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chore: satisfy Biome for next-swc tests
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-140
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‎src/plugins/next-swc/plugin.test.ts‎

Lines changed: 139 additions & 139 deletions
Original file line numberDiff line numberDiff line change
@@ -1,139 +1,139 @@
1-
import { beforeEach, describe, expect, it, vi } from "vitest";
2-
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import type { NextConfigComplete } from "next/dist/server/config-shared.js";
4-
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vi.mock("next/dist/build/load-jsconfig.js", () => ({
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default: vi.fn(),
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}));
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vi.mock("next/dist/build/swc/index.js", () => ({
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transform: vi.fn(),
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}));
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vi.mock("../../utils/nextjs", () => ({
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findNextDirectories: vi.fn(),
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loadClosestPackageJson: vi.fn(),
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loadSWCBindingsEagerly: vi.fn(),
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}));
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vi.mock("../../utils/swc/transform", () => ({
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getVitestSWCTransformConfig: vi.fn(),
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}));
22-
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const createPromiseWithResolvers = <T,>() => {
24-
let resolve!: (value: T | PromiseLike<T>) => void;
25-
let reject!: (reason?: unknown) => void;
26-
const promise = new Promise<T>((res, rej) => {
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resolve = res;
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reject = rej;
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});
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return { promise, resolve, reject };
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};
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const nextConfig: NextConfigComplete = {
35-
// Only the fields read by our code under test are populated here.
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experimental: {
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swcPlugins: [],
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},
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modularizeImports: undefined,
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compiler: undefined,
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distDir: ".next",
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// biome-ignore lint/suspicious/noExplicitAny: we only need a partial shape for this test
43-
} as any;
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describe("vitePluginNextSwc env detection", () => {
46-
const setupMocks = async () => {
47-
const loadJsConfigModule = await import("next/dist/build/load-jsconfig.js");
48-
vi.mocked(loadJsConfigModule.default).mockResolvedValue(
49-
// biome-ignore lint/suspicious/noExplicitAny: Next's load-jsconfig return type is not stable/public
50-
{
51-
useTypeScript: true,
52-
jsConfig: { compilerOptions: {} },
53-
resolvedBaseUrl: undefined,
54-
} as any,
55-
);
56-
57-
const NextUtils = await import("../../utils/nextjs");
58-
vi.mocked(NextUtils.findNextDirectories).mockReturnValue({
59-
pagesDir: "/pages",
60-
appDir: "/app",
61-
});
62-
vi.mocked(NextUtils.loadClosestPackageJson).mockResolvedValue({
63-
type: "module",
64-
});
65-
vi.mocked(NextUtils.loadSWCBindingsEagerly).mockResolvedValue(undefined);
66-
67-
const swc = await import("next/dist/build/swc/index.js");
68-
vi.mocked(swc.transform).mockResolvedValue({
69-
code: "export {}",
70-
map: null,
71-
});
72-
73-
const swcTransform = await import("../../utils/swc/transform");
74-
vi.mocked(swcTransform.getVitestSWCTransformConfig).mockReturnValue(
75-
// biome-ignore lint/suspicious/noExplicitAny: Next's SWC options are not exported as a stable TS type
76-
{} as any,
77-
);
78-
};
79-
80-
it("treats Storybook-like Vite config (no `test` field) as browser, not server", async () => {
81-
// In Storybook, VITEST is not set; in our unit test runner it is, so we explicitly simulate Storybook.
82-
process.env.VITEST = "false";
83-
vi.resetModules();
84-
await setupMocks();
85-
86-
const { vitePluginNextSwc } = await import("./plugin");
87-
88-
const nextConfigResolver = createPromiseWithResolvers<NextConfigComplete>();
89-
nextConfigResolver.resolve(nextConfig);
90-
91-
const plugin = vitePluginNextSwc("/root", nextConfigResolver);
92-
93-
await plugin.config?.({}, { mode: "development" } as never);
94-
95-
await plugin.transform?.call(
96-
{ getCombinedSourcemap: () => ({ version: 3, mappings: "" } as any) } as any,
97-
"export const x = typeof window;",
98-
"/src/example.ts",
99-
);
100-
101-
const swcTransform = await import("../../utils/swc/transform");
102-
const lastCallArg =
103-
vi.mocked(swcTransform.getVitestSWCTransformConfig).mock.calls.at(-1)?.[0];
104-
105-
expect(lastCallArg?.isServerEnvironment).toBe(false);
106-
});
107-
108-
it("treats Vitest node environment as server", async () => {
109-
process.env.VITEST = "true";
110-
vi.resetModules();
111-
await setupMocks();
112-
113-
const { vitePluginNextSwc } = await import("./plugin");
114-
115-
const nextConfigResolver = createPromiseWithResolvers<NextConfigComplete>();
116-
nextConfigResolver.resolve(nextConfig);
117-
118-
const plugin = vitePluginNextSwc("/root", nextConfigResolver);
119-
120-
await plugin.config?.(
121-
{ test: { environment: "node" } },
122-
{ mode: "development" } as never,
123-
);
124-
125-
await plugin.transform?.call(
126-
{ getCombinedSourcemap: () => ({ version: 3, mappings: "" } as any) } as any,
127-
"export const x = typeof window;",
128-
"/src/example.ts",
129-
);
130-
131-
const swcTransform = await import("../../utils/swc/transform");
132-
const lastCallArg =
133-
vi.mocked(swcTransform.getVitestSWCTransformConfig).mock.calls.at(-1)?.[0];
134-
135-
expect(lastCallArg?.isServerEnvironment).toBe(true);
136-
});
137-
});
138-
139-
1+
import { beforeEach, describe, expect, it, vi } from "vitest";
2+
3+
import type loadJsConfig from "next/dist/build/load-jsconfig.js";
4+
import type { NextConfigComplete } from "next/dist/server/config-shared.js";
5+
6+
vi.mock("next/dist/build/load-jsconfig.js", () => ({
7+
default: vi.fn(),
8+
}));
9+
10+
vi.mock("next/dist/build/swc/index.js", () => ({
11+
transform: vi.fn(),
12+
}));
13+
14+
vi.mock("../../utils/nextjs", () => ({
15+
findNextDirectories: vi.fn(),
16+
loadClosestPackageJson: vi.fn(),
17+
loadSWCBindingsEagerly: vi.fn(),
18+
}));
19+
20+
vi.mock("../../utils/swc/transform", () => ({
21+
getVitestSWCTransformConfig: vi.fn(),
22+
}));
23+
24+
const createPromiseWithResolvers = <T>() => {
25+
let resolve!: (value: T | PromiseLike<T>) => void;
26+
let reject!: (reason?: unknown) => void;
27+
const promise = new Promise<T>((res, rej) => {
28+
resolve = res;
29+
reject = rej;
30+
});
31+
32+
return { promise, resolve, reject };
33+
};
34+
35+
const nextConfig: NextConfigComplete = {
36+
// Only the fields read by our code under test are populated here.
37+
experimental: {
38+
swcPlugins: [],
39+
},
40+
modularizeImports: undefined,
41+
compiler: undefined,
42+
distDir: ".next",
43+
// biome-ignore lint/suspicious/noExplicitAny: we only need a partial shape for this test
44+
} as any;
45+
46+
describe("vitePluginNextSwc env detection", () => {
47+
const setupMocks = async () => {
48+
const loadJsConfigModule = await import("next/dist/build/load-jsconfig.js");
49+
vi.mocked(loadJsConfigModule.default).mockResolvedValue({
50+
useTypeScript: true,
51+
jsConfig: { compilerOptions: {} },
52+
resolvedBaseUrl: undefined,
53+
} as unknown as Awaited<ReturnType<typeof loadJsConfig>>);
54+
55+
const NextUtils = await import("../../utils/nextjs");
56+
vi.mocked(NextUtils.findNextDirectories).mockReturnValue({
57+
pagesDir: "/pages",
58+
appDir: "/app",
59+
});
60+
vi.mocked(NextUtils.loadClosestPackageJson).mockResolvedValue({
61+
type: "module",
62+
});
63+
vi.mocked(NextUtils.loadSWCBindingsEagerly).mockResolvedValue(undefined);
64+
65+
const swc = await import("next/dist/build/swc/index.js");
66+
vi.mocked(swc.transform).mockResolvedValue({
67+
code: "export {}",
68+
map: null,
69+
});
70+
71+
const swcTransform = await import("../../utils/swc/transform");
72+
vi.mocked(swcTransform.getVitestSWCTransformConfig).mockReturnValue(
73+
{} as ReturnType<typeof swcTransform.getVitestSWCTransformConfig>,
74+
);
75+
};
76+
77+
it("treats Storybook-like Vite config (no `test` field) as browser, not server", async () => {
78+
// In Storybook, VITEST is not set; in our unit test runner it is, so we explicitly simulate Storybook.
79+
process.env.VITEST = "false";
80+
vi.resetModules();
81+
await setupMocks();
82+
83+
const { vitePluginNextSwc } = await import("./plugin");
84+
85+
const nextConfigResolver = createPromiseWithResolvers<NextConfigComplete>();
86+
nextConfigResolver.resolve(nextConfig);
87+
88+
const plugin = vitePluginNextSwc("/root", nextConfigResolver);
89+
90+
await plugin.config?.({}, { mode: "development" } as never);
91+
92+
await plugin.transform?.call(
93+
{ getCombinedSourcemap: () => null } as unknown as ThisParameterType<
94+
NonNullable<typeof plugin.transform>
95+
>,
96+
"export const x = typeof window;",
97+
"/src/example.ts",
98+
);
99+
100+
const swcTransform = await import("../../utils/swc/transform");
101+
const lastCallArg = vi
102+
.mocked(swcTransform.getVitestSWCTransformConfig)
103+
.mock.calls.at(-1)?.[0];
104+
105+
expect(lastCallArg?.isServerEnvironment).toBe(false);
106+
});
107+
108+
it("treats Vitest node environment as server", async () => {
109+
process.env.VITEST = "true";
110+
vi.resetModules();
111+
await setupMocks();
112+
113+
const { vitePluginNextSwc } = await import("./plugin");
114+
115+
const nextConfigResolver = createPromiseWithResolvers<NextConfigComplete>();
116+
nextConfigResolver.resolve(nextConfig);
117+
118+
const plugin = vitePluginNextSwc("/root", nextConfigResolver);
119+
120+
await plugin.config?.({ test: { environment: "node" } }, {
121+
mode: "development",
122+
} as never);
123+
124+
await plugin.transform?.call(
125+
{ getCombinedSourcemap: () => null } as unknown as ThisParameterType<
126+
NonNullable<typeof plugin.transform>
127+
>,
128+
"export const x = typeof window;",
129+
"/src/example.ts",
130+
);
131+
132+
const swcTransform = await import("../../utils/swc/transform");
133+
const lastCallArg = vi
134+
.mocked(swcTransform.getVitestSWCTransformConfig)
135+
.mock.calls.at(-1)?.[0];
136+
137+
expect(lastCallArg?.isServerEnvironment).toBe(true);
138+
});
139+
});

‎src/plugins/next-swc/plugin.ts‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -4,8 +4,8 @@ import type { NextConfigComplete } from "next/dist/server/config-shared.js";
44
import { resolve } from "pathe";
55
import { type Plugin, createFilter } from "vite";
66

7-
import * as NextUtils from "../../utils/nextjs";
87
import { isVitestEnv } from "../../utils";
8+
import * as NextUtils from "../../utils/nextjs";
99
import { getVitestSWCTransformConfig } from "../../utils/swc/transform";
1010
import { isDefined } from "../../utils/typescript";
1111

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