From ae4c9f2e0139584340400b348ca581291c6ff6dc Mon Sep 17 00:00:00 2001
From: artur1989 <artur.kulka@gmail.com>
Date: Mon, 25 Dec 2023 16:49:39 +0100
Subject: [PATCH] feat: Running tests for a specific day (przeprogramowani#40)

Changes:
* Added the option to run tests for a particular day. You can use a date like "YYYY-MM-DD", a number from 1 to 24, or run all tests if no specific argument is given.
* Removed "test:all" script
---
 package.json     |   3 +-
 scripts/test.cjs | 121 ++++++++++++++++++++++++++++++++++++++---------
 2 files changed, 100 insertions(+), 24 deletions(-)

diff --git a/package.json b/package.json
index d362796..f70dd7f 100644
--- a/package.json
+++ b/package.json
@@ -9,8 +9,7 @@
 		"create": "node ./scripts/create-template.js",
 		"create:missing": "node ./scripts/create-template.js missing",
 		"create:month": "node ./scripts/create-month-templates.js",
-		"test": "node ./scripts/test.cjs",
-		"test:all": "jest"
+		"test": "node ./scripts/test.cjs"
 	},
 	"devDependencies": {
 		"@types/jest": "29.5.10",
diff --git a/scripts/test.cjs b/scripts/test.cjs
index 5ec4984..ab44990 100644
--- a/scripts/test.cjs
+++ b/scripts/test.cjs
@@ -2,31 +2,108 @@ const { exec } = require('child_process');
 const { existsSync } = require('fs');
 const { join } = require('path');
 
-const date = new Date();
-const year = date.getFullYear();
-const month = String(date.getMonth() + 1).padStart(2, '0');
-const day = String(date.getDate()).padStart(2, '0');
-const testPath = `./tasks/${year}-${month}-${day}/index.test.ts`;
+const ADVENT_OF_FRONTEND_YEAR = '2023';
+const ADVENT_OF_FRONTEND_MONTH = '12';
 
-const fullTestPath = join(process.cwd(), testPath);
+const VALID_DATE_PATTERN = /^\d{4}-\d{2}-\d{2}$/;
 
-if (existsSync(fullTestPath)) {
+function buildPath(type, testDateArg) {
+  const dateHandlers = {
+    'date': (testDateArg) => {
+      const date = new Date(testDateArg);
+      const year = date.getFullYear();
+      const month = String(date.getMonth() + 1).padStart(2, '0');
+      const day = String(date.getDate()).padStart(2, '0');
+      return `./tasks/${year}-${month}-${day}/index.test.ts`;
+    },
+    'numeric': (testDateArg) => {
+      const testDay = parseInt(testDateArg);
+      if (testDay < 1 || testDay > 24) {
+        console.error('Podaj dzień z zakresu od 1 do 24.');
+        return;
+      }
+      const year = ADVENT_OF_FRONTEND_YEAR;
+      const month = ADVENT_OF_FRONTEND_MONTH;
+      const day = String(testDay).padStart(2, '0');
+      return `./tasks/${year}-${month}-${day}/index.test.ts`;
+    },
+  };
+
+  return dateHandlers[type](testDateArg);
+}
+
+function isValidDate(str) {
+  const date = new Date(str);
+  return !isNaN(date) &&
+    VALID_DATE_PATTERN.test(str);
+}
+
+function isNumeric(str) {
+  return typeof str === 'string' &&
+    !isNaN(str) &&
+    !isNaN(parseInt(str));
+}
+
+function runTests(testPath) {
   exec(`jest --colors ${testPath}`, (error, stdout, stderr) => {
-    if (error) {
-      console.error(`exec error: ${error}`);
-      return;
-    }
-    console.log(`stdout: ${stdout}`);
-    console.error(`stderr: ${stderr}`);
+    handleTestExecution(error, stdout, stderr);
   });
-} else {
-  console.log(`Nie znaleziono folderu z dzisiejszą datą: ${testPath}. Uruchamiam wszystkie testy.`);
-  exec('jest --colors', (error, stdout, stderr) => {
-    if (error) {
-      console.error(`exec error: ${error}`);
-      return;
-    }
-    console.log(`stdout: ${stdout}`);
-    console.error(`stderr: ${stderr}`);
+}
+
+function runAllTests() {
+  exec(`jest --colors`, (error, stdout, stderr) => {
+    handleTestExecution(error, stdout, stderr);
   });
+}
+
+function handleTestExecution(error, stdout, stderr) {
+  if (error) {
+    console.error(`exec error: ${error}`);
+    return;
+  }
+  console.log(`stdout: ${stdout}`);
+  console.error(`stderr: ${stderr}`);
+}
+
+function getValidDateHandler(testDateArg) {
+  if (isValidDate(testDateArg)) {
+    return 'date';
+  } else if (isNumeric(testDateArg)) {
+    return 'numeric';
+  } else {
+    return null;
+  }
+}
+
+function getTestPath(testDateArg) {
+  const handlerType = getValidDateHandler(testDateArg);
+
+  if (handlerType) {
+    return buildPath(handlerType, testDateArg);
+  }
+
+  console.error('Podany argument jest nieprawidłowy lub format daty jest nieobsługiwany.');
+}
+
+function runTestsForDay(testDateArg) {
+  const testPath = getTestPath(testDateArg);
+  if (!testPath) {
+    return;
+  }
+
+  const fullTestPath = join(process.cwd(), testPath);
+
+  if (existsSync(fullTestPath)) {
+    runTests(testPath);
+  } else {
+    console.log(`Nie znaleziono folderu z datą: ${testPath}.`);
+  }
+}
+
+const testDateArg = process.argv[2];
+
+if (testDateArg) {
+  runTestsForDay(testDateArg);
+} else {
+  runAllTests();
 }
\ No newline at end of file