tests: Add edittext_autosize_align test

This test verifies how text align is handled when
autosize and/or word wrap is set.

tests/tests/swfs/avm2/edittext_autosize_align/Test.as

@@ -0,0 +1,68 @@
+package {
+import flash.display.Sprite;
+import flash.text.TextField;
+import flash.text.TextFormat;
+
+[SWF(width="200", height="800")]
+public class Test extends Sprite {
+    [Embed(source="TestFont.ttf", fontName="TestFont", embedAsCFF="false", unicodeRange="U+0061-U+0064")]
+    private var TestFont:Class;
+
+    private var nextY: int = 0;
+    private var nextX: int = 0;
+
+    public function Test() {
+        stage.scaleMode = "noScale";
+
+        newTextField("none", "left", false);
+        newTextField("none", "center", false);
+        newTextField("none", "right", false);
+        newTextField("left", "left", false);
+        newTextField("left", "center", false);
+        newTextField("left", "right", false);
+        newTextField("center", "left", false);
+        newTextField("center", "center", false);
+        newTextField("center", "right", false);
+        newTextField("right", "left", false);
+        newTextField("right", "center", false);
+        newTextField("right", "right", false);
+
+        nextY = 0;
+        nextX = 100;
+        newTextField("none", "left", true);
+        newTextField("none", "center", true);
+        newTextField("none", "right", true);
+        newTextField("left", "left", true);
+        newTextField("left", "center", true);
+        newTextField("left", "right", true);
+        newTextField("center", "left", true);
+        newTextField("center", "center", true);
+        newTextField("center", "right", true);
+        newTextField("right", "left", true);
+        newTextField("right", "center", true);
+        newTextField("right", "right", true);
+    }
+
+    private function newTextField(autosize: String, align: String, wordWrap: Boolean):void {
+        var text = new TextField();
+        text.multiline = true;
+        text.wordWrap = wordWrap;
+        text.border = true;
+        text.x = nextX;
+        text.y = nextY;
+        nextY += 62;
+        text.width = 100;
+        text.height = 60;
+        text.embedFonts = true;
+        var tf = new TextFormat();
+        tf.font = "TestFont";
+        tf.size = 20;
+        tf.align = align;
+        tf.leading = 5;
+        text.defaultTextFormat = tf;
+        text.text = "ab\nabab";
+        text.autoSize = autosize;
+        addChild(text);
+    }
+}
+}

tests/tests/swfs/avm2/edittext_autosize_align/test.toml

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+num_ticks = 1
+
+[image_comparisons.output]
+tolerance = 128
+
+[player_options]
+with_renderer = { optional = false, sample_count = 4 }