postchain-client/built/test/unit/logger.test.js

Client library for accessing a Postchain node through REST.

import { debug, info, error, warning, setLogLevel, getLogLevel, logger } from "../../src/logger";
import { LogLevel } from "../../src/logger";
describe("logger", () => {
    let consoleSpy;
    beforeEach(() => {
        consoleSpy = jest.spyOn(console, "log").mockImplementation(() => undefined);
    });
    afterEach(() => {
        consoleSpy.mockRestore();
    });
    it("should log debug message when log level is set to debug", () => {
        setLogLevel(LogLevel.Debug);
        debug("Debug message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(1);
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("TestModule"));
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("Debug message"));
    });
    it("should NOT log debug message when log level is set to warning", () => {
        setLogLevel(LogLevel.Warning);
        debug("Debug message", "TestModule");
        expect(consoleSpy).not.toHaveBeenCalled();
    });
    it("should log info message when log level is set to info", () => {
        setLogLevel(LogLevel.Info);
        info("Info message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(1);
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("TestModule"));
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("Info message"));
    });
    it("should log error message when log level is set to error", () => {
        setLogLevel(LogLevel.Error);
        error("Error message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(1);
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("TestModule"));
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("Error message"));
    });
    it("should log warning message when log level is set to warning", () => {
        setLogLevel(LogLevel.Warning);
        warning("Warning message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(1);
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("TestModule"));
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("Warning message"));
    });
    it("should get the current log level", () => {
        setLogLevel(LogLevel.Debug);
        expect(getLogLevel()).toEqual(LogLevel.Debug);
    });
    it("should create a logger instance with the specified module name", () => {
        const log = logger("TestModule");
        log.debug("Debug message");
        expect(consoleSpy).toHaveBeenCalledTimes(1);
        expect(consoleSpy).toHaveBeenCalledWith(expect.stringContaining("TestModule"));
    });
    it("should only log messages for the specified log level: DEBUG", () => {
        setLogLevel(LogLevel.Debug);
        debug("Debug message");
        info("Info message", "TestModule");
        warning("Warning message", "TestModule");
        error("Error message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(4);
    });
    it("should only log messages for the specified log level: INFO", () => {
        setLogLevel(LogLevel.Info);
        debug("Debug message");
        info("Info message", "TestModule");
        warning("Warning message", "TestModule");
        error("Error message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(3);
    });
    it("should only log messages for the specified log level: WARNING", () => {
        setLogLevel(LogLevel.Warning);
        debug("Debug message");
        info("Info message", "TestModule");
        warning("Warning message", "TestModule");
        error("Error message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(2);
    });
    it("should only log messages for the specified log level: ERROR", () => {
        setLogLevel(LogLevel.Error);
        debug("Debug message");
        info("Info message", "TestModule");
        warning("Warning message", "TestModule");
        error("Error message", "TestModule");
        expect(consoleSpy).toHaveBeenCalledTimes(1);
    });
    it("should only log messages for the specified log level: DISABLED", () => {
        setLogLevel(LogLevel.Disabled);
        debug("Debug message");
        info("Info message", "TestModule");
        warning("Warning message", "TestModule");
        error("Error message", "TestModule");
        expect(consoleSpy).not.toHaveBeenCalled();
    });
});
//# sourceMappingURL=logger.test.js.map