function checkPersisted(assert, vContexts) {
		if (!Array.isArray(vContexts)) {
			vContexts = [vContexts];
		}
		vContexts.forEach((oContext) => {
			assert.strictEqual(oContext.created(), undefined, "persisted, not created");
			assert.strictEqual(oContext.getProperty("@$ui5.context.isTransient"), undefined);
			assert.strictEqual(oContext.isTransient(), undefined);
			// Note: due to cloning, undefined values are dropped anyway
			// assert.notOk("@$ui5.context.isTransient" in oContext.getObject());
		});
	}
Checks that the given context looks "persisted, not created".

@param {object} assert - The QUnit assert object
@param {sap.ui.model.odata.v4.Context|sap.ui.model.odata.v4.Context[]} vContexts
  A single context or a list