ci: use playwright in tests instead of selenium

Selenium was having issues doing 3D rendering.

Signed-off-by: Patrick Avery <patrick.avery@kitware.com>

Author: psavery

tests/conftest.py

@@ -6,11 +6,9 @@
 HELPER = FixtureHelper(ROOT_PATH)
 
 
-@pytest.fixture()
-def baseline_image():
-    HELPER.remove_page_urls()
-    yield
-    HELPER.remove_page_urls()
+@pytest.fixture
+def ref_dir() -> Path:
+    return Path(__file__).parent / "refs"
 
 
 @pytest.fixture

tests/refs/test_rendering_int64.yml

@@ -0,0 +1,6 @@
+- document:
+  - banner:
+    - button
+    - text: Int64 Validation 1
+  - main:
+    - img

tests/refs/test_rendering_int64/ref1.png

@@ -0,0 +1,6 @@
+- document:
+  - banner:
+    - button
+    - text: PyVista Lookup Table N Colors 1
+  - main:
+    - img

tests/refs/test_rendering_lut.yml

@@ -0,0 +1,6 @@
+- document:
+  - banner:
+    - button
+    - text: VTK Volume Rendering 1
+  - main:
+    - img

tests/refs/test_rendering_lut/ref1.png

@@ -1,23 +1,21 @@
 from pathlib import Path
-import pytest
-from seleniumbase import SB
 
-from trame_client.utils.testing import set_browser_size, baseline_comparison
+from playwright.sync_api import Page, expect
+import pytest
 
-BASELINE_TEST = (
-    Path(__file__).parent.parent
-    / "visual_baseline/test_rendering[examples/validation/PyVistaInt64.py]/init/baseline.png"
+from trame_client.utils.testing import (
+    assert_screenshot_matches,
+    assert_snapshot_matches,
 )
 
 
 @pytest.mark.parametrize("server_path", ["examples/validation/PyVistaInt64.py"])
-def test_rendering(server, baseline_image):
-    with SB() as sb:
-        url = f"http://127.0.0.1:{server.port}/"
-        sb.open(url)
-        set_browser_size(sb, 600, 300)
-        sb.assert_exact_text("1", ".readyCount")
-        sb.check_window(name="init", level=3)
+def test_rendering(server, page: Page, ref_dir: Path):
+    url = f"http://127.0.0.1:{server.port}/"
+    page.goto(url)
+
+    page.set_viewport_size({"width": 600, "height": 300})
+    expect(page.locator(".readyCount")).to_have_text("1")
 
-        # The CI is not rendering big int... Not sure why
-        baseline_comparison(sb, BASELINE_TEST, 0.1)
+    assert_snapshot_matches(page, ref_dir, "test_rendering_int64")
+    assert_screenshot_matches(page, ref_dir, "test_rendering_int64", threshold=0.1)

tests/refs/test_rendering_volume.yml

@@ -1,21 +1,21 @@
 from pathlib import Path
-import pytest
-from seleniumbase import SB
-from trame_client.utils.testing import set_browser_size, baseline_comparison
 
+from playwright.sync_api import Page, expect
+import pytest
 
-BASELINE_TEST = (
-    Path(__file__).parent.parent
-    / "visual_baseline/test_rendering[examples/validation/PyVistaLookupTable.py]/init/baseline.png"
+from trame_client.utils.testing import (
+    assert_screenshot_matches,
+    assert_snapshot_matches,
 )
 
 
 @pytest.mark.parametrize("server_path", ["examples/validation/PyVistaLookupTable.py"])
-def test_rendering(server, baseline_image):
-    with SB() as sb:
-        url = f"http://127.0.0.1:{server.port}/"
-        sb.open(url)
-        set_browser_size(sb, 600, 300)
-        sb.assert_exact_text("1", ".readyCount")
-        sb.check_window(name="init", level=3)
-        baseline_comparison(sb, BASELINE_TEST, 0.1)
+def test_rendering(server, page: Page, ref_dir: Path):
+    url = f"http://127.0.0.1:{server.port}/"
+    page.goto(url)
+
+    page.set_viewport_size({"width": 600, "height": 300})
+    expect(page.locator(".readyCount")).to_have_text("1")
+
+    assert_snapshot_matches(page, ref_dir, "test_rendering_lut")
+    assert_screenshot_matches(page, ref_dir, "test_rendering_lut", threshold=0.1)