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Add os.environ.setdefault(str, str) functionality #585

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Add os.environ.setdefault(str, str) functionality #585

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Add os.environ.setdefault() functionality
avitkauskas Aug 27, 2024
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trigger CI
avitkauskas Feb 9, 2025
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4 changes: 4 additions & 0 deletions stdlib/os/__init__.codon
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,10 @@ class EnvMap:
self._init_if_needed()
return self._map.items()

def setdefault(self, key: str, default: str = "") -> str:
self._init_if_needed()
return self._map.setdefault(key, default)

environ = EnvMap()

def getenv(key: str, default: str = "") -> str:
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1 change: 1 addition & 0 deletions test/main.cpp
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Expand Up @@ -475,6 +475,7 @@ INSTANTIATE_TEST_SUITE_P(
"stdlib/sort_test.codon",
"stdlib/heapq_test.codon",
"stdlib/operator_test.codon",
"stdlib/os_test.codon",
"python/pybridge.codon"
),
testing::Values(true, false),
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11 changes: 11 additions & 0 deletions test/stdlib/os_test.codon
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@@ -0,0 +1,11 @@
import os

@test
def test_environ_setdefault():
rnd_env_key = "RND_KZBAF"
assert os.environ.setdefault(rnd_env_key, "VALUE_1") == "VALUE_1"
assert os.environ[rnd_env_key] == "VALUE_1"
assert os.environ.setdefault(rnd_env_key, "VALUE_2") == "VALUE_1"
assert os.environ[rnd_env_key] == "VALUE_1"

test_environ_setdefault()