proto-coverage-reporter/lib/interceptor/interceptor.js

Jest custome reporter for gRPC server E2E testing

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.protoCoverageInterceptor = void 0;
const grpc_js_1 = require("@grpc/grpc-js");
const logs_1 = require("../logs");
const protoCoverageInterceptor = (options, nextCall) => new grpc_js_1.InterceptingCall(nextCall(options), {
    start: (metadata, listener, next) => {
        // Metadataを再設定
        const metadataMap = options.internalRepr;
        if (typeof metadataMap === 'object') {
            for (const [key, value] of metadataMap.entries()) {
                metadata.set(key, value);
            }
        }
        const methodPath = options.method_definition.path;
        const [package_name, method_name] = methodPath.split('/').filter(Boolean);
        const _listener = new grpc_js_1.ListenerBuilder();
        _listener.withOnReceiveStatus((status, next) => {
            const log = {
                package_name,
                method_name,
                status_code: status.code,
                timestamp: Date.now(),
            };
            (0, logs_1.writeLog)(log);
            next(status);
        });
        next(metadata, _listener.build());
    },
});
exports.protoCoverageInterceptor = protoCoverageInterceptor;