public function testEmbedContent() { $message = new Message(); $fileName = __DIR__ . '/../test_image.png'; $cid = $message->embedContent(file_get_contents($fileName), ['fileName' => 'test_image.png']); $this->assertEquals('image_0', $cid); $images = $message->getImages(); $this->assertCount(1, $images); $image = $images[0]; $this->assertEquals($image['name'], 'test_image.png'); $this->assertEquals($image['data'], base64_encode(file_get_contents($fileName))); $cid1 = $message->embedContent(file_get_contents($fileName)); $images = $message->getImages(); $this->assertCount(2, $images); $image = $images[1]; $this->assertEquals($image['name'], 'image_1'); $this->assertEquals($cid1, 'image_1'); }