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Merge pull request #1211 from log4js-node/update-test
chore(test): improved test cases
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1,127 @@ | ||
| const { test } = require("tap"); | ||
| const debug = require("debug"); | ||
| const sandbox = require("@log4js-node/sandboxed-module"); | ||
|
|
||
| test("default settings", t => { | ||
| const output = []; | ||
| test("default settings", batch => { | ||
| const originalListener = process.listeners("warning")[process.listeners("warning").length - 1]; | ||
| const warningListener = error => { | ||
| if (error.name === "DeprecationWarning") { | ||
| if (error.code.startsWith("log4js-node-DEP0001") || error.code.startsWith("log4js-node-DEP0002")) { | ||
| return; | ||
| } | ||
| } | ||
| originalListener(error); | ||
| }; | ||
| process.off("warning", originalListener); | ||
| process.on("warning", warningListener); | ||
|
|
||
| const debugWasEnabled = debug.enabled("log4js:appenders"); | ||
| const debugLogs = []; | ||
| const originalWrite = process.stderr.write; | ||
| process.stderr.write = (string, encoding, fd) => { | ||
| debugLogs.push(string); | ||
| if (debugWasEnabled) { | ||
| originalWrite.apply(process.stderr, [string, encoding, fd]); | ||
| } | ||
| }; | ||
| const originalNamespace = debug.disable(); | ||
| debug.enable(`${originalNamespace}, log4js:appenders`); | ||
|
|
||
| batch.teardown(async () => { | ||
| // next event loop so that past warnings will not be printed | ||
| setImmediate(() => { | ||
| process.off("warning", warningListener); | ||
| process.on("warning", originalListener); | ||
| }); | ||
| process.stderr.write = originalWrite; | ||
| debug.enable(originalNamespace); | ||
| }); | ||
|
|
||
| const output = []; | ||
| const log4js = sandbox.require("../../lib/log4js", { | ||
| requires: { | ||
| "./appenders/stdout": { | ||
| name: "stdout", | ||
| appender() { | ||
| appender() { // deprecated | ||
| return function(evt) { | ||
| output.push(evt); | ||
| }; | ||
| }, | ||
| shutdown() { | ||
| shutdown() { // deprecated | ||
| }, | ||
| configure() { | ||
| return this.appender(); | ||
| } | ||
| } | ||
| }, | ||
| debug | ||
| } | ||
| }); | ||
|
|
||
| const logger = log4js.getLogger("default-settings"); | ||
| logger.info("This should not be logged yet."); | ||
| let logger; | ||
|
|
||
| batch.test("should call configure() on getLogger() if not configured", t => { | ||
| const DEP0001 = debugLogs.filter((e) => e.indexOf("log4js-node-DEP0001") > -1).length; | ||
| const DEP0002 = debugLogs.filter((e) => e.indexOf("log4js-node-DEP0002") > -1).length; | ||
| logger = log4js.getLogger("default-settings"); | ||
| t.equal( | ||
| debugLogs.filter((e) => e.indexOf("log4js-node-DEP0001") > -1).length, | ||
| DEP0001 + 1, | ||
| "deprecation log4js-node-DEP0001 emitted" | ||
| ); | ||
| t.equal( | ||
| debugLogs.filter((e) => e.indexOf("log4js-node-DEP0002") > -1).length, | ||
| DEP0002 + 1, | ||
| "deprecation log4js-node-DEP0002 emitted" | ||
| ); | ||
| t.end(); | ||
| }); | ||
|
|
||
| batch.test("nothing should be logged until level is set or configure() is called", t => { | ||
| const originalLevel = logger.level; | ||
| t.equal( | ||
| originalLevel.levelStr, | ||
| "OFF", | ||
| "default logger.level should be OFF" | ||
| ); | ||
|
|
||
| t.plan(3); | ||
| t.equal( | ||
| output.length, | ||
| 0, | ||
| "Nothing should be logged until configure is called." | ||
| ); | ||
| logger.info("This should not be logged yet."); | ||
| t.equal(output.length, 0, "nothing should be logged"); | ||
|
|
||
| log4js.configure({ | ||
| appenders: { stdout: { type: "stdout" } }, | ||
| categories: { default: { appenders: ["stdout"], level: "debug" } } | ||
| t.test("after level is set", assert => { | ||
| logger.level = "debug"; | ||
| logger.info("This should be logged."); | ||
| assert.equal(output.length, 1, "should log the message if level is set"); | ||
| assert.equal(output[output.length - 1].data[0], "This should be logged."); | ||
| logger.level = originalLevel; | ||
| assert.end(); | ||
| }); | ||
|
|
||
| t.test("after configure() is called", assert => { | ||
| const DEP0001 = debugLogs.filter((e) => e.indexOf("log4js-node-DEP0001") > -1).length; | ||
| const DEP0002 = debugLogs.filter((e) => e.indexOf("log4js-node-DEP0002") > -1).length; | ||
| log4js.configure({ | ||
| appenders: { stdout: { type: "stdout" } }, | ||
| categories: { default: { appenders: ["stdout"], level: "debug" } } | ||
| }); | ||
| assert.equal( | ||
| debugLogs.filter((e) => e.indexOf("log4js-node-DEP0001") > -1).length, | ||
| DEP0001 + 1, | ||
| "deprecation log4js-node-DEP0001 emitted" | ||
| ); | ||
| assert.equal( | ||
| debugLogs.filter((e) => e.indexOf("log4js-node-DEP0002") > -1).length, | ||
| DEP0002 + 1, | ||
| "deprecation log4js-node-DEP0002 emitted" | ||
| ); | ||
|
|
||
| logger.info("This should go to stdout."); | ||
| assert.equal(output.length, 2, "should log the message after configure() is called"); | ||
| assert.equal(output[output.length - 1].data[0], "This should go to stdout."); | ||
| assert.end(); | ||
| }); | ||
|
|
||
| t.end(); | ||
| }); | ||
| logger.info("This should go to stdout."); | ||
|
|
||
| t.equal(output.length, 1, "It should log to stdout."); | ||
| t.equal( | ||
| output[0].data[0], | ||
| "This should go to stdout.", | ||
| "It should log the message." | ||
| ); | ||
| t.end(); | ||
|
|
||
| batch.end(); | ||
| }); |
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