From 8f529b9078bcca17093b18d189ceafce28832356 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Simon=20H=C3=B8xbro=20Hansen?= <simon.hansen@me.com>
Date: Fri, 25 Oct 2024 09:52:04 +0200
Subject: [PATCH] ci: Add minimum version test

---
 .github/workflows/test.yaml   |  3 ++-
 holoviews/core/data/pandas.py |  2 --
 holoviews/tests/conftest.py   |  6 +++++-
 pixi.toml                     | 10 ++++++++++
 4 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 9faaa2ac40..3070d311b1 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -180,13 +180,14 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest"]
-        environment: ["test-core"]
+        environment: ["test-core", "test-minimum"]
     timeout-minutes: 120
     steps:
       - uses: holoviz-dev/holoviz_tasks/pixi_install@v0
         with:
           environments: ${{ matrix.environment }}
       - name: Check packages latest version
+        if: ${{ matrix.environment }} == 'test-core'
         run: |
           pixi run -e ${{ matrix.environment }} check-latest-packages numpy pandas bokeh panel param
       - name: Test Unit
diff --git a/holoviews/core/data/pandas.py b/holoviews/core/data/pandas.py
index 9db9ca488d..273d40547e 100644
--- a/holoviews/core/data/pandas.py
+++ b/holoviews/core/data/pandas.py
@@ -355,8 +355,6 @@ def sort(cls, dataset, by=None, reverse=False):
 
     @classmethod
     def sorted_index(cls, df):
-        if hasattr(df.index, 'is_lexsorted'):
-            return df.index.is_lexsorted()
         return df.index.is_monotonic_increasing
 
     @classmethod
diff --git a/holoviews/tests/conftest.py b/holoviews/tests/conftest.py
index 4e95c29c27..d1746d3778 100644
--- a/holoviews/tests/conftest.py
+++ b/holoviews/tests/conftest.py
@@ -5,7 +5,11 @@
 import panel as pn
 import pytest
 from panel.tests.conftest import port, server_cleanup  # noqa: F401
-from panel.tests.util import serve_and_wait
+
+try:
+    from panel.tests.util import serve_and_wait
+except ImportError:
+    pass
 
 import holoviews as hv
 
diff --git a/pixi.toml b/pixi.toml
index 829855d17a..60212281b5 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -19,6 +19,7 @@ test-311 = ["py311", "test-core", "test", "example", "test-example", "test-unit-
 test-312 = ["py312", "test-core", "test", "example", "test-example", "test-unit-task"]
 test-ui = ["py312", "test-core", "test", "test-ui"]
 test-core = ["py313", "test-core", "test-unit-task"]
+test-minimum = ["min-pins", "test-core", "test-unit-task"]
 test-gpu = ["py312", "test-core", "test", "test-gpu"]
 docs = ["py311", "example", "doc"]
 build = ["py311", "build"]
@@ -37,6 +38,15 @@ panel = ">=1.0"
 param = ">=2.0,<3.0"
 pyviz_comms = ">=2.1"
 
+[feature.min-pins.dependencies]
+python = "3.9.*"
+bokeh = "3.1.*"
+numpy = "1.21.*"
+pandas = "1.3.*"
+panel = "1.2.*"
+param = "2.0.*"
+pyviz_comms = "2.1.*"
+
 [feature.py39.dependencies]
 python = "3.9.*"
 panel = "1.4.*"