imo_numberAviation

Mock Jutsu HOW-TO | UK

The imo_number function within the mock-jutsu library provides developers with a reliable way to generate realistic test data for maritime and transport-related applications. Situated within the aviation and logistics category of the toolkit, this function produces a seven-digit identifier that adheres to the strict formatting standards originally established by the International Maritime Organization. By leveraging mock-jutsu, software engineers can ensure their systems are populated with valid identifiers that mirror real-world ship registration numbers, which is essential for maintaining database integrity and functional accuracy during the development lifecycle.

At its technical core, the imo_number generator utilises a specific MOD-10 weighted check digit algorithm to validate every entry it creates. In this format, the first six digits serve as a unique serial number, while the seventh digit acts as a checksum calculated by multiplying each of the first six digits by a factor of seven to two. This ensures that a generated value, such as IMO 9074729, is not merely a random sequence of integers but a mathematically sound identifier capable of passing through rigorous validation layers in logistics and supply chain software. Such precision in mock data is vital for testing complex algorithms that handle vessel tracking, port management, and international shipping documentation.

Integrating this function into a modern devops workflow is seamless across various environments. Developers can invoke the generator directly in a Python script using the jutsu.generate('imo_number') method, or execute a quick generation via the command line interface with mockjutsu generate imo_number. For performance specialists, the library also supports JMeter integration through the ${__mockjutsu(imo_number,)} syntax. This versatility makes it an indispensable asset for QA engineers who require high-quality test data without the manual overhead or the privacy risks associated with using sensitive production datasets.

Beyond simple data population, the imo_number function supports advanced testing scenarios, including edge-case handling for maritime insurance platforms and customs clearance simulations. By providing a steady stream of unique, valid identifiers, mock-jutsu allows teams to stress-test their search indexes and API endpoints under realistic conditions. Ultimately, using this specialised tool streamlines the testing pipeline, ensuring that transport and logistics software remains robust, compliant, and ready for global deployment in a competitive market.

CLI Usage
mockjutsu generate imo_numbermockjutsu bulk imo_number --count 10mockjutsu export imo_number --count 10 --format jsonmockjutsu export imo_number --count 10 --format csvmockjutsu export imo_number --count 10 --format sql
Python API
from mockjutsu import jutsujutsu.generate('imo_number')jutsu.bulk('imo_number', count=10)jutsu.template(['imo_number'], count=5)
JMeter
${__mockjutsu_aviation(imo_number)}# JMeter Function: __mockjutsu_aviation# Parameter 1: imo_number# Parameter 2: (not required for this function)
REST API
GET /generate/imo_number# → {"type":"imo_number","result":"...","status":"ok"}GET /bulk/imo_number?count=10POST /template {"types":["imo_number"],"count":1}

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