Function getPackageTestCapabilitiesForDartProject

src/shared/test/version.ts:48–81

(logger: Logger, workspaceContext: WorkspaceContext, folderPath: string)

 * versioned with the Flutter SDK and don't need a package version check.
 */
export function getPackageTestCapabilitiesForDartProject(logger: Logger, workspaceContext: WorkspaceContext, folderPath: string): DartTestCapabilities {
	// Don't look for a version in places where we don't support `dart run test`.
	if (workspaceContext.config.supportsDartRunTest === false)
		return DartTestCapabilities.empty;

	// We cache by both folder and package map so we can look up a cache value without
	// having to locate the package map.
	let cached = cachedTestCapabilities.get(folderPath);
	if (cached !== undefined)
		return cached;

	// Test capabilities are the same for projects in a workspace, so look up the package map path and we'll also cache
	// on that. If there is no package map, there is no pkg:test.
	const packageFile = PackageMap.findPackagesFile(folderPath);
	if (!packageFile)
		return DartTestCapabilities.empty;

	// Check the cache again for the package map.
	cached = cachedTestCapabilities.get(packageFile);
	if (cached !== undefined)
		return cached;

	try {
		const capabilities = getCapabilitiesFromVersionInPackageGraph(logger, packageFile) ?? DartTestCapabilities.empty;
		cachedTestCapabilities.add(folderPath, capabilities, packageTestCapabilitiesCacheTimeInMs);
		cachedTestCapabilities.add(packageFile, capabilities, packageTestCapabilitiesCacheTimeInMs);

		return capabilities;
	} catch (e) {
		logger.error(`Failed to get package:test capabilities: ${e}`);

		return DartTestCapabilities.empty;
	}
}

interface PackageGraphJson {
	packages?: PackageGraphPackage[];