Function matchKindSnapshot

test/harness/snapshot/index.js:132–175

(caseDir, kind, received)

 * @param {EXPECTED_ANY} received The value to match against the snapshot
 */
const matchKindSnapshot = function (caseDir, kind, received) {
	const snapshotPath = path.join(caseDir, "__snapshots__", `${kind}.snap`);
	const parentState =
		getActiveSnapshotState() || expect.getState().snapshotState;
	const ps = /** @type {EXPECTED_ANY} */ (parentState);

	const kindState = new SnapshotState(snapshotPath, {
		updateSnapshot: ps._updateSnapshot === "all" ? "all" : "none",
		snapshotFormat: parentState.snapshotFormat,
		expand: parentState.expand,
		prettierPath: ps._prettierPath,
		rootDir: ps._rootDir || process.cwd()
	});

	// Call jest-snapshot's toMatchSnapshot directly with a controlled
	// matcher context. Using `kind` as currentTestName produces the
	// stable key "<kind> 1" (e.g. "errors 1"), independent of suite.
	const { toMatchSnapshot } = require("jest-snapshot");
	const context = /** @type {EXPECTED_ANY} */ ({
		snapshotState: kindState,
		currentTestName: kind,
		isNot: false,
		promise: "",
		utils: require("jest-matcher-utils"),
		expand: false
	});

	try {
		const result = /** @type {import("expect").SyncExpectationResult} */ (
			toMatchSnapshot.call(context, received)
		);
		if (!result.pass) {
			throw new Error(result.message());
		}
	} finally {
		kindState.save();

		// Bubble counts up to the parent state so Jest reports them.
		parentState.unmatched += kindState.unmatched;
		parentState.matched += kindState.matched;
		parentState.updated += kindState.updated;
		parentState.added += kindState.added;
	}
};

module.exports.getActiveSnapshotState = getActiveSnapshotState;
module.exports.registerPerCaseSnapshotHooks = registerPerCaseSnapshotHooks;