Add logging tests

test/logging.test.js

@@ -0,0 +1,75 @@
+'use strict';
+
+const assert = require('node:assert').strict;
+const { describe, it, after } = require('node:test');
+const util = require('node:util');
+const exec = util.promisify(require('node:child_process').exec);
+
+const { rm, exists, write, read } = require('addon-tools-raub');
+
+const PATH_STD = `${__dirname.replaceAll('\\', '/')}/../segfault.log`;
+const PATH_CUSTOM = `${__dirname.replaceAll('\\', '/')}/custom.log`;
+
+
+const causeSegfault = async (isCustom = false) => {
+	try {
+		if (isCustom) {
+			await exec([
+				`node -e "require('.').setLogPath('${PATH_CUSTOM}')`,
+				'require(\'.\').causeSegfault()"'
+			].join('||'));
+			return;
+		}
+		await exec('node -e "require(\'.\').causeSegfault()"');
+	} catch (_e) {
+		// do nothing
+	}
+};
+
+
+describe('Logging', async () => {
+	await rm(PATH_STD);
+	await rm(PATH_CUSTOM);
+
+	after(async () => {
+		await rm(PATH_STD);
+		await rm(PATH_CUSTOM);
+	});
+
+	it('does not write log if there is no file', async () => {
+		await causeSegfault();
+
+		const isLogWritten = await exists(PATH_STD);
+		assert.ok(!isLogWritten);
+	});
+
+	it('writes standard log if it exists', async () => {
+		await write(PATH_STD, 'test\n');
+		await causeSegfault();
+
+		const content = await read(PATH_STD);
+		assert.ok(content.length > 10);
+	});
+
+	it('does not write custom log if there is no file', async () => {
+		await rm(PATH_STD);
+		await causeSegfault(true);
+
+		const isLogWritten = await exists(PATH_STD);
+		const isLogWrittenCustom = await exists(PATH_CUSTOM);
+		assert.ok(!isLogWritten);
+		assert.ok(!isLogWrittenCustom);
+	});
+
+	it('writes custom log if it exists', async () => {
+		await rm(PATH_STD);
+		await write(PATH_CUSTOM, 'test\n');
+		await causeSegfault(true);
+
+		const isLogWritten = await exists(PATH_STD);
+		assert.ok(!isLogWritten);
+
+		const content = await read(PATH_CUSTOM);
+		assert.ok(content.length > 10);
+	});
+});