expect(testConfig.exclude).toContain("src/security/**");

});

it("scopes default coverage to source files owned by the unit lane", () => {

it("skips default coverage source discovery when coverage is disabled", () => {

const unitConfig = createUnitVitestConfig({});

const testConfig = requireTestConfig(unitConfig);

expect(testConfig.coverage?.include).toBeUndefined();

});

it("scopes default coverage to source files owned by the unit lane", () => {

const unitConfig = createUnitVitestConfigWithOptions(

{},

{

argv: ["node", "vitest", "run", "--coverage"],

},

);

const testConfig = requireTestConfig(unitConfig);

const coverageInclude = testConfig.coverage?.include;

expect(coverageInclude).toContain("src/commitments/runtime.ts");

expect(coverageInclude).toContain("src/media-generation/runtime-shared.ts");

return [...sourceFiles].toSorted((left, right) => left.localeCompare(right));

}

function isEnabledFlagValue(value: string): boolean {

return !["0", "false", "no", "off"].includes(value.trim().toLowerCase());

}

function isCoverageEnabledFromArgv(argv: string[] = process.argv): boolean {

return argv.some((arg) => {

if (arg === "--coverage" || arg === "--coverage.enabled") {

return true;

}

const match = arg.match(/^--coverage(?:\.enabled)?=(.*)$/u);

return match ? isEnabledFlagValue(match[1] ?? "") : false;

});

}

export function createUnitVitestConfigWithOptions(

env: Record<string, string | undefined> = process.env,

options: {

} = {},

) {

const isolate = resolveVitestIsolation(env);

const argv = options.argv ?? process.argv;

const unitFastTestFiles = getUnitFastTestFiles();

const envIncludePatterns = loadIncludePatternsFromEnv(env);

const defaultIncludePatterns = options.includePatterns ?? unitTestIncludePatterns;

const cliIncludePatterns = narrowIncludePatternsForCli(defaultIncludePatterns, options.argv);

const cliIncludePatterns = narrowIncludePatternsForCli(defaultIncludePatterns, argv);

const coverageIncludePatterns =

isCoverageEnabledFromArgv(argv) &&

options.includePatterns === undefined &&

envIncludePatterns === null &&

cliIncludePatterns === null