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Create nvm_ensure_version_installed

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This commit is contained in:
Jordan Harband
2015-02-21 20:03:06 -08:00
parent a0d04d0b6b
commit 0d9329435c
2 changed files with 41 additions and 0 deletions
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18
nvm.sh
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@@ -189,6 +189,24 @@ nvm_version_path() {
fi fi
} }
nvm_ensure_version_installed() {
local PROVIDED_VERSION
PROVIDED_VERSION="$1"
local LOCAL_VERSION
LOCAL_VERSION="$(nvm_version "$PROVIDED_VERSION")"
local NVM_VERSION_DIR
NVM_VERSION_DIR="$(nvm_version_path "$LOCAL_VERSION")"
if [ ! -d "$NVM_VERSION_DIR" ]; then
VERSION="$(nvm_resolve_alias "$PROVIDED_VERSION")"
if [ $? -eq 0 ]; then
echo "N/A: version \"$PROVIDED_VERSION -> $VERSION\" is not yet installed" >&2
else
echo "N/A: version \"$(nvm_ensure_version_prefix "$PROVIDED_VERSION")\" is not yet installed" >&2
fi
return 1
fi
}
# Expand a version using the version cache # Expand a version using the version cache
nvm_version() { nvm_version() {
local PATTERN local PATTERN

23
test/fast/Unit tests/nvm_ensure_version_installed Executable file
View File

@@ -0,0 +1,23 @@
#!/bin/sh
die () { echo $@ ; cleanup ; exit 1; }
cleanup () {
rm -rf "$(nvm_version_path v0.1.2)"
}
. ../../../nvm.sh
mkdir -p "$(nvm_version_path v0.1.2)"
OUTPUT="$(nvm_ensure_version_installed foo 2>&1)"
EXIT_CODE=$?
EXPECTED_OUTPUT='N/A: version "foo" is not yet installed'
[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "expected 'nvm_ensure_version_installed foo' to give $EXPECTED_OUTPUT, got $OUTPUT"
[ "_$EXIT_CODE" = "_1" ] || die "expected 'nvm_ensure_version_installed foo' to exit with 1, got $EXIT_CODE"
OUTPUT="$(nvm_ensure_version_installed 0.1)"
EXIT_CODE=$?
[ "_$OUTPUT" = "_" ] || die "expected 'nvm_ensure_version_installed 0.1' to have no output, got $OUTPUT"
[ "_$EXIT_CODE" = "_0" ] || die "expected 'nvm_ensure_version_installed 0.1' to exit with 0, got $EXIT_CODE"
cleanup