test conda language directly

tests/languages/conda_test.py

@@ -1,9 +1,13 @@
 from __future__ import annotations
 
+import os.path
+
 import pytest
 
 from pre_commit import envcontext
-from pre_commit.languages.conda import _conda_exe
+from pre_commit.languages import conda
+from pre_commit.store import _make_local_repo
+from testing.language_helpers import run_language
 
 
 @pytest.mark.parametrize(
@@ -37,4 +41,32 @@ from pre_commit.languages.conda import _conda_exe
 )
 def test_conda_exe(ctx, expected):
     with envcontext.envcontext(ctx):
-        assert _conda_exe() == expected
+        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')