Add sticker tests

tests/test_sticker.py

@@ -0,0 +1,86 @@
+import pytest
+from fbchat._sticker import Sticker
+
+
+def test_from_graphql_none():
+    assert None == Sticker._from_graphql(None)
+
+
+def test_from_graphql_minimal():
+    assert Sticker(uid=1) == Sticker._from_graphql({"id": 1})
+
+
+def test_from_graphql_normal():
+    assert Sticker(
+        uid="369239383222810",
+        pack="227877430692340",
+        is_animated=False,
+        medium_sprite_image=None,
+        large_sprite_image=None,
+        frames_per_row=None,
+        frames_per_col=None,
+        frame_rate=None,
+        url="https://scontent-arn2-1.xx.fbcdn.net/v/redacted.png",
+        width=274,
+        height=274,
+        label="Like, thumbs up",
+    ) == Sticker._from_graphql(
+        {
+            "id": "369239383222810",
+            "pack": {"id": "227877430692340"},
+            "label": "Like, thumbs up",
+            "frame_count": 1,
+            "frame_rate": 83,
+            "frames_per_row": 1,
+            "frames_per_column": 1,
+            "sprite_image_2x": None,
+            "sprite_image": None,
+            "padded_sprite_image": None,
+            "padded_sprite_image_2x": None,
+            "url": "https://scontent-arn2-1.xx.fbcdn.net/v/redacted.png",
+            "height": 274,
+            "width": 274,
+        }
+    )
+
+
+def test_from_graphql_animated():
+    assert Sticker(
+        uid="144885035685763",
+        pack="350357561732812",
+        is_animated=True,
+        medium_sprite_image="https://scontent-arn2-1.xx.fbcdn.net/v/redacted2.png",
+        large_sprite_image="https://scontent-arn2-1.fbcdn.net/v/redacted3.png",
+        frames_per_row=2,
+        frames_per_col=2,
+        frame_rate=142,
+        url="https://scontent-arn2-1.fbcdn.net/v/redacted1.png",
+        width=240,
+        height=293,
+        label="Love, cat with heart",
+    ) == Sticker._from_graphql(
+        {
+            "id": "144885035685763",
+            "pack": {"id": "350357561732812"},
+            "label": "Love, cat with heart",
+            "frame_count": 4,
+            "frame_rate": 142,
+            "frames_per_row": 2,
+            "frames_per_column": 2,
+            "sprite_image_2x": {
+                "uri": "https://scontent-arn2-1.fbcdn.net/v/redacted3.png"
+            },
+            "sprite_image": {
+                "uri": "https://scontent-arn2-1.xx.fbcdn.net/v/redacted2.png"
+            },
+            "padded_sprite_image": {
+                "uri": "https://scontent-arn2-1.xx.fbcdn.net/v/unused1.png"
+            },
+            "padded_sprite_image_2x": {
+                "uri": "https://scontent-arn2-1.xx.fbcdn.net/v/unused2.png"
+            },
+            "url": "https://scontent-arn2-1.fbcdn.net/v/redacted1.png",
+            "height": 293,
+            "width": 240,
+        }
+    )