1 files changed, 72 insertions, 0 deletions
diff --git a/tests/languages/conda_test.py b/tests/languages/conda_test.py
new file mode 100644
index 0000000..83aaebe
--- /dev/null
+++ b/tests/languages/conda_test.py
@@ -0,0 +1,72 @@
+from __future__ import annotations
+
+import os.path
+
+import pytest
+
+from pre_commit import envcontext
+from pre_commit.languages import conda
+from pre_commit.store import _make_local_repo
+from testing.language_helpers import run_language
+
+
+@pytest.mark.parametrize(
+    ('ctx', 'expected'),
+    (
+        pytest.param(
+            (
+                ('PRE_COMMIT_USE_MICROMAMBA', envcontext.UNSET),
+                ('PRE_COMMIT_USE_MAMBA', envcontext.UNSET),
+            ),
+            'conda',
+            id='default',
+        ),
+        pytest.param(
+            (
+                ('PRE_COMMIT_USE_MICROMAMBA', '1'),
+                ('PRE_COMMIT_USE_MAMBA', ''),
+            ),
+            'micromamba',
+            id='default',
+        ),
+        pytest.param(
+            (
+                ('PRE_COMMIT_USE_MICROMAMBA', ''),
+                ('PRE_COMMIT_USE_MAMBA', '1'),
+            ),
+            'mamba',
+            id='default',
+        ),
+    ),
+)
+def test_conda_exe(ctx, expected):
+    with envcontext.envcontext(ctx):
+        assert conda._conda_exe() == expected
+
+
+def test_conda_language(tmp_path):
+    environment_yml = '''\
+channels: [conda-forge, defaults]
+dependencies: [python, pip]
+'''
+    tmp_path.joinpath('environment.yml').write_text(environment_yml)
+
+    ret, out = run_language(
+        tmp_path,
+        conda,
+        'python -c "import sys; print(sys.prefix)"',
+    )
+    assert ret == 0
+    assert os.path.basename(out.strip()) == b'conda-default'
+
+
+def test_conda_additional_deps(tmp_path):
+    _make_local_repo(tmp_path)
+
+    ret = run_language(
+        tmp_path,
+        conda,
+        'python -c "import botocore; print(1)"',
+        deps=('botocore',),
+    )
+    assert ret == (0, b'1\n')