Support XDG_DATA_HOME (#208)

* Create a YADM_DATA base (that is the source for repo & archive)
* Add --yadm-data to override
* Default YADM_DATA will be determined by XDG_DATA_HOME

test/conftest.py

@@ -140,6 +140,7 @@ def supported_switches():
         '--yadm-archive',
         '--yadm-bootstrap',
         '--yadm-config',
+        '--yadm-data',
         '--yadm-dir',
         '--yadm-encrypt',
         '--yadm-repo',

test/test_unit_configure_paths.py

@@ -70,7 +70,7 @@ def run_test(runner, paths, args, expected_matches, expected_code=0):
     script = f"""
         YADM_TEST=1 HOME="{HOME}" source {paths.pgm}
         process_global_args {argstring}
-        HOME="{HOME}" set_yadm_dir
+        HOME="{HOME}" set_yadm_dirs
         configure_paths
         declare -p | grep -E '(YADM|GIT)_'
     """

test/test_unit_encryption.py

@@ -13,7 +13,7 @@ def test_get_cipher(runner, paths, condition):
     script = f"""
         YADM_TEST=1 source {paths.pgm}
         YADM_DIR="{paths.yadm}"
-        set_yadm_dir
+        set_yadm_dirs
         configure_paths
         _get_cipher test-archive
         echo "output_archive:$output_archive"
@@ -37,7 +37,7 @@ def test_encrypt_decrypt(runner, paths, cipher, mode):
     script = f"""
         YADM_TEST=1 source {paths.pgm}
         YADM_DIR="{paths.yadm}"
-        set_yadm_dir
+        set_yadm_dirs
         configure_paths
         function mock_openssl() {{ echo openssl $*; }}
         function mock_gpg() {{ echo gpg $*; }}
@@ -71,7 +71,7 @@ def test_get_openssl_ciphername(runner, paths, condition):
     script = f"""
         YADM_TEST=1 source {paths.pgm}
         YADM_DIR="{paths.yadm}"
-        set_yadm_dir
+        set_yadm_dirs
         configure_paths
         result=$(_get_openssl_ciphername)
         echo "result:$result"
@@ -95,7 +95,7 @@ def test_set_openssl_options(runner, paths, condition):
     script = f"""
         YADM_TEST=1 source {paths.pgm}
         YADM_DIR="{paths.yadm}"
-        set_yadm_dir
+        set_yadm_dirs
         configure_paths
         function _get_openssl_ciphername() {{ echo "testcipher"; }}
         _set_openssl_options
@@ -119,7 +119,7 @@ def test_set_gpg_options(runner, paths, recipient):
     script = f"""
         YADM_TEST=1 source {paths.pgm}
         YADM_DIR="{paths.yadm}"
-        set_yadm_dir
+        set_yadm_dirs
         configure_paths
         _set_gpg_options
         echo "result:${{GPG_OPTS[@]}}"

test/test_unit_set_yadm_dir.py

@@ -1,4 +1,4 @@
-"""Unit tests: set_yadm_dir"""
+"""Unit tests: set_yadm_dirs"""
 import pytest
 
 
@@ -6,8 +6,8 @@ import pytest
     'condition',
     ['basic', 'override', 'xdg_config_home'],
     )
-def test_set_yadm_dir(runner, yadm, condition):
-    """Test set_yadm_dir"""
+def test_set_yadm_dirs(runner, yadm, condition):
+    """Test set_yadm_dirs"""
     setup = ''
     if condition == 'override':
         setup = 'YADM_DIR=/override'
@@ -17,7 +17,7 @@ def test_set_yadm_dir(runner, yadm, condition):
         HOME=/testhome
         YADM_TEST=1 source {yadm}
         {setup}
-        set_yadm_dir
+        set_yadm_dirs
         echo "$YADM_DIR"
     """
     run = runner(command=['bash'], inp=script)