1 files changed, 56 insertions, 0 deletions
diff --git a/src/Tile/Tile.test.ts b/src/Tile/Tile.test.ts
new file mode 100644
index 0000000..62ac51e
--- /dev/null
+++ b/src/Tile/Tile.test.ts
@@ -0,0 +1,56 @@
+import assert from 'assert';
+import Tile, { Direction, Feature } from './Tile';
+
+const { North, East, South, West } = Direction;
+const { Road, Town, Empty, River } = Feature;
+
+describe('Tile', () => {
+  describe('getSide', () => {
+    it('Should get North, East, South and West sides correctly', () => {
+      const cell = new Tile(Empty, [Road, Town, Empty, River]);
+
+      assert.strictEqual(cell.getSide(North), Road);
+      assert.strictEqual(cell.getSide(East), Town);
+      assert.strictEqual(cell.getSide(South), Empty);
+      assert.strictEqual(cell.getSide(West), River);
+    });
+
+    it('Should respect cell orientation', () => {
+      const cell = new Tile(Empty, [Road, Town, Empty, River]);
+      cell.rotate(5);
+
+      assert.strictEqual(cell.getSide(North), River);
+      assert.strictEqual(cell.getSide(East), Road);
+      assert.strictEqual(cell.getSide(South), Town);
+      assert.strictEqual(cell.getSide(West), Empty);
+    });
+
+    it('Should work with negative orientation', () => {
+      const cell = new Tile(Empty, [Road, Town, Empty, River]);
+      cell.rotate(-7);
+
+      assert.strictEqual(cell.getSide(North), River);
+      assert.strictEqual(cell.getSide(East), Road);
+      assert.strictEqual(cell.getSide(South), Town);
+      assert.strictEqual(cell.getSide(West), Empty);
+    });
+  });
+
+  describe('getAttachments', () => {
+    it('Should correclty list legal attachments', () => {
+      const attachTo = new Tile(Town, [Road, Town, Town, Road])
+      const cell = new Tile(Road, [Empty, Road, Road, Empty])
+
+      cell.print();
+      attachTo.print();
+
+      const attachments = attachTo.getAttachments(cell);
+      assert.strictEqual(attachments.length, 4);
+      assert.deepStrictEqual(attachments[0], { side: 0, rotation: 0, cell, attachTo });
+      assert.deepStrictEqual(attachments[1], { side: 0, rotation: 1, cell, attachTo });
+      assert.deepStrictEqual(attachments[2], { side: 3, rotation: 0, cell, attachTo });
+      assert.deepStrictEqual(attachments[3], { side: 3, rotation: 3, cell, attachTo });
+    });
+  });
+});
+