tests: added additional tests for images download

Mage.Client/src/test/java/mage/client/game/ScryfallImagesDownloadTest.java

@@ -0,0 +1,47 @@
+package mage.client.game;
+
+import mage.sets.TheLordOfTheRingsTalesOfMiddleEarth;
+import org.junit.Assert;
+import org.junit.Test;
+import org.mage.plugins.card.dl.sources.CardImageSource;
+import org.mage.plugins.card.dl.sources.CardImageUrls;
+import org.mage.plugins.card.dl.sources.ScryfallImageSource;
+import org.mage.plugins.card.images.CardDownloadData;
+
+/**
+ * @author JayDi85
+ */
+public class ScryfallImagesDownloadTest {
+
+    @Test
+    public void test_Cards_DownloadLinks() throws Exception {
+        CardImageSource imageSource = ScryfallImageSource.instance;
+
+        // normal card
+        CardImageUrls urls = imageSource.generateCardUrl(new CardDownloadData("Grizzly Bears", "10E", "268", false, 0));
+        Assert.assertEquals("https://api.scryfall.com/cards/10e/268/en?format=image", urls.baseUrl);
+
+        // various card
+        urls = imageSource.generateCardUrl(new CardDownloadData("Grizzly Bears", "30A", "195", true, 1));
+        Assert.assertEquals("https://api.scryfall.com/cards/30a/195/en?format=image", urls.baseUrl);
+        urls = imageSource.generateCardUrl(new CardDownloadData("Grizzly Bears", "30A", "492", true, 2));
+        Assert.assertEquals("https://api.scryfall.com/cards/30a/492/en?format=image", urls.baseUrl);
+
+        // api link
+        urls = imageSource.generateCardUrl(new CardDownloadData("Ajani, the Greathearted", "WAR", "184*", false, 0));
+        Assert.assertEquals("https://api.scryfall.com/cards/war/184★/en?format=image", urls.baseUrl);
+
+        // direct api link
+        urls = imageSource.generateCardUrl(new CardDownloadData("Command Tower", "REX", "26b", false, 0));
+        Assert.assertEquals("https://api.scryfall.com/cards/rex/26/en?format=image&face=back", urls.baseUrl);
+
+        // the one ring
+        Assert.assertTrue("LTR must use The One Ring with 001 number, not 0", TheLordOfTheRingsTalesOfMiddleEarth.getInstance().getSetCardInfo()
+                .stream()
+                .filter(c -> c.getName().equals("The One Ring"))
+                .anyMatch(c -> c.getCardNumber().equals("001"))
+        );
+        urls = imageSource.generateCardUrl(new CardDownloadData("The One Ring", "LTR", "001", false, 0));
+        Assert.assertEquals("https://api.scryfall.com/cards/ltr/0/en?format=image", urls.baseUrl);
+    }
+}