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".
 
 ## [3.5.0] - 2022-02-22
 ### Added

src/Community/Training/Easy/ISBNCheckDigit/ISBNCheckDigit.dist

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace CyrilVerloop\Codingame\Community\Training\Easy\ISBNCheckDigit;
+
+use CyrilVerloop\Codingame\Puzzle;
+
+/**
+ * The "ISBN check digit" puzzle.
+ */
+class ISBNCheckDigit implements Puzzle
+{
+    public function execute($stdin): void
+    {
+        fscanf($stdin, "%d", $N);
+        for ($i = 0; $i < $N; $i++)
+        {
+            $ISBN = stream_get_line($stdin, 20 + 1, "\n");
+        }
+
+        // Write an answer using echo(). DON'T FORGET THE TRAILING \n
+
+        echo("answer\n");
+    }
+}

tests/Community/Training/Easy/ISBNCheckDigit/CGTest.php

@@ -0,0 +1,75 @@
+<?php
+
+declare(strict_types=1);
+
+namespace CyrilVerloop\Codingame\Tests\Community\Training\Easy\ISBNCheckDigit;
+
+use CyrilVerloop\Codingame\Tests\PuzzleTest;
+use CyrilVerloop\Codingame\Community\Training\Easy\ISBNCheckDigit\ISBNCheckDigit;
+
+/**
+ * Tests for the "ISBN check digit" puzzle.
+ *
+ * @covers \CyrilVerloop\Codingame\Community\Training\Easy\ISBNCheckDigit\ISBNCheckDigit
+ * @group ISBNCheckDigit
+ * @medium
+ */
+final class CGTest extends PuzzleTest
+{
+    public function setUp(): void
+    {
+        $this->puzzle = new ISBNCheckDigit();
+    }
+
+    /**
+     * Test that the code can be executed for "Example".
+     *
+     * @group ISBNCheckDigit_example
+     */
+    public function testCanExecuteExample(): void
+    {
+        $this->expectExecuteOutputAnswer(
+            __DIR__ . '/input/01 - example.txt',
+            file_get_contents(__DIR__ . '/output/01 - example.txt')
+        );
+    }
+
+    /**
+     * Test that the code can be executed for "Short".
+     *
+     * @group ISBNCheckDigit_short
+     */
+    public function testCanExecuteShort(): void
+    {
+        $this->expectExecuteOutputAnswer(
+            __DIR__ . '/input/02 - short.txt',
+            file_get_contents(__DIR__ . '/output/02 - short.txt')
+        );
+    }
+
+    /**
+     * Test that the code can be executed for "Longer".
+     *
+     * @group ISBNCheckDigit_longer
+     */
+    public function testCanExecuteLonger(): void
+    {
+        $this->expectExecuteOutputAnswer(
+            __DIR__ . '/input/03 - longer.txt',
+            file_get_contents(__DIR__ . '/output/03 - longer.txt')
+        );
+    }
+
+    /**
+     * Test that the code can be executed for "Much longer".
+     *
+     * @group ISBNCheckDigit_muchLonger
+     */
+    public function testCanExecuteMuchLonger(): void
+    {
+        $this->expectExecuteOutputAnswer(
+            __DIR__ . '/input/04 - much longer.txt',
+            file_get_contents(__DIR__ . '/output/04 - much longer.txt')
+        );
+    }
+}

tests/Community/Training/Easy/ISBNCheckDigit/input/01 - example.txt

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

tests/Community/Training/Easy/ISBNCheckDigit/input/02 - short.txt

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

tests/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