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wip: bun test improvements

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This commit is contained in:
Dax Raad
2025-09-27 02:17:08 -04:00
parent eadc2a8535
commit 53481f9790
7 changed files with 152 additions and 124 deletions
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2
packages/opencode/bunfig.toml Normal file
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@@ -0,0 +1,2 @@
[test]
preload = ["./test/preload.ts"]

24
packages/opencode/test/fixture/fixture.ts Normal file
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@@ -0,0 +1,24 @@
import { $ } from "bun"
import os from "os"
import path from "path"
type TmpDirOptions<Init extends Record<string, any>> = {
git?: boolean
init?: (dir: string) => Promise<Init>
dispose?: (dir: string) => Promise<void>
}
export async function tmpdir<Init extends Record<string, any>>(options?: TmpDirOptions<Init>) {
const dirpath = path.join(os.tmpdir(), "opencode-test-" + Math.random().toString(36).slice(2))
await $`mkdir -p ${dirpath}`.quiet()
if (options?.git) await $`git init`.cwd(dirpath).quiet()
const extra = await options?.init?.(dirpath)
const result = {
[Symbol.asyncDispose]: async () => {
await options?.dispose?.(dirpath)
await $`rm -rf ${dirpath}`.quiet()
},
path: dirpath,
extra: extra as Init,
}
return result
}

1
packages/opencode/test/fixtures/example/broken.ts vendored
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@@ -1 +0,0 @@
// Test fixture for ListTool

1
packages/opencode/test/fixtures/example/cli.ts vendored
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@@ -1 +0,0 @@
// Test fixture for ListTool

1
packages/opencode/test/fixtures/example/ink.tsx vendored
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@@ -1 +0,0 @@
// Test fixture for ListTool

7
packages/opencode/test/preload.ts Normal file
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@@ -0,0 +1,7 @@
import { Log } from "../src/util/log"
Log.init({
print: false,
dev: true,
level: "DEBUG",
})

240
packages/opencode/test/snapshot/snapshot.test.ts
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@@ -2,40 +2,38 @@ import { test, expect } from "bun:test"
import { $ } from "bun"
import { Snapshot } from "../../src/snapshot"
import { Instance } from "../../src/project/instance"
import { tmpdir } from "../fixture/fixture"
async function bootstrap() {
const dir = await $`mktemp -d`.text().then((t) => t.trim())
// Randomize file contents to ensure unique git repos
const unique = Math.random().toString(36).slice(2)
const aContent = `A${unique}`
const bContent = `B${unique}`
await Bun.write(`${dir}/a.txt`, aContent)
await Bun.write(`${dir}/b.txt`, bContent)
await $`git init`.cwd(dir).quiet()
await $`git add .`.cwd(dir).quiet()
await $`git commit -m init`.cwd(dir).quiet()
return {
[Symbol.asyncDispose]: async () => {
await $`rm -rf ${dir}`.quiet()
return tmpdir({
git: true,
init: async (dir) => {
const unique = Math.random().toString(36).slice(2)
const aContent = `A${unique}`
const bContent = `B${unique}`
await Bun.write(`${dir}/a.txt`, aContent)
await Bun.write(`${dir}/b.txt`, bContent)
await $`git add .`.cwd(dir).quiet()
await $`git commit -m init`.cwd(dir).quiet()
return {
aContent,
bContent,
}
},
dir,
aContent,
bContent,
}
})
}
test("tracks deleted files correctly", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`rm ${tmp.dir}/a.txt`.quiet()
await $`rm ${tmp.path}/a.txt`.quiet()
expect((await Snapshot.patch(before!)).files).toContain(`${tmp.dir}/a.txt`)
expect((await Snapshot.patch(before!)).files).toContain(`${tmp.path}/a.txt`)
},
})
})
@@ -43,16 +41,16 @@ test("tracks deleted files correctly", async () => {
test("revert should remove new files", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await Bun.write(`${tmp.dir}/new.txt`, "NEW")
await Bun.write(`${tmp.path}/new.txt`, "NEW")
await Snapshot.revert([await Snapshot.patch(before!)])
expect(await Bun.file(`${tmp.dir}/new.txt`).exists()).toBe(false)
expect(await Bun.file(`${tmp.path}/new.txt`).exists()).toBe(false)
},
})
})
@@ -60,17 +58,17 @@ test("revert should remove new files", async () => {
test("revert in subdirectory", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`mkdir -p ${tmp.dir}/sub`.quiet()
await Bun.write(`${tmp.dir}/sub/file.txt`, "SUB")
await $`mkdir -p ${tmp.path}/sub`.quiet()
await Bun.write(`${tmp.path}/sub/file.txt`, "SUB")
await Snapshot.revert([await Snapshot.patch(before!)])
expect(await Bun.file(`${tmp.dir}/sub/file.txt`).exists()).toBe(false)
expect(await Bun.file(`${tmp.path}/sub/file.txt`).exists()).toBe(false)
// Note: revert currently only removes files, not directories
// The empty subdirectory will remain
},
@@ -80,24 +78,24 @@ test("revert in subdirectory", async () => {
test("multiple file operations", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`rm ${tmp.dir}/a.txt`.quiet()
await Bun.write(`${tmp.dir}/c.txt`, "C")
await $`mkdir -p ${tmp.dir}/dir`.quiet()
await Bun.write(`${tmp.dir}/dir/d.txt`, "D")
await Bun.write(`${tmp.dir}/b.txt`, "MODIFIED")
await $`rm ${tmp.path}/a.txt`.quiet()
await Bun.write(`${tmp.path}/c.txt`, "C")
await $`mkdir -p ${tmp.path}/dir`.quiet()
await Bun.write(`${tmp.path}/dir/d.txt`, "D")
await Bun.write(`${tmp.path}/b.txt`, "MODIFIED")
await Snapshot.revert([await Snapshot.patch(before!)])
expect(await Bun.file(`${tmp.dir}/a.txt`).text()).toBe(tmp.aContent)
expect(await Bun.file(`${tmp.dir}/c.txt`).exists()).toBe(false)
expect(await Bun.file(`${tmp.path}/a.txt`).text()).toBe(tmp.extra.aContent)
expect(await Bun.file(`${tmp.path}/c.txt`).exists()).toBe(false)
// Note: revert currently only removes files, not directories
// The empty directory will remain
expect(await Bun.file(`${tmp.dir}/b.txt`).text()).toBe(tmp.bContent)
expect(await Bun.file(`${tmp.path}/b.txt`).text()).toBe(tmp.extra.bContent)
},
})
})
@@ -105,12 +103,12 @@ test("multiple file operations", async () => {
test("empty directory handling", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`mkdir ${tmp.dir}/empty`.quiet()
await $`mkdir ${tmp.path}/empty`.quiet()
expect((await Snapshot.patch(before!)).files.length).toBe(0)
},
@@ -120,18 +118,18 @@ test("empty directory handling", async () => {
test("binary file handling", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await Bun.write(`${tmp.dir}/image.png`, Buffer.from([0x89, 0x50, 0x4e, 0x47]))
await Bun.write(`${tmp.path}/image.png`, Buffer.from([0x89, 0x50, 0x4e, 0x47]))
const patch = await Snapshot.patch(before!)
expect(patch.files).toContain(`${tmp.dir}/image.png`)
expect(patch.files).toContain(`${tmp.path}/image.png`)
await Snapshot.revert([patch])
expect(await Bun.file(`${tmp.dir}/image.png`).exists()).toBe(false)
expect(await Bun.file(`${tmp.path}/image.png`).exists()).toBe(false)
},
})
})
@@ -139,14 +137,14 @@ test("binary file handling", async () => {
test("symlink handling", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`ln -s ${tmp.dir}/a.txt ${tmp.dir}/link.txt`.quiet()
await $`ln -s ${tmp.path}/a.txt ${tmp.path}/link.txt`.quiet()
expect((await Snapshot.patch(before!)).files).toContain(`${tmp.dir}/link.txt`)
expect((await Snapshot.patch(before!)).files).toContain(`${tmp.path}/link.txt`)
},
})
})
@@ -154,14 +152,14 @@ test("symlink handling", async () => {
test("large file handling", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await Bun.write(`${tmp.dir}/large.txt`, "x".repeat(1024 * 1024))
await Bun.write(`${tmp.path}/large.txt`, "x".repeat(1024 * 1024))
expect((await Snapshot.patch(before!)).files).toContain(`${tmp.dir}/large.txt`)
expect((await Snapshot.patch(before!)).files).toContain(`${tmp.path}/large.txt`)
},
})
})
@@ -169,17 +167,17 @@ test("large file handling", async () => {
test("nested directory revert", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`mkdir -p ${tmp.dir}/level1/level2/level3`.quiet()
await Bun.write(`${tmp.dir}/level1/level2/level3/deep.txt`, "DEEP")
await $`mkdir -p ${tmp.path}/level1/level2/level3`.quiet()
await Bun.write(`${tmp.path}/level1/level2/level3/deep.txt`, "DEEP")
await Snapshot.revert([await Snapshot.patch(before!)])
expect(await Bun.file(`${tmp.dir}/level1/level2/level3/deep.txt`).exists()).toBe(false)
expect(await Bun.file(`${tmp.path}/level1/level2/level3/deep.txt`).exists()).toBe(false)
},
})
})
@@ -187,19 +185,19 @@ test("nested directory revert", async () => {
test("special characters in filenames", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await Bun.write(`${tmp.dir}/file with spaces.txt`, "SPACES")
await Bun.write(`${tmp.dir}/file-with-dashes.txt`, "DASHES")
await Bun.write(`${tmp.dir}/file_with_underscores.txt`, "UNDERSCORES")
await Bun.write(`${tmp.path}/file with spaces.txt`, "SPACES")
await Bun.write(`${tmp.path}/file-with-dashes.txt`, "DASHES")
await Bun.write(`${tmp.path}/file_with_underscores.txt`, "UNDERSCORES")
const files = (await Snapshot.patch(before!)).files
expect(files).toContain(`${tmp.dir}/file with spaces.txt`)
expect(files).toContain(`${tmp.dir}/file-with-dashes.txt`)
expect(files).toContain(`${tmp.dir}/file_with_underscores.txt`)
expect(files).toContain(`${tmp.path}/file with spaces.txt`)
expect(files).toContain(`${tmp.path}/file-with-dashes.txt`)
expect(files).toContain(`${tmp.path}/file_with_underscores.txt`)
},
})
})
@@ -207,7 +205,7 @@ test("special characters in filenames", async () => {
test("revert with empty patches", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
// Should not crash with empty patches
expect(Snapshot.revert([])).resolves.toBeUndefined()
@@ -221,13 +219,13 @@ test("revert with empty patches", async () => {
test("patch with invalid hash", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
// Create a change
await Bun.write(`${tmp.dir}/test.txt`, "TEST")
await Bun.write(`${tmp.path}/test.txt`, "TEST")
// Try to patch with invalid hash - should handle gracefully
const patch = await Snapshot.patch("invalid-hash-12345")
@@ -240,7 +238,7 @@ test("patch with invalid hash", async () => {
test("revert non-existent file", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
@@ -251,7 +249,7 @@ test("revert non-existent file", async () => {
Snapshot.revert([
{
hash: before!,
files: [`${tmp.dir}/nonexistent.txt`],
files: [`${tmp.path}/nonexistent.txt`],
},
]),
).resolves.toBeUndefined()
@@ -262,16 +260,16 @@ test("revert non-existent file", async () => {
test("unicode filenames", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
const unicodeFiles = [
`${tmp.dir}/文件.txt`,
`${tmp.dir}/🚀rocket.txt`,
`${tmp.dir}/café.txt`,
`${tmp.dir}/файл.txt`,
`${tmp.path}/文件.txt`,
`${tmp.path}/🚀rocket.txt`,
`${tmp.path}/café.txt`,
`${tmp.path}/файл.txt`,
]
for (const file of unicodeFiles) {
@@ -292,13 +290,13 @@ test("unicode filenames", async () => {
test("very long filenames", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
const longName = "a".repeat(200) + ".txt"
const longFile = `${tmp.dir}/${longName}`
const longFile = `${tmp.path}/${longName}`
await Bun.write(longFile, "long filename content")
@@ -314,19 +312,19 @@ test("very long filenames", async () => {
test("hidden files", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await Bun.write(`${tmp.dir}/.hidden`, "hidden content")
await Bun.write(`${tmp.dir}/.gitignore`, "*.log")
await Bun.write(`${tmp.dir}/.config`, "config content")
await Bun.write(`${tmp.path}/.hidden`, "hidden content")
await Bun.write(`${tmp.path}/.gitignore`, "*.log")
await Bun.write(`${tmp.path}/.config`, "config content")
const patch = await Snapshot.patch(before!)
expect(patch.files).toContain(`${tmp.dir}/.hidden`)
expect(patch.files).toContain(`${tmp.dir}/.gitignore`)
expect(patch.files).toContain(`${tmp.dir}/.config`)
expect(patch.files).toContain(`${tmp.path}/.hidden`)
expect(patch.files).toContain(`${tmp.path}/.gitignore`)
expect(patch.files).toContain(`${tmp.path}/.config`)
},
})
})
@@ -334,19 +332,19 @@ test("hidden files", async () => {
test("nested symlinks", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await $`mkdir -p ${tmp.dir}/sub/dir`.quiet()
await Bun.write(`${tmp.dir}/sub/dir/target.txt`, "target content")
await $`ln -s ${tmp.dir}/sub/dir/target.txt ${tmp.dir}/sub/dir/link.txt`.quiet()
await $`ln -s ${tmp.dir}/sub ${tmp.dir}/sub-link`.quiet()
await $`mkdir -p ${tmp.path}/sub/dir`.quiet()
await Bun.write(`${tmp.path}/sub/dir/target.txt`, "target content")
await $`ln -s ${tmp.path}/sub/dir/target.txt ${tmp.path}/sub/dir/link.txt`.quiet()
await $`ln -s ${tmp.path}/sub ${tmp.path}/sub-link`.quiet()
const patch = await Snapshot.patch(before!)
expect(patch.files).toContain(`${tmp.dir}/sub/dir/link.txt`)
expect(patch.files).toContain(`${tmp.dir}/sub-link`)
expect(patch.files).toContain(`${tmp.path}/sub/dir/link.txt`)
expect(patch.files).toContain(`${tmp.path}/sub-link`)
},
})
})
@@ -354,15 +352,15 @@ test("nested symlinks", async () => {
test("file permissions and ownership changes", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
// Change permissions multiple times
await $`chmod 600 ${tmp.dir}/a.txt`.quiet()
await $`chmod 755 ${tmp.dir}/a.txt`.quiet()
await $`chmod 644 ${tmp.dir}/a.txt`.quiet()
await $`chmod 600 ${tmp.path}/a.txt`.quiet()
await $`chmod 755 ${tmp.path}/a.txt`.quiet()
await $`chmod 644 ${tmp.path}/a.txt`.quiet()
const patch = await Snapshot.patch(before!)
// Note: git doesn't track permission changes on existing files by default
@@ -375,13 +373,13 @@ test("file permissions and ownership changes", async () => {
test("circular symlinks", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
// Create circular symlink
await $`ln -s ${tmp.dir}/circular ${tmp.dir}/circular`.quiet().nothrow()
await $`ln -s ${tmp.path}/circular ${tmp.path}/circular`.quiet().nothrow()
const patch = await Snapshot.patch(before!)
expect(patch.files.length).toBeGreaterThanOrEqual(0) // Should not crash
@@ -392,23 +390,23 @@ test("circular symlinks", async () => {
test("gitignore changes", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
await Bun.write(`${tmp.dir}/.gitignore`, "*.ignored")
await Bun.write(`${tmp.dir}/test.ignored`, "ignored content")
await Bun.write(`${tmp.dir}/normal.txt`, "normal content")
await Bun.write(`${tmp.path}/.gitignore`, "*.ignored")
await Bun.write(`${tmp.path}/test.ignored`, "ignored content")
await Bun.write(`${tmp.path}/normal.txt`, "normal content")
const patch = await Snapshot.patch(before!)
// Should track gitignore itself
expect(patch.files).toContain(`${tmp.dir}/.gitignore`)
expect(patch.files).toContain(`${tmp.path}/.gitignore`)
// Should track normal files
expect(patch.files).toContain(`${tmp.dir}/normal.txt`)
expect(patch.files).toContain(`${tmp.path}/normal.txt`)
// Should not track ignored files (git won't see them)
expect(patch.files).not.toContain(`${tmp.dir}/test.ignored`)
expect(patch.files).not.toContain(`${tmp.path}/test.ignored`)
},
})
})
@@ -416,7 +414,7 @@ test("gitignore changes", async () => {
test("concurrent file operations during patch", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
@@ -424,7 +422,7 @@ test("concurrent file operations during patch", async () => {
// Start creating files
const createPromise = (async () => {
for (let i = 0; i < 10; i++) {
await Bun.write(`${tmp.dir}/concurrent${i}.txt`, `concurrent${i}`)
await Bun.write(`${tmp.path}/concurrent${i}.txt`, `concurrent${i}`)
// Small delay to simulate concurrent operations
await new Promise((resolve) => setTimeout(resolve, 1))
}
@@ -448,25 +446,25 @@ test("snapshot state isolation between projects", async () => {
await using tmp2 = await bootstrap()
await Instance.provide({
directory: tmp1.dir,
directory: tmp1.path,
fn: async () => {
const before1 = await Snapshot.track()
await Bun.write(`${tmp1.dir}/project1.txt`, "project1 content")
await Bun.write(`${tmp1.path}/project1.txt`, "project1 content")
const patch1 = await Snapshot.patch(before1!)
expect(patch1.files).toContain(`${tmp1.dir}/project1.txt`)
expect(patch1.files).toContain(`${tmp1.path}/project1.txt`)
},
})
await Instance.provide({
directory: tmp2.dir,
directory: tmp2.path,
fn: async () => {
const before2 = await Snapshot.track()
await Bun.write(`${tmp2.dir}/project2.txt`, "project2 content")
await Bun.write(`${tmp2.path}/project2.txt`, "project2 content")
const patch2 = await Snapshot.patch(before2!)
expect(patch2.files).toContain(`${tmp2.dir}/project2.txt`)
expect(patch2.files).toContain(`${tmp2.path}/project2.txt`)
// Ensure project1 files don't appear in project2
expect(patch2.files).not.toContain(`${tmp1?.dir}/project1.txt`)
expect(patch2.files).not.toContain(`${tmp1?.path}/project1.txt`)
},
})
})
@@ -474,7 +472,7 @@ test("snapshot state isolation between projects", async () => {
test("track with no changes returns same hash", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const hash1 = await Snapshot.track()
expect(hash1).toBeTruthy()
@@ -493,15 +491,15 @@ test("track with no changes returns same hash", async () => {
test("diff function with various changes", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
// Make various changes
await $`rm ${tmp.dir}/a.txt`.quiet()
await Bun.write(`${tmp.dir}/new.txt`, "new content")
await Bun.write(`${tmp.dir}/b.txt`, "modified content")
await $`rm ${tmp.path}/a.txt`.quiet()
await Bun.write(`${tmp.path}/new.txt`, "new content")
await Bun.write(`${tmp.path}/b.txt`, "modified content")
const diff = await Snapshot.diff(before!)
expect(diff).toContain("deleted")
@@ -514,23 +512,23 @@ test("diff function with various changes", async () => {
test("restore function", async () => {
await using tmp = await bootstrap()
await Instance.provide({
directory: tmp.dir,
directory: tmp.path,
fn: async () => {
const before = await Snapshot.track()
expect(before).toBeTruthy()
// Make changes
await $`rm ${tmp.dir}/a.txt`.quiet()
await Bun.write(`${tmp.dir}/new.txt`, "new content")
await Bun.write(`${tmp.dir}/b.txt`, "modified")
await $`rm ${tmp.path}/a.txt`.quiet()
await Bun.write(`${tmp.path}/new.txt`, "new content")
await Bun.write(`${tmp.path}/b.txt`, "modified")
// Restore to original state
await Snapshot.restore(before!)
expect(await Bun.file(`${tmp.dir}/a.txt`).exists()).toBe(true)
expect(await Bun.file(`${tmp.dir}/a.txt`).text()).toBe(tmp.aContent)
expect(await Bun.file(`${tmp.dir}/new.txt`).exists()).toBe(true) // New files should remain
expect(await Bun.file(`${tmp.dir}/b.txt`).text()).toBe(tmp.bContent)
expect(await Bun.file(`${tmp.path}/a.txt`).exists()).toBe(true)
expect(await Bun.file(`${tmp.path}/a.txt`).text()).toBe(tmp.extra.aContent)
expect(await Bun.file(`${tmp.path}/new.txt`).exists()).toBe(true) // New files should remain
expect(await Bun.file(`${tmp.path}/b.txt`).text()).toBe(tmp.extra.bContent)
},
})
})