Adding tests for "ISBN check digit".

Author: cyrilverloop

CHANGELOG.md

@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Tests for "Walk on a die".
 - Tests for "Dolbear's law".
+- Tests for "ISBN check digit".
 
 ### Changed
 - Using "__dirname" for input / output paths.

lib/community/training/easy/ISBNCheckDigit/ISBNCheckDigit.dist

@@ -0,0 +1,16 @@
+/**
+ * The "ISBN check digit" puzzle.
+ */
+function execute(readline) {
+    const N = parseInt(readline());
+    for (let i = 0; i < N; i++) {
+        const ISBN = readline();
+    }
+
+    // Write an answer using console.log()
+    // To debug: console.error('Debug messages...');
+
+    console.log('answer');
+}
+
+export { execute };

test/community/training/easy/ISBNCheckDigit/CGTest.js

@@ -0,0 +1,55 @@
+import { assert } from 'chai';
+import sinon from 'sinon';
+import File from '../../../../File.js';
+import { assertOutputAnswer } from '../../../../assertOutputAnswer.js';
+import { execute } from '../../../../../lib/community/training/easy/ISBNCheckDigit/ISBNCheckDigit.js';
+
+const __dirname = new URL('.', import.meta.url).pathname;
+
+/**
+ * Tests for the "ISBN check digit" puzzle.
+ */
+suite('ISBN check digit', function() {
+    const sandbox = sinon.createSandbox();
+
+    setup(function () {
+        sandbox.stub(console, "log");
+    });
+
+    teardown(function () {
+        sandbox.restore();
+    });
+
+
+    test('Example', function() {
+        let inputFile = new File(__dirname + 'input/01 - example.txt');
+
+        execute(inputFile.readline.bind(inputFile));
+
+        assertOutputAnswer(__dirname + 'output/01 - example.txt');
+    });
+
+    test('Short', function() {
+        let inputFile = new File(__dirname + 'input/02 - short.txt');
+
+        execute(inputFile.readline.bind(inputFile));
+
+        assertOutputAnswer(__dirname + 'output/02 - short.txt');
+    });
+
+    test('Longer', function() {
+        let inputFile = new File(__dirname + 'input/03 - longer.txt');
+
+        execute(inputFile.readline.bind(inputFile));
+
+        assertOutputAnswer(__dirname + 'output/03 - longer.txt');
+    });
+
+    test('Much longer', function() {
+        let inputFile = new File(__dirname + 'input/04 - much longer.txt');
+
+        execute(inputFile.readline.bind(inputFile));
+
+        assertOutputAnswer(__dirname + 'output/04 - much longer.txt');
+    });
+});

test/community/training/easy/ISBNCheckDigit/input/01 - example.txt

@@ -0,0 +1,7 @@
+6
+0306406152
+013603599X
+1145185215X
+9780306406157
+9780306406154
+978043551907X

test/community/training/easy/ISBNCheckDigit/input/02 - short.txt

@@ -0,0 +1,11 @@
+10
+0470371722
+9781119247792
+9780470124512
+11190495550
+1118105354
+9781118737637
+0387372350
+154875155X
+9781548751555
+978193981677

test/community/training/easy/ISBNCheckDigit/input/03 - longer.txt

@@ -0,0 +1,22 @@
+21
+0471697037
+1171711743
+1146386265
+9781531807382
+0671039414
+0553282964
+0743412524
+Im_garbage
+0553270502
+9781784399092
+0553493825
+9781511343572
+0553156284
+0553570099
+9780606393188
+97804X8458533
+9780745669779
+0976315262
+1498773192
+9780408478999
+9780691154305