add conda clean --index-cache test

tests/test_create.py

@@ -11,20 +11,23 @@
 from conda.base.context import context, reset_context
 from conda.cli.common import get_index_trap
 from conda.cli.main import generate_parser
+from conda.cli.main_clean import configure_parser as clean_configure_parser
 from conda.cli.main_config import configure_parser as config_configure_parser
 from conda.cli.main_create import configure_parser as create_configure_parser
+from conda.cli.main_info import configure_parser as info_configure_parser
 from conda.cli.main_install import configure_parser as install_configure_parser
 from conda.cli.main_list import configure_parser as list_configure_parser
 from conda.cli.main_remove import configure_parser as remove_configure_parser
 from conda.cli.main_search import configure_parser as search_configure_parser
 from conda.cli.main_update import configure_parser as update_configure_parser
-from conda.common.io import captured, disable_logger, stderr_log_level, replace_log_streams
+from conda.common.io import captured, disable_logger, replace_log_streams, stderr_log_level
 from conda.common.url import path_to_url
 from conda.common.yaml import yaml_load
 from conda.compat import itervalues
 from conda.connection import LocalFSAdapter
-from conda.exceptions import DryRunExit, conda_exception_handler, CondaHTTPError
-from conda.install import dist2dirname, linked as install_linked, linked_data, linked_data_, on_win
+from conda.exceptions import CondaHTTPError, DryRunExit, conda_exception_handler
+from conda.install import dist2dirname, linked as install_linked, linked_data, linked_data_
+from conda.utils import on_win
 from contextlib import contextmanager
 from datetime import datetime
 from glob import glob
@@ -63,7 +66,9 @@ def make_temp_prefix(name=None, create_directory=True):
 
 class Commands:
     CONFIG = "config"
+    CLEAN = "clean"
     CREATE = "create"
+    INFO = "info"
     INSTALL = "install"
     LIST = "list"
     REMOVE = "remove"
@@ -73,7 +78,9 @@ class Commands:
 
 parser_config = {
     Commands.CONFIG: config_configure_parser,
+    Commands.CLEAN: clean_configure_parser,
     Commands.CREATE: create_configure_parser,
+    Commands.INFO: info_configure_parser,
     Commands.INSTALL: install_configure_parser,
     Commands.LIST: list_configure_parser,
     Commands.REMOVE: remove_configure_parser,
@@ -779,3 +786,16 @@ def test_anaconda_token_with_private_package(self):
 
         finally:
             rmtree(prefix, ignore_errors=True)
+
+    def test_clean_index_cache(self):
+        prefix = ''
+
+        # make sure we have something in the index cache
+        stdout, stderr = run_command(Commands.INFO, prefix, "flask --json")
+        assert "flask" in json_loads(stdout)
+        index_cache_dir = create_cache_dir()
+        assert glob(join(index_cache_dir, "*.json"))
+
+        # now clear it
+        run_command(Commands.CLEAN, prefix, "--index-cache")
+        assert not glob(join(index_cache_dir, "*.json"))