Files
myos/spec/unit/config_spec.sh
T
Yann Autissier 653a3c9415 harden the config reader against an empty or malformed .env
holcommon's empty .env made the loader evaluate one blank line, which
tripped set -u. Verified afterwards on holcommon's real host stack: the CLI
and the make engine resolve the same five files and render a byte-identical
241-line compose config.
2026-09-03 18:40:31 +02:00

107 lines
3.5 KiB
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#shellcheck shell=sh
Include lib/str.sh
Include lib/core.sh
Include lib/tags.sh
Include lib/config.sh
Describe 'lib/config.sh'
setup() { MYOS_TMP=$(mktemp -d "${TMPDIR:-/tmp}/myos-cfg.XXXXXX"); }
cleanup() { rm -rf "$MYOS_TMP"; }
BeforeEach setup
AfterEach cleanup
Describe 'myos_dotenv_parse'
It 'keeps plain assignments, drops comments and blanks, trims around the ='
printf '# a comment\n\nFOO=bar\n BAZ = qux \nnot an assignment\n' > "$MYOS_TMP/.env"
When call myos_dotenv_parse "$MYOS_TMP/.env"
The line 1 should equal "FOO=bar"
The line 2 should equal "BAZ=qux "
The lines of output should equal 2
End
It 'strips one layer of quotes'
printf 'A="quoted"\nB='"'"'single'"'"'\nC=bare\n' > "$MYOS_TMP/.env"
When call myos_dotenv_parse "$MYOS_TMP/.env"
The line 1 should equal "A=quoted"
The line 2 should equal "B=single"
The line 3 should equal "C=bare"
End
It 'keeps a value containing a hash, which the make include could not'
printf 'PASS=aa#bb\n' > "$MYOS_TMP/.env"
When call myos_dotenv_parse "$MYOS_TMP/.env"
The output should equal "PASS=aa#bb"
End
It 'never executes the file'
printf 'X=$(touch %s/pwned)\n' "$MYOS_TMP" > "$MYOS_TMP/.env"
When call myos_dotenv_parse "$MYOS_TMP/.env"
The output should equal 'X=$(touch '"$MYOS_TMP"'/pwned)'
The path "$MYOS_TMP/pwned" should not be exist
End
It 'is empty for a missing file'
When call myos_dotenv_parse "$MYOS_TMP/nope"
The output should equal ""
End
End
Describe 'myos_dotenv_load'
It 'sets the variables of the file'
printf 'LOADED=yes\n' > "$MYOS_TMP/.env"
When run source spec/unit/config_load_helper.sh "$MYOS_TMP/.env"
The output should equal "yes"
End
It 'never overrides a variable that already has a value'
printf 'LOADED=fromfile\n' > "$MYOS_TMP/.env"
When run source spec/unit/config_load_helper.sh "$MYOS_TMP/.env" preset
The output should equal "preset"
End
End
Describe 'myos_env_vars'
It 'collects the variables referenced by a compose file'
printf 'services:\n a:\n image: ${IMAGE}\n environment:\n X: ${FOO:-d}\n' > "$MYOS_TMP/c.yml"
When call myos_env_vars "$MYOS_TMP/c.yml"
The output should equal "FOO IMAGE"
End
It 'ignores the $$ compose escape'
printf 'services:\n a:\n command: echo $$HOME ${REAL}\n' > "$MYOS_TMP/c.yml"
When call myos_env_vars "$MYOS_TMP/c.yml"
The output should equal "REAL"
End
It 'is empty without files'
When call myos_env_vars
The output should equal ""
End
End
Describe 'myos_env_export'
It 'prints only the variables that have a value'
SET_ONE=x; SET_TWO=
When call myos_env_export SET_ONE SET_TWO SET_MISSING
The output should equal "SET_ONE=x"
End
End
End
Describe 'lib/config.sh robustness'
setup() { MYOS_TMP=$(mktemp -d "${TMPDIR:-/tmp}/myos-cfg.XXXXXX"); }
cleanup() { rm -rf "$MYOS_TMP"; }
BeforeEach setup
AfterEach cleanup
It 'loads an empty .env without complaining'
: > "$MYOS_TMP/.env"
When call myos_dotenv_load "$MYOS_TMP/.env"
The status should be success
The stderr should equal ""
End
It 'ignores a line with an empty key'
printf '=orphan\nGOOD=1\n' > "$MYOS_TMP/.env"
When call myos_dotenv_parse "$MYOS_TMP/.env"
The output should equal "GOOD=1"
End
It 'returns empty for an unnamed variable'
When call myos_var ""
The output should equal ""
The status should be success
End
End