Add saveImage() basic tests

ctkcoding · Feb 14, 2021 · 4dcd121 · 4dcd121
1 parent 2be4a8e
commit 4dcd121
Showing 1 changed file with 31 additions and 0 deletions.
diff --git a/test/RSS_File_ItemTest.php b/test/RSS_File_ItemTest.php
@@ -11,6 +11,7 @@ public static function setUpBeforeClass(): void
     }
 
     protected $filename;
+    protected $filename_base;
     protected $default_title_from_file;
 
     public function newRSSItem()
@@ -32,6 +33,7 @@ public function setUp(): void
     {
         // most common case for tests in this file.
         $this->filename = 'example.mp3';
+        $this->filename_base = 'example';
         $this->default_title_from_file = 'example.mp3';
         parent::setUp();
     }
@@ -213,6 +215,35 @@ public function test_subtitle_from_filesystem_dot_only() {
         unlink('example_subtitle.txt');
     }
 
+    public function test_saveImage_jpg()
+    {
+        $item = $this->newRSSItem();
+        $expected_image_filename = $this->filename_base . '.jpg';
+        $this->assertFalse(file_exists($expected_image_filename));
+        $item->saveImage('image/jpeg', 'JFIF content');
+        $this->assertTrue(file_exists($expected_image_filename));
+        $this->assertEquals('JFIF content', file_get_contents($expected_image_filename));
+    }
+
+    public function test_saveImage_png()
+    {
+        $item = $this->newRSSItem();
+        $expected_image_filename = $this->filename_base . '.png';
+        $this->assertFalse(file_exists($expected_image_filename));
+        $item->saveImage('image/png', 'PNG content');
+        $this->assertTrue(file_exists($expected_image_filename));
+        $this->assertEquals('PNG content', file_get_contents($expected_image_filename));
+    }
+
+    public function test_saveImage_anything_else()
+    {
+        $item = $this->newRSSItem();
+        $file_count_before = count(glob($this->filename_base . '*'));
+        $item->saveImage('application/octet-stream', 'random data');
+        $file_count_after = count(glob($this->filename_base . '*'));
+        $this->assertEquals($file_count_before, $file_count_after);
+    }
+
     public function tearDown(): void
     {
         file_exists('example.jpg') && unlink('example.jpg');