ForeignFailure extends Schema.TaggedError<ForeignFailure>()("Plugin.ForeignFailure", { message: Schema.String, }) {} const lying: Info = { name: "lying", description: "Fails with a non-Tool.Error typed failure", input: Schema.Struct({}), execute: () => new ForeignFailure({ message: "transport died" }) as never, }
const error = await Effect.runPromise(execute(lying, {}, context).pipe(Effect.flip)) expect(error).toBeInstanceOf(Tool.Error) expect(error.message).toBe("transport died")})
test("execute supports callable namespace tools", async () => { const callable: Info = { name: "admin", description: "Administer Slack", input: Schema.Struct({}), output: Schema.String, options: { namespace: "slack" }, execute: () => Effect.succeed({ output: "admin" }), } const child: Info = { name: "create", description: "Create a Slack resource", input: Schema.Struct({}), output: Schema.String, options: { namespace: "slack.admin" }, execute: () => Effect.succeed({ output: "created" }), } const codeMode = createCodeMode( new Map([ ["slack_admin", callable], ["slack_admin_create", child], ]), ) const result = await Effect.runPromise( codeMode.execute({ code: "return [await tools.slack.admin({}), await tools.slack.admin.create({})]" }, context), )
expect(result.metadata).toEqual({ toolCalls: [ { tool: "slack.admin", status: "completed" }, { tool: "slack.admin.create", status: "completed" }, ], }) expect(result.content).toEqual([{ type: "text", text: '[\n "admin",\n "created"\n]' }])})