logos-storage-contracts-eth/test/helpers.js

export async function assertDeploymentRejectedWithCustomError(
  customError,
  deploymentPromise,
) {
  const error = await expect(deploymentPromise).to.be.rejected

  expect(error)
    .to.have.property("message")
    .that.contains(
      customError,
      `Expected error ${expectedError}, but got ${error.message}`,
    )
}