obd-raw-data-parser/dist/src/__tests__/DTC-from-car-3.test.js

A lightweight TypeScript library for parsing OBD-II raw data into human readable format. Based on the excellent work of obd-utils by Nishkalkashyap.

import { DTCBaseDecoder } from "../index.js";
describe("DTC From Car Tests - Additional Patterns", () => {
    const baseConfig = {
        logPrefix: "TEST",
    };
    test("should handle mode 03 response with repeating patterns", () => {
        const decoder = new DTCBaseDecoder({
            ...baseConfig,
            isCan: true,
            serviceMode: "03",
            troubleCodeType: "CURRENT",
        });
        // From Raw_CAR.txt - a pattern where same response appears multiple times
        const response = [
            [52, 51, 48, 50, 48, 49, 48, 50, 48, 49, 49, 51, 13],
            [52, 51, 48, 48, 13],
            [13, 62]
        ];
        const result = decoder.decodeDTCs(response);
        expect(result).toEqual(["P0102", "P0113"]);
    });
    test("should handle longer mode 07 responses", () => {
        const decoder = new DTCBaseDecoder({
            ...baseConfig,
            isCan: true,
            serviceMode: "07",
            troubleCodeType: "PENDING",
        });
        // From Raw_CAR.txt - a pattern with longer DTC sequence
        const response = [
            [52, 55, 48, 50, 48, 49, 48, 50, 48, 49, 49, 51, 13],
            [52, 55, 48, 48, 13],
            [13, 62]
        ];
        const result = decoder.decodeDTCs(response);
        expect(result).toEqual(["P0102", "P0113"]);
    });
    test("should handle status responses in mode 0A", () => {
        const decoder = new DTCBaseDecoder({
            ...baseConfig,
            isCan: true,
            serviceMode: "0A",
            troubleCodeType: "PERMANENT",
        });
        // From Raw_CAR.txt - handling status response pattern
        const response = [
            [52, 65, 48, 50, 48, 53, 57, 70, 48, 50, 57, 57, 13],
            [52, 65, 48, 48, 13],
            [13, 62]
        ];
        const result = decoder.decodeDTCs(response);
        expect(result).toEqual(["P059F", "P0299"]);
    });
    test("should handle consecutive data requests", () => {
        const decoder = new DTCBaseDecoder({
            ...baseConfig,
            isCan: true,
            serviceMode: "03",
            troubleCodeType: "CURRENT",
        });
        // From Raw_CAR.txt - testing consecutive data requests pattern
        const responses = [
            // First request
            [[52, 51, 48, 48, 13], [52, 51, 48, 48, 13], [13, 62]],
            // Second request
            [[52, 51, 48, 50, 48, 50, 57, 57, 48, 53, 57, 70, 13], [13, 62]],
            // Third request
            [[52, 51, 48, 50, 48, 49, 48, 50, 48, 49, 49, 51, 13], [13, 62]]
        ];
        const results = responses.map(response => decoder.decodeDTCs(response));
        expect(results).toEqual([
            [],
            ["P0299", "P059F"],
            ["P0102", "P0113"]
        ]);
    });
    test("should handle mode changes in sequence", () => {
        const modes = [
            { mode: "03", type: "CURRENT" },
            { mode: "07", type: "PENDING" },
            { mode: "0A", type: "PERMANENT" }
        ];
        const responses = [
            [[52, 51, 48, 50, 48, 49, 48, 50, 48, 49, 49, 51, 13], [13, 62]], // Mode 03
            [[52, 55, 48, 50, 48, 50, 57, 57, 48, 53, 57, 70, 13], [13, 62]], // Mode 07
            [[52, 65, 48, 50, 48, 53, 57, 70, 48, 50, 57, 57, 13], [13, 62]] // Mode 0A
        ];
        const results = modes.map((config, index) => {
            const decoder = new DTCBaseDecoder({
                ...baseConfig,
                isCan: true,
                serviceMode: config.mode,
                troubleCodeType: config.type,
            });
            return decoder.decodeDTCs(responses[index]);
        });
        expect(results).toEqual([
            ["P0102", "P0113"],
            ["P0299", "P059F"],
            ["P059F", "P0299"]
        ]);
    });
});