Property 'DISABLE_6X_DEPRECATIONS' does not exist on type '{ DEPRECATE_CATCH_ALL?: boolean | undefined; DEPRECATE_NON_STRICT_TYPES?: boolean | undefined; DEPRECATE_NON_STRICT_ID?: boolean | undefined; DEPRECATE_COMPUTED_CHAINS?: boolean | undefined; DEPRECATE_LEGACY_IMPORTS?: boolean | undefined; DEPRECATE_NON_UNIQUE_PAYLOADS?: boolean | undefined; DEPRECATE_RELATIONSHIP_REMOTE_UPDATE_CLEARING_LOCAL_STATE?: boolean | undefined; DEPRECATE_MANY_ARRAY_DUPLICATES?: boolean | undefined; DEPRECATE_STORE_EXTENDS_EMBER_OBJECT?: boolean | undefined; ENABLE_LEGACY_SCHEMA_SERVICE?: boolean | undefined; DEPRECATE_EMBER_INFLECTOR?: boolean | undefined; }'.

Type '(name: string, callback?: TestFunctionCallback | undefined) => void' is not assignable to type '(name: string, cb: (this: TestContext, assert: LimitedAssert) => void | Promise<void>) => void'.

Type 'TestFunction' is not assignable to type '(name: string, cb: (this: TestContext, assert: LimitedAssert) => void | Promise<void>) => void'.

Argument of type '(this: TestContext, assert: Assert) => void | Promise<void>' is not assignable to parameter of type 'TestFunctionCallback'.