X-Git-Url: https://git.r.bdr.sh/rbdr/cologne/blobdiff_plain/58906d77975b35fe93569f8083b90140124f9c41..ea6a7aff0eac09745b215f14fac54a319a2064c2:/test/cologne.js

diff --git a/test/cologne.js b/test/cologne.js
index f5a6c6e..1fce740 100644
--- a/test/cologne.js
+++ b/test/cologne.js
@@ -1,186 +1,151 @@
 'use strict';
 
-let tap = require('tap');
+const Tap = require('tap');
 
-let Cologne = require('../lib/cologne');
+const { Cologne } = require('..');
 
-let dummyLogger = {
-  values : null,
-  log : function () {
-    let logObject;
+// Utility Functions
 
-    this.values = [];
+const createDummyLogger = function () {
 
-    for (logObject of arguments) {
-      this.values.push(logObject);
+  return {
+    values: null,
+    log(...logs) {
+
+      this.values = [];
+
+      for (const log of logs) {
+        this.values.push(log);
+      }
     }
-  }
+  };
+};
+
+const levelChecker = function (level) {
+
+  return (count, log) => (log._level === level ? count + 1 : count);
 };
 
+
 // Prepare the test
-let dummyLoggerA, dummyLoggerB, dummyLoggerC,
-  co, params, builtLog, meta,
-  valueCheck, levelCheck;
 
-tap.plan(18);
+Tap.plan(19);
 
-dummyLoggerA = Object.assign({}, dummyLogger);
-dummyLoggerB = Object.assign({}, dummyLogger);
-dummyLoggerC = Object.assign({}, dummyLogger);
+const dummyLoggerA = createDummyLogger();
+const dummyLoggerB = createDummyLogger();
+const dummyLoggerC = createDummyLogger();
 
-co = new Cologne({
-  loggers : [
+const co = new Cologne({
+  loggers: [
     dummyLoggerA,
     dummyLoggerB
   ]
 });
 
-meta = {
-  rainbows: true
-};
-
-params = ['example1', null, undefined, 1, {example: true}];
+const exampleLogs = ['example1', null, undefined, 1, { example: true }];
 
 /**
  * TEST: #log()
  */
-co.log.apply(co, params);
+co.log(...exampleLogs);
 
 // Calculate values
-valueCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (typeof current._cologneLog === 'string') {
-    previous++;
-  }
-  return previous;
-}, 0);
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 6) {
-    previous++;
-  }
-  return previous;
-}, 0);
+const valueCheck = dummyLoggerA.values.reduce((count, log) => (typeof log._cologneLog === 'string' ? count + 1 : count), 0);
+let levelCheck = dummyLoggerA.values.reduce(levelChecker(6), 0);
 
 // Now check the values
 
-tap.equal(dummyLoggerA.values.length, params.length,
-          '#log() should send every argument to the loggers');
+Tap.equal(dummyLoggerA.values.length, exampleLogs.length,
+  '#log() should send every argument to the loggers');
 
-tap.similar(dummyLoggerA.values, dummyLoggerB.values,
-            '#log() should send the same arguments to all the loggers');
+Tap.similar(dummyLoggerA.values, dummyLoggerB.values,
+  '#log() should send the same arguments to all the loggers');
 
-tap.equal(valueCheck, params.length,
-          '#log() should send all objects in cologne log format');
+Tap.equal(valueCheck, exampleLogs.length,
+  '#log() should send all objects in cologne log format');
 
-tap.equal(levelCheck, params.length,
-          '#log() should default to level 6');
+Tap.equal(levelCheck, exampleLogs.length,
+  '#log() should default to level 6');
 
 /**
  * TEST: #debug()
  */
-co.debug.apply(co, params);
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 7) {
-    previous++;
-  }
-  return previous;
-}, 0);
+co.debug(...exampleLogs);
+levelCheck = dummyLoggerA.values.reduce(levelChecker(7), 0);
 
-tap.equal(levelCheck, params.length,
-          '#debug() should set to level 7');
+Tap.equal(levelCheck, exampleLogs.length,
+  '#debug() should set to level 7');
 
 /**
  * TEST: #info()
  */
-co.info.apply(co, params);
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 6) {
-    previous++;
-  }
-  return previous;
-}, 0);
+co.info(...exampleLogs);
+levelCheck = dummyLoggerA.values.reduce(levelChecker(6), 0);
 
-tap.equal(levelCheck, params.length,
-          '#info() should set to level 6');
+Tap.equal(levelCheck, exampleLogs.length,
+  '#info() should set to level 6');
 
 /**
  * TEST: #notice()
  */
-co.notice.apply(co, params);
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 5) {
-    previous++;
-  }
-  return previous;
-}, 0);
+co.notice(...exampleLogs);
+levelCheck = dummyLoggerA.values.reduce(levelChecker(5), 0);
 
-tap.equal(levelCheck, params.length,
-          '#notice() should set to level 5');
+Tap.equal(levelCheck, exampleLogs.length,
+  '#notice() should set to level 5');
 
 /**
  * TEST: #warn()
  */
-co.warn.apply(co, params);
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 4) {
-    previous++;
-  }
-  return previous;
-}, 0);
+co.warn(...exampleLogs);
+levelCheck = dummyLoggerA.values.reduce(levelChecker(4), 0);
 
-tap.equal(levelCheck, params.length,
-          '#warn() should set to level 4');
+Tap.equal(levelCheck, exampleLogs.length,
+  '#warn() should set to level 4');
 
 /**
  * TEST: #error()
  */
-co.error.apply(co, params);
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 3) {
-    previous++;
-  }
-  return previous;
-}, 0);
+co.error(...exampleLogs);
+levelCheck = dummyLoggerA.values.reduce(levelChecker(3), 0);
 
-tap.equal(levelCheck, params.length,
-          '#error() should set to level 3');
+Tap.equal(levelCheck, exampleLogs.length,
+  '#error() should set to level 3');
 
 /**
  * TEST: #buildLog()
  */
-builtLog = co.buildLog('example');
+let builtLog = co.buildLog('example');
 
 // With the default level
-tap.equal(typeof builtLog._cologneLog, 'string',
-          '#buildLog() should return a cologne log');
-tap.equal(builtLog._level, 6,
-          '#buildLog() should default to level 6');
+Tap.equal(typeof builtLog._cologneLog, 'string',
+  '#buildLog() should return a cologne log');
+Tap.equal(builtLog._level, 6,
+  '#buildLog() should default to level 6');
 
 // Now with a specific value
 builtLog = co.buildLog('example', 1);
 
-tap.equal(builtLog._level, 1,
-          '#buildLog() should use the specified level');
+Tap.equal(builtLog._level, 1,
+  '#buildLog() should use the specified level');
 
-// Now with meta
-builtLog = co.buildLog('example', 1, meta);
+// Extending object properties
+builtLog = co.buildLog({ message: 'example', rainbows: true }, 1);
 
-tap.equal(builtLog.rainbows, true,
-          '#buildLog() should extend the object with meta if available');
+Tap.equal(builtLog.message, 'example',
+  '#buildLog() should use the message property as the message if available');
+Tap.equal(builtLog.rainbows, true,
+  '#buildLog() should extend the object with its properties');
 
 /**
  * TEST: #log() with builtLog.
  */
 co.log(builtLog);
 
-levelCheck = dummyLoggerA.values.reduce(function (previous, current) {
-  if (current._level === 1) {
-    previous++;
-  }
-  return previous;
-}, 0);
+levelCheck = dummyLoggerA.values.reduce(levelChecker(1), 0);
 
-tap.equal(levelCheck, 1,
-          '#log() calls using a pre-built cologne log should maintain the log level');
+Tap.equal(levelCheck, 1,
+  '#log() calls using a pre-built cologne log should maintain the log level');
 
 
 /**
@@ -188,25 +153,25 @@ tap.equal(levelCheck, 1,
  */
 co.removeLogger(dummyLoggerC);
 
-tap.equal(co.loggers.length, 2,
-          '#removeLogger() should do nothing if it can\'t find a logger');
+Tap.equal(co.loggers.length, 2,
+  '#removeLogger() should do nothing if it can\'t find a logger');
 
-co.log.apply(co, params);
+co.log(...exampleLogs);
 co.removeLogger(dummyLoggerB);
 co.log(1);
 
-tap.equal(co.loggers.length, 1,
-          '#removeLogger() should remove a logger');
+Tap.equal(co.loggers.length, 1,
+  '#removeLogger() should remove a logger');
 
-tap.notEqual(dummyLoggerB.values.length, dummyLoggerA.values.length,
-            '#removeLogger() should no longer affect removed logs');
+Tap.notEqual(dummyLoggerB.values.length, dummyLoggerA.values.length,
+  '#removeLogger() should no longer affect removed logs');
 
 /**
  * TEST: #addLogger()
  */
 
 co.addLogger(dummyLoggerC);
-co.log.apply(co, params);
+co.log(...exampleLogs);
 
-tap.equal(dummyLoggerC.values.length, params.length,
-            '#addLogger() should add loggers after instance is live');
+Tap.equal(dummyLoggerC.values.length, exampleLogs.length,
+  '#addLogger() should add loggers after instance is live');