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Add nvm_validate_implicit_alias

master
Jordan Harband 2014-09-28 22:36:02 -07:00
parent f0471acbf5
commit fcdd1ef431
2 changed files with 26 additions and 0 deletions
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7
nvm.sh
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@ -368,6 +368,13 @@ nvm_print_versions() {
done
}
nvm_validate_implicit_alias() {
if [ "_$1" != "_stable" ] && [ "_$1" != "_unstable" ]; then
echo "Only implicit aliases 'stable' and 'unstable' are supported." >&2
return 1
fi
}
nvm() {
if [ $# -lt 1 ]; then
nvm help

19
test/fast/Unit tests/nvm_validate_implicit_alias 100755
View File

@ -0,0 +1,19 @@
#!/bin/sh
die () { echo $@ ; exit 1; }
. ../../../nvm.sh
EXPECTED_MSG="Only implicit aliases 'stable' and 'unstable' are supported."
[ "_$(nvm_validate_implicit_alias 2>&1)" = "_$EXPECTED_MSG" ] \
|| die "nvm_validate_implicit_alias did not require stable|unstable"
[ "_$(nvm_validate_implicit_alias foo 2>&1)" = "_$EXPECTED_MSG" ] \
|| die "nvm_validate_implicit_alias did not require stable|unstable"
EXIT_CODE="$(nvm_validate_implicit_alias >/dev/null 2>&1 ; echo $?)"
[ "_$EXIT_CODE" = "_1" ] \
|| die "nvm_validate_implicit_alias without stable|unstable had wrong exit code: expected 1, got $EXIT_CODE"
nvm_validate_implicit_alias stable || die "nvm_validate_implicit_alias stable did not exit 0"
nvm_validate_implicit_alias unstable || die "nvm_validate_implicit_alias unstable did not exit 0"