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tests/Pest/BladeTest.php

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+<?php
+
+test('the @seo helper can be used for fetching values', function () {
+    seo(['image' => 'foo']);
+
+    expect(blade('<img src="@seo(\'image\')">'))
+        ->toBe('<img src="foo">');
+});
+
+test('the @seo helper can be used for setting & fetching values', function () {
+    expect(blade('<img src="@seo(\'image\', \'bar\')">'))
+        ->toBe('<img src="bar">');
+});
+
+test('the @seo helper can be used for setting values with no output', function () {
+    expect(blade('<img src="@seo([\'image\' => \'foo\'])">'))
+        ->toBe('<img src="">');
+
+    expect(seo('image'))->toBe('foo');
+});
+
+test("opengraph tags are rendered only if they're set", function () {
+    seo()->title('foo');
+
+    expect(meta())
+        ->toContain('og:title')
+        ->not()->toContain('og:description');
+});
+
+test('twitter tags are rendered only if the extension is enabled', function () {
+    seo()->title('foo');
+
+    expect(meta())->not()->toContain('twitter');
+
+    seo()->twitter()->twitterTitle('bar');
+
+    expect(meta())->toContain('twitter');
+});