testcontainers
Version:
Testcontainers is a NodeJS library that supports tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container
31 lines • 1.33 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.TestContainers = void 0;
const common_1 = require("./common");
const container_runtime_1 = require("./container-runtime");
const port_forwarder_1 = require("./port-forwarder/port-forwarder");
class TestContainers {
static async exposeHostPorts(...ports) {
const portForwarder = await port_forwarder_1.PortForwarderInstance.getInstance();
await Promise.all(ports.map((port) => portForwarder.exposeHostPort(port).catch(async (err) => {
if (await this.isHostPortExposed(portForwarder.getContainerId(), port)) {
common_1.log.debug(`Host port ${port} is already exposed`);
}
else {
throw err;
}
})));
}
static async isHostPortExposed(portForwarderContainerId, hostPort) {
const client = await (0, container_runtime_1.getContainerRuntimeClient)();
const container = client.container.getById(portForwarderContainerId);
const { exitCode } = await client.container.exec(container, [
"sh",
"-c",
`netstat -tl | grep ${hostPort} | grep LISTEN`,
]);
return exitCode === 0;
}
}
exports.TestContainers = TestContainers;
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