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feat: support passenv (#914)

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* feat: support passenv

* refactor: environment-pass and spaces

* docs: document environment pass

* Add unit test for passing through awkward env variable values

* Remove unused as_shell_commands method from environment

* Fix passthrough edge case by avoiding bash for passthrough assignments

* Fix mypy error in test

* Fix unit test

* Apply suggestions from code review

Co-authored-by: Joe Rickerby <joerick@mac.com>
This commit is contained in:
Henry Schreiner
2021-11-21 15:19:45 -05:00
committed by GitHub
co-authored by Joe Rickerby
parent 1176024473
commit f45de3f24e
8 changed files with 141 additions and 26 deletions
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unit_test/environment_test.py
-14
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@@ -7,30 +7,24 @@ def test_basic_parsing():
environment_recipe = parse_environment("VAR=1 VBR=2")
environment_dict = environment_recipe.as_dictionary(prev_environment={})
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict == {"VAR": "1", "VBR": "2"}
assert environment_cmds == ["export VAR=1", "export VBR=2"]
def test_quotes():
environment_recipe = parse_environment("A=1 VAR=\"1 NOT_A_VAR=2\" VBR='vbr'")
environment_dict = environment_recipe.as_dictionary(prev_environment={})
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict == {"A": "1", "VAR": "1 NOT_A_VAR=2", "VBR": "vbr"}
assert environment_cmds == ["export A=1", 'export VAR="1 NOT_A_VAR=2"', "export VBR='vbr'"]
def test_inheritance():
environment_recipe = parse_environment("PATH=$PATH:/usr/local/bin")
environment_dict = environment_recipe.as_dictionary(prev_environment={"PATH": "/usr/bin"})
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict == {"PATH": "/usr/bin:/usr/local/bin"}
assert environment_cmds == ["export PATH=$PATH:/usr/local/bin"]
def test_shell_eval():
@@ -40,40 +34,32 @@ def test_shell_eval():
env_copy.pop("VAR", None)
environment_dict = environment_recipe.as_dictionary(prev_environment=env_copy)
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict["VAR"] == "a test string"
assert environment_cmds == ['export VAR="$(echo "a test" string)"']
def test_shell_eval_and_env():
environment_recipe = parse_environment('VAR="$(echo "$PREV_VAR" string)"')
environment_dict = environment_recipe.as_dictionary(prev_environment={"PREV_VAR": "1 2 3"})
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict == {"PREV_VAR": "1 2 3", "VAR": "1 2 3 string"}
assert environment_cmds == ['export VAR="$(echo "$PREV_VAR" string)"']
def test_empty_var():
environment_recipe = parse_environment("CFLAGS=")
environment_dict = environment_recipe.as_dictionary(prev_environment={"CFLAGS": "-Wall"})
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict == {"CFLAGS": ""}
assert environment_cmds == ["export CFLAGS="]
def test_no_vars():
environment_recipe = parse_environment("")
environment_dict = environment_recipe.as_dictionary(prev_environment={})
environment_cmds = environment_recipe.as_shell_commands()
assert environment_dict == {}
assert environment_cmds == []
def test_no_vars_pass_through():