wip
Aiden Cline
parent
78f8cc9418
commit
40eddce435
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@ -5,6 +5,7 @@ You are an interactive CLI tool that helps users with software engineering tasks
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## Editing constraints
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- Default to ASCII when editing or creating files. Only introduce non-ASCII or other Unicode characters when there is a clear justification and the file already uses them.
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- Only add comments if they are necessary to make a non-obvious block easier to understand.
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- Try to use apply_patch for single file edits, but it is fine to explore other options to make the edit if it does not work well. Do not use apply_patch for changes that are auto-generated (i.e. generating package.json or running a lint or format command like gofmt) or when scripting is more efficient (such as search and replacing a string across a codebase).
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## Tool usage
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- Prefer specialized tools over shell for file operations:
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@ -15,8 +15,7 @@ const PatchParams = z.object({
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})
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export const ApplyPatchTool = Tool.define("apply_patch", {
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description:
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"Apply a patch to modify multiple files. Supports adding, updating, and deleting files with context-aware changes.",
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description: "Use the `apply_patch` tool to edit files. This is a FREEFORM tool, so do not wrap the patch in JSON.",
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parameters: PatchParams,
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async execute(params, ctx) {
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if (!params.patchText) {
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@ -137,7 +137,9 @@ export namespace ToolRegistry {
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return model.providerID === "opencode" || Flag.OPENCODE_ENABLE_EXA
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}
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// use apply tool in same format as codex
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const usePatch = model.modelID.includes("gpt") && !model.modelID.includes("oss")
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// && model.modelID !== "gpt-5" << TODO: gpt-5 needs special instructions
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if (t.id === "apply_patch") return usePatch
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if (t.id === "edit") return !usePatch
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@ -1,261 +1,367 @@
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import { describe, expect, test } from "bun:test"
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import path from "path"
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import * as fs from "fs/promises"
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import { ApplyPatchTool } from "../../src/tool/apply_patch"
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import { Instance } from "../../src/project/instance"
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import { tmpdir } from "../fixture/fixture"
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import { PermissionNext } from "../../src/permission/next"
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import * as fs from "fs/promises"
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const ctx = {
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const baseCtx = {
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sessionID: "test",
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messageID: "",
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callID: "",
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agent: "build",
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abort: AbortSignal.any([]),
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metadata: () => {},
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ask: async () => {},
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}
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// const patchTool = await PatchTool.init()
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type AskInput = {
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permission: string
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patterns: string[]
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always: string[]
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metadata: { diff: string }
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}
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// describe("tool.patch", () => {
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// test("should validate required parameters", async () => {
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// await Instance.provide({
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// directory: "/tmp",
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// fn: async () => {
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// expect(patchTool.execute({ patchText: "" }, ctx)).rejects.toThrow("patchText is required")
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// },
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// })
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// })
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type ToolCtx = typeof baseCtx & {
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ask: (input: AskInput) => Promise<void>
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}
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// test("should validate patch format", async () => {
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// await Instance.provide({
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// directory: "/tmp",
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// fn: async () => {
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// expect(patchTool.execute({ patchText: "invalid patch" }, ctx)).rejects.toThrow("Failed to parse patch")
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// },
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// })
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// })
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const execute = async (params: { patchText: string }, ctx: ToolCtx) => {
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const tool = await ApplyPatchTool.init()
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return tool.execute(params, ctx)
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}
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// test("should handle empty patch", async () => {
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// await Instance.provide({
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// directory: "/tmp",
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// fn: async () => {
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// const emptyPatch = `*** Begin Patch
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// *** End Patch`
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const makeCtx = () => {
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const calls: AskInput[] = []
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const ctx: ToolCtx = {
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...baseCtx,
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ask: async (input) => {
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calls.push(input)
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},
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}
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// expect(patchTool.execute({ patchText: emptyPatch }, ctx)).rejects.toThrow("No file changes found in patch")
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// },
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// })
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// })
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return { ctx, calls }
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}
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// test.skip("should ask permission for files outside working directory", async () => {
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// await Instance.provide({
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// directory: "/tmp",
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// fn: async () => {
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// const maliciousPatch = `*** Begin Patch
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// *** Add File: /etc/passwd
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// +malicious content
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// *** End Patch`
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// patchTool.execute({ patchText: maliciousPatch }, ctx)
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// // TODO: this sucks
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// await new Promise((resolve) => setTimeout(resolve, 1000))
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// const pending = await PermissionNext.list()
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// expect(pending.find((p) => p.sessionID === ctx.sessionID)).toBeDefined()
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// },
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// })
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// })
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describe("tool.apply_patch freeform", () => {
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test("requires patchText", async () => {
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const { ctx } = makeCtx()
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await expect(execute({ patchText: "" }, ctx)).rejects.toThrow("patchText is required")
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})
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// test("should handle simple add file operation", async () => {
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// await using fixture = await tmpdir()
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test("rejects invalid patch format", async () => {
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const { ctx } = makeCtx()
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await expect(execute({ patchText: "invalid patch" }, ctx)).rejects.toThrow("Failed to parse patch")
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})
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// await Instance.provide({
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// directory: fixture.path,
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// fn: async () => {
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// const patchText = `*** Begin Patch
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// *** Add File: test-file.txt
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// +Hello World
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// +This is a test file
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// *** End Patch`
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test("rejects empty patch", async () => {
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const { ctx } = makeCtx()
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const emptyPatch = "*** Begin Patch\n*** End Patch"
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await expect(execute({ patchText: emptyPatch }, ctx)).rejects.toThrow("No file changes found in patch")
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})
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// const result = await patchTool.execute({ patchText }, ctx)
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test("applies add/update/delete in one patch", async () => {
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await using fixture = await tmpdir()
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const { ctx, calls } = makeCtx()
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// expect(result.title).toContain("files changed")
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// expect(result.metadata.diff).toBeDefined()
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// expect(result.output).toContain("Patch applied successfully")
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await Instance.provide({
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directory: fixture.path,
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fn: async () => {
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const modifyPath = path.join(fixture.path, "modify.txt")
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const deletePath = path.join(fixture.path, "delete.txt")
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await fs.writeFile(modifyPath, "line1\nline2\n", "utf-8")
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await fs.writeFile(deletePath, "obsolete\n", "utf-8")
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// // Verify file was created
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// const filePath = path.join(fixture.path, "test-file.txt")
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// const content = await fs.readFile(filePath, "utf-8")
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// expect(content).toBe("Hello World\nThis is a test file")
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// },
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// })
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// })
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const patchText =
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"*** Begin Patch\n*** Add File: nested/new.txt\n+created\n*** Delete File: delete.txt\n*** Update File: modify.txt\n@@\n-line2\n+changed\n*** End Patch"
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// test("should handle file with context update", async () => {
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// await using fixture = await tmpdir()
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const result = await execute({ patchText }, ctx)
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// await Instance.provide({
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// directory: fixture.path,
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// fn: async () => {
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// const patchText = `*** Begin Patch
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// *** Add File: config.js
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// +const API_KEY = "test-key"
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// +const DEBUG = false
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// +const VERSION = "1.0"
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// *** End Patch`
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expect(result.title).toContain("files changed")
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expect(result.output).toContain("Patch applied successfully")
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expect(result.metadata.diff).toContain("diff")
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expect(calls.length).toBe(1)
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// const result = await patchTool.execute({ patchText }, ctx)
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const added = await fs.readFile(path.join(fixture.path, "nested", "new.txt"), "utf-8")
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expect(added).toBe("created\n")
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expect(await fs.readFile(modifyPath, "utf-8")).toBe("line1\nchanged\n")
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await expect(fs.readFile(deletePath, "utf-8")).rejects.toThrow()
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},
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})
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})
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// expect(result.title).toContain("files changed")
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// expect(result.metadata.diff).toBeDefined()
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// expect(result.output).toContain("Patch applied successfully")
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test("applies multiple hunks to one file", async () => {
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await using fixture = await tmpdir()
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const { ctx } = makeCtx()
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// // Verify file was created with correct content
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// const filePath = path.join(fixture.path, "config.js")
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// const content = await fs.readFile(filePath, "utf-8")
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// expect(content).toBe('const API_KEY = "test-key"\nconst DEBUG = false\nconst VERSION = "1.0"')
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// },
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// })
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// })
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await Instance.provide({
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directory: fixture.path,
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fn: async () => {
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const target = path.join(fixture.path, "multi.txt")
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await fs.writeFile(target, "line1\nline2\nline3\nline4\n", "utf-8")
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// test("should handle multiple file operations", async () => {
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// await using fixture = await tmpdir()
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const patchText =
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"*** Begin Patch\n*** Update File: multi.txt\n@@\n-line2\n+changed2\n@@\n-line4\n+changed4\n*** End Patch"
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// await Instance.provide({
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// directory: fixture.path,
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// fn: async () => {
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// const patchText = `*** Begin Patch
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// *** Add File: file1.txt
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// +Content of file 1
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// *** Add File: file2.txt
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// +Content of file 2
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// *** Add File: file3.txt
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// +Content of file 3
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// *** End Patch`
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await execute({ patchText }, ctx)
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// const result = await patchTool.execute({ patchText }, ctx)
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expect(await fs.readFile(target, "utf-8")).toBe("line1\nchanged2\nline3\nchanged4\n")
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},
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})
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})
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// expect(result.title).toContain("3 files changed")
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// expect(result.metadata.diff).toBeDefined()
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// expect(result.output).toContain("Patch applied successfully")
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test("inserts lines with insert-only hunk", async () => {
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await using fixture = await tmpdir()
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const { ctx } = makeCtx()
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// // Verify all files were created
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// for (let i = 1; i <= 3; i++) {
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// const filePath = path.join(fixture.path, `file${i}.txt`)
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// const content = await fs.readFile(filePath, "utf-8")
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// expect(content).toBe(`Content of file ${i}`)
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// }
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// },
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// })
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// })
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await Instance.provide({
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directory: fixture.path,
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fn: async () => {
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const target = path.join(fixture.path, "insert_only.txt")
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await fs.writeFile(target, "alpha\nomega\n", "utf-8")
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// test("should create parent directories when adding nested files", async () => {
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// await using fixture = await tmpdir()
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const patchText = "*** Begin Patch\n*** Update File: insert_only.txt\n@@\n alpha\n+beta\n omega\n*** End Patch"
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// await Instance.provide({
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// directory: fixture.path,
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// fn: async () => {
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// const patchText = `*** Begin Patch
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// *** Add File: deep/nested/file.txt
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// +Deep nested content
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// *** End Patch`
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await execute({ patchText }, ctx)
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// const result = await patchTool.execute({ patchText }, ctx)
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expect(await fs.readFile(target, "utf-8")).toBe("alpha\nbeta\nomega\n")
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},
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})
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})
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// expect(result.title).toContain("files changed")
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// expect(result.output).toContain("Patch applied successfully")
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test("appends trailing newline on update", async () => {
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await using fixture = await tmpdir()
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const { ctx } = makeCtx()
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// // Verify nested file was created
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// const nestedPath = path.join(fixture.path, "deep", "nested", "file.txt")
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// const exists = await fs
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// .access(nestedPath)
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// .then(() => true)
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// .catch(() => false)
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// expect(exists).toBe(true)
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await Instance.provide({
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directory: fixture.path,
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fn: async () => {
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const target = path.join(fixture.path, "no_newline.txt")
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await fs.writeFile(target, "no newline at end", "utf-8")
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// const content = await fs.readFile(nestedPath, "utf-8")
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// expect(content).toBe("Deep nested content")
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// },
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// })
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// })
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const patchText =
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"*** Begin Patch\n*** Update File: no_newline.txt\n@@\n-no newline at end\n+first line\n+second line\n*** End Patch"
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// test("should generate proper unified diff in metadata", async () => {
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// await using fixture = await tmpdir()
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await execute({ patchText }, ctx)
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// await Instance.provide({
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// directory: fixture.path,
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// fn: async () => {
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// // First create a file with simple content
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// const patchText1 = `*** Begin Patch
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// *** Add File: test.txt
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// +line 1
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// +line 2
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// +line 3
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// *** End Patch`
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const contents = await fs.readFile(target, "utf-8")
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expect(contents.endsWith("\n")).toBe(true)
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expect(contents).toBe("first line\nsecond line\n")
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},
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})
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})
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// await patchTool.execute({ patchText: patchText1 }, ctx)
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test("moves file to a new directory", async () => {
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await using fixture = await tmpdir()
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const { ctx } = makeCtx()
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// // Now create an update patch
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// const patchText2 = `*** Begin Patch
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// *** Update File: test.txt
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// @@
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// line 1
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// -line 2
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// +line 2 updated
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// line 3
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// *** End Patch`
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await Instance.provide({
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directory: fixture.path,
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fn: async () => {
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const original = path.join(fixture.path, "old", "name.txt")
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await fs.mkdir(path.dirname(original), { recursive: true })
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await fs.writeFile(original, "old content\n", "utf-8")
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// const result = await patchTool.execute({ patchText: patchText2 }, ctx)
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const patchText =
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"*** Begin Patch\n*** Update File: old/name.txt\n*** Move to: renamed/dir/name.txt\n@@\n-old content\n+new content\n*** End Patch"
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// expect(result.metadata.diff).toBeDefined()
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// expect(result.metadata.diff).toContain("@@")
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// expect(result.metadata.diff).toContain("-line 2")
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// expect(result.metadata.diff).toContain("+line 2 updated")
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// },
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// })
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// })
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await execute({ patchText }, ctx)
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// test("should handle complex patch with multiple operations", async () => {
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// await using fixture = await tmpdir()
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const moved = path.join(fixture.path, "renamed", "dir", "name.txt")
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await expect(fs.readFile(original, "utf-8")).rejects.toThrow()
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expect(await fs.readFile(moved, "utf-8")).toBe("new content\n")
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},
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})
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})
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// await Instance.provide({
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// directory: fixture.path,
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// fn: async () => {
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// const patchText = `*** Begin Patch
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// *** Add File: new.txt
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// +This is a new file
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// +with multiple lines
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// *** Add File: existing.txt
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// +old content
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// +new line
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// +more content
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// *** Add File: config.json
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// +{
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// + "version": "1.0",
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// + "debug": true
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// +}
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// *** End Patch`
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test("moves file overwriting existing destination", async () => {
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await using fixture = await tmpdir()
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const { ctx } = makeCtx()
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// const result = await patchTool.execute({ patchText }, ctx)
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await Instance.provide({
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directory: fixture.path,
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fn: async () => {
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const original = path.join(fixture.path, "old", "name.txt")
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const destination = path.join(fixture.path, "renamed", "dir", "name.txt")
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await fs.mkdir(path.dirname(original), { recursive: true })
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await fs.mkdir(path.dirname(destination), { recursive: true })
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await fs.writeFile(original, "from\n", "utf-8")
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await fs.writeFile(destination, "existing\n", "utf-8")
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// expect(result.title).toContain("3 files changed")
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// expect(result.metadata.diff).toBeDefined()
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// expect(result.output).toContain("Patch applied successfully")
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const patchText =
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"*** Begin Patch\n*** Update File: old/name.txt\n*** Move to: renamed/dir/name.txt\n@@\n-from\n+new\n*** End Patch"
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// // Verify all files were created
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// const newPath = path.join(fixture.path, "new.txt")
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// const newContent = await fs.readFile(newPath, "utf-8")
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// expect(newContent).toBe("This is a new file\nwith multiple lines")
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await execute({ patchText }, ctx)
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// const existingPath = path.join(fixture.path, "existing.txt")
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// const existingContent = await fs.readFile(existingPath, "utf-8")
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// expect(existingContent).toBe("old content\nnew line\nmore content")
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await expect(fs.readFile(original, "utf-8")).rejects.toThrow()
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expect(await fs.readFile(destination, "utf-8")).toBe("new\n")
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},
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})
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})
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// const configPath = path.join(fixture.path, "config.json")
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// const configContent = await fs.readFile(configPath, "utf-8")
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// expect(configContent).toBe('{\n "version": "1.0",\n "debug": true\n}')
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// },
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// })
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// })
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// })
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test("adds file overwriting existing file", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const target = path.join(fixture.path, "duplicate.txt")
|
||||
await fs.writeFile(target, "old content\n", "utf-8")
|
||||
|
||||
const patchText = "*** Begin Patch\n*** Add File: duplicate.txt\n+new content\n*** End Patch"
|
||||
|
||||
await execute({ patchText }, ctx)
|
||||
expect(await fs.readFile(target, "utf-8")).toBe("new content\n")
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("rejects update when target file is missing", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const patchText = "*** Begin Patch\n*** Update File: missing.txt\n@@\n-nope\n+better\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow("File not found or is directory")
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("rejects delete when file is missing", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const patchText = "*** Begin Patch\n*** Delete File: missing.txt\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow()
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("rejects delete when target is a directory", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const dirPath = path.join(fixture.path, "dir")
|
||||
await fs.mkdir(dirPath)
|
||||
|
||||
const patchText = "*** Begin Patch\n*** Delete File: dir\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow()
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("rejects invalid hunk header", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const patchText = "*** Begin Patch\n*** Frobnicate File: foo\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow("Failed to parse patch")
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("rejects update with missing context", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const target = path.join(fixture.path, "modify.txt")
|
||||
await fs.writeFile(target, "line1\nline2\n", "utf-8")
|
||||
|
||||
const patchText = "*** Begin Patch\n*** Update File: modify.txt\n@@\n-missing\n+changed\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow("Failed to apply update")
|
||||
expect(await fs.readFile(target, "utf-8")).toBe("line1\nline2\n")
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("verification failure leaves no side effects", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const patchText =
|
||||
"*** Begin Patch\n*** Add File: created.txt\n+hello\n*** Update File: missing.txt\n@@\n-old\n+new\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow()
|
||||
|
||||
const createdPath = path.join(fixture.path, "created.txt")
|
||||
await expect(fs.readFile(createdPath, "utf-8")).rejects.toThrow()
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("supports end of file anchor", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const target = path.join(fixture.path, "tail.txt")
|
||||
await fs.writeFile(target, "alpha\nlast\n", "utf-8")
|
||||
|
||||
const patchText = "*** Begin Patch\n*** Update File: tail.txt\n@@\n-last\n+end\n*** End of File\n*** End Patch"
|
||||
|
||||
await execute({ patchText }, ctx)
|
||||
expect(await fs.readFile(target, "utf-8")).toBe("alpha\nend\n")
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("rejects missing second chunk context", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const target = path.join(fixture.path, "two_chunks.txt")
|
||||
await fs.writeFile(target, "a\nb\nc\nd\n", "utf-8")
|
||||
|
||||
const patchText = "*** Begin Patch\n*** Update File: two_chunks.txt\n@@\n-b\n+B\n\n-d\n+D\n*** End Patch"
|
||||
|
||||
await expect(execute({ patchText }, ctx)).rejects.toThrow()
|
||||
expect(await fs.readFile(target, "utf-8")).toBe("a\nb\nc\nd\n")
|
||||
},
|
||||
})
|
||||
})
|
||||
|
||||
test("disambiguates change context with @@ header", async () => {
|
||||
await using fixture = await tmpdir()
|
||||
const { ctx } = makeCtx()
|
||||
|
||||
await Instance.provide({
|
||||
directory: fixture.path,
|
||||
fn: async () => {
|
||||
const target = path.join(fixture.path, "multi_ctx.txt")
|
||||
await fs.writeFile(target, "fn a\nx=10\ny=2\nfn b\nx=10\ny=20\n", "utf-8")
|
||||
|
||||
const patchText = "*** Begin Patch\n*** Update File: multi_ctx.txt\n@@ fn b\n-x=10\n+x=11\n*** End Patch"
|
||||
|
||||
await execute({ patchText }, ctx)
|
||||
expect(await fs.readFile(target, "utf-8")).toBe("fn a\nx=10\ny=2\nfn b\nx=11\ny=20\n")
|
||||
},
|
||||
})
|
||||
})
|
||||
})
|
||||
|
|
|
|||
Loading…
Reference in New Issue