Improve test coverage

tests/MDFormatterTest.php

@@ -0,0 +1,107 @@
+<?PHP
+/**
+ * Tests for MD_STD_IN.
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+
+use PHPUnit\Framework\TestCase;
+use PHPUnit\Framework\Attributes\Small;
+use PHPUnit\Framework\Attributes\CoversClass;
+
+/**
+ * Tests for MD_STD_IN.
+ */
+#[small]
+#[CoversClass(\MDFormatter::class)]
+final class MDFormatterTest extends TestCase {
+    /**
+     * Function for testing formatMarkdownHeadline1().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownHeadline1():void {
+
+        self::assertEquals("a" . PHP_EOL . "=" . PHP_EOL . PHP_EOL, MDFormatter::formatMarkdownHeadline1("a"));
+
+    }
+
+    /**
+     * Function for testing formatMarkdownHeadline2().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownHeadline2():void {
+
+        self::assertEquals("a" . PHP_EOL . "-" . PHP_EOL . PHP_EOL, MDFormatter::formatMarkdownHeadline2("a"));
+
+    }
+
+    /**
+     * Function for testing formatMarkdownHeadline3().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownHeadline3():void {
+
+        self::assertEquals("### a" . PHP_EOL, MDFormatter::formatMarkdownHeadline3("a"));
+
+    }
+
+    /**
+     * Function for testing formatMarkdownHorizontalRule().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownHorizontalRule():void {
+
+        self::assertEquals("___" . PHP_EOL, MDFormatter::formatMarkdownHorizontalRule());
+
+    }
+
+    /**
+     * Function for testing formatMarkdownNamedLink().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownNamedLink():void {
+
+        self::assertEquals("[a](https://example.com)", MDFormatter::formatMarkdownNamedLink("a", "https://example.com"));
+
+    }
+
+    /**
+     * Function for testing formatMarkdownBlockQuote().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownBlockQuote():void {
+
+        self::assertEquals("> Test" . PHP_EOL . "> test" . PHP_EOL, MDFormatter::formatMarkdownBlockQuote("Test" . PHP_EOL . "test"));
+
+    }
+
+    /**
+     * Function for testing formatMarkdownCodeBlock().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownCodeBlock():void {
+
+        self::assertEquals("```" . PHP_EOL . "Test" . PHP_EOL . "test" . PHP_EOL . "```" . PHP_EOL, MDFormatter::formatMarkdownCodeBlock("Test" . PHP_EOL . "test"));
+
+    }
+
+    /**
+     * Function for testing formatMarkdownUnorderedListItem().
+     *
+     * @return void
+     */
+    public function testFormatMarkdownUnorderedListItem():void {
+
+        self::assertEquals("- a" . PHP_EOL, MDFormatter::formatMarkdownUnorderedListItem("a"));
+        self::assertEquals("- a" . PHP_EOL . "  a" . PHP_EOL, MDFormatter::formatMarkdownUnorderedListItem("a" . PHP_EOL . "a"));
+
+    }
+}