35 lines
1.2 KiB
JavaScript
35 lines
1.2 KiB
JavaScript
// NOTE: Make sure to initialize ajv when using this helper
|
|
|
|
const getAjvErrorMessage = ({ errors }) => {
|
|
return (errors || []).map((error) => {
|
|
return `Error with item ${error.instancePath}: ${error.message}`;
|
|
});
|
|
};
|
|
|
|
export function toValidateJsonSchema(testData, validator) {
|
|
if (!(validator instanceof Function && validator.schema)) {
|
|
return {
|
|
validator,
|
|
message: () =>
|
|
'Validator must be a validating function with property "schema", created with `ajv.compile`. See https://ajv.js.org/api.html#ajv-compile-schema-object-data-any-boolean-promise-any.',
|
|
pass: false,
|
|
};
|
|
}
|
|
|
|
const isValid = validator(testData);
|
|
|
|
return {
|
|
actual: testData,
|
|
message: () => {
|
|
if (isValid) {
|
|
// We can match, but still fail because we're in a `expect...not.` context
|
|
return 'Expected the given data not to pass the schema validation, but found that it was considered valid.';
|
|
}
|
|
|
|
const errorMessages = getAjvErrorMessage(validator).join('\n');
|
|
return `Expected the given data to pass the schema validation, but found that it was considered invalid. Errors:\n${errorMessages}`;
|
|
},
|
|
pass: isValid,
|
|
};
|
|
}
|