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CapaKraken/packages/db/src/load-workspace-env.test.ts
T

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TypeScript

import { afterEach, describe, it } from "node:test";
import assert from "node:assert/strict";
import { mkdtempSync, rmSync, writeFileSync } from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { loadWorkspaceEnv, resolveWorkspaceEnvPaths } from "./load-workspace-env.js";
const envKeys = [
"DATABASE_URL",
"SHARED_VALUE",
"LOCAL_ONLY",
"MODE_ONLY",
"MODE_LOCAL_ONLY",
];
function clearEnv() {
for (const key of envKeys) {
delete process.env[key];
}
}
function withTempWorkspace(run: (workspaceRoot: string) => void) {
const workspaceRoot = mkdtempSync(join(tmpdir(), "capakraken-env-"));
try {
run(workspaceRoot);
} finally {
rmSync(workspaceRoot, { recursive: true, force: true });
}
}
afterEach(() => {
clearEnv();
delete process.env.NODE_ENV;
});
describe("loadWorkspaceEnv", () => {
it("loads standard workspace env files in precedence order", () => {
withTempWorkspace((workspaceRoot) => {
writeFileSync(join(workspaceRoot, ".env"), "DATABASE_URL=postgres://from-env\nSHARED_VALUE=base\n");
writeFileSync(join(workspaceRoot, ".env.development"), "SHARED_VALUE=mode\nMODE_ONLY=development\n");
writeFileSync(join(workspaceRoot, ".env.local"), "SHARED_VALUE=local\nLOCAL_ONLY=1\n");
writeFileSync(join(workspaceRoot, ".env.development.local"), "SHARED_VALUE=mode-local\nMODE_LOCAL_ONLY=1\n");
process.env.NODE_ENV = "development";
const loadedPaths = loadWorkspaceEnv({ workspaceRoot });
assert.deepEqual(
loadedPaths.map((entry) => entry.slice(workspaceRoot.length + 1)),
[".env", ".env.development", ".env.local", ".env.development.local"],
);
assert.equal(process.env.DATABASE_URL, "postgres://from-env");
assert.equal(process.env.SHARED_VALUE, "mode-local");
assert.equal(process.env.LOCAL_ONLY, "1");
assert.equal(process.env.MODE_ONLY, "development");
assert.equal(process.env.MODE_LOCAL_ONLY, "1");
});
});
it("does not override variables that already exist in the shell environment", () => {
withTempWorkspace((workspaceRoot) => {
writeFileSync(join(workspaceRoot, ".env"), "DATABASE_URL=postgres://from-env\n");
writeFileSync(join(workspaceRoot, ".env.local"), "DATABASE_URL=postgres://from-local\n");
process.env.DATABASE_URL = "postgres://from-shell";
loadWorkspaceEnv({ workspaceRoot });
assert.equal(process.env.DATABASE_URL, "postgres://from-shell");
});
});
it("returns the candidate env paths even when files are missing", () => {
withTempWorkspace((workspaceRoot) => {
process.env.NODE_ENV = "test";
const envPaths = resolveWorkspaceEnvPaths({ workspaceRoot });
assert.deepEqual(
envPaths.map((entry) => entry.slice(workspaceRoot.length + 1)),
[".env", ".env.test", ".env.local", ".env.test.local"],
);
assert.deepEqual(loadWorkspaceEnv({ workspaceRoot }), []);
});
});
});