Verify invalid info link

Author: natanfelles

src/Views/debugbar/debugbar.php

@@ -38,7 +38,17 @@ class_exists('Aplus')
                         <?= Debugger::roundVersion(\PHP_VERSION) ?>.
                     </p>
                     <p>★
-                        <?php if (isset($options['info_link'])): ?>
+                        <?php
+                        $hasInfoLink = isset($options['info_link']);
+                        if ($hasInfoLink) {
+                            if(!isset($options['info_link']['href'])
+                                || !isset($options['info_link']['text'])
+                            ) {
+                                throw new LogicException('Info link must contain "href" and "text" keys');
+                            }
+                        }
+                        ?>
+                        <?php if ($hasInfoLink): ?>
                             <a href="<?= $options['info_link']['href'] ?>"
                                target="_blank"><?= $options['info_link']['text'] ?>
                             </a>

tests/DebuggerTest.php

@@ -239,6 +239,57 @@ public function testInfoLinkOption() : void
         self::assertStringContainsString('Foo Website', $debugbar);
     }
 
+    public function testInvalidInfoLinkOption() : void
+    {
+        $this->debugger->setOption('info_link', []);
+        try {
+            $this->debugger->renderDebugbar();
+        } catch (\LogicException $e) {
+            self::assertSame(
+                'Info link must contain "href" and "text" keys',
+                $e->getMessage()
+            );
+        }
+        if (\ob_get_level()) {
+            \ob_end_clean();
+        }
+        $this->debugger->setOption('info_link', [
+            'href' => '#',
+        ]);
+        try {
+            $this->debugger->renderDebugbar();
+        } catch (\LogicException $e) {
+            self::assertSame(
+                'Info link must contain "href" and "text" keys',
+                $e->getMessage()
+            );
+        }
+        if (\ob_get_level()) {
+            \ob_end_clean();
+        }
+        $this->debugger->setOption('info_link', [
+            'text' => '#',
+        ]);
+        try {
+            $this->debugger->renderDebugbar();
+        } catch (\LogicException $e) {
+            self::assertSame(
+                'Info link must contain "href" and "text" keys',
+                $e->getMessage()
+            );
+        }
+        if (\ob_get_level()) {
+            \ob_end_clean();
+        }
+        $this->debugger->setOption('info_link', [
+            'href' => 'https://foo.com',
+            'text' => 'Foo Website',
+        ]);
+        $debugbar = $this->debugger->renderDebugbar();
+        self::assertStringContainsString('https://foo.com', $debugbar);
+        self::assertStringContainsString('Foo Website', $debugbar);
+    }
+
     public function testMakeSafeName() : void
     {
         self::assertSame(