[actions] migrate Travis CI tests to GitHub Actions

nvm.sh uses `NVM_SCRIPT_SOURCE="$_"` to detect its source location.
Adding `: nvm.sh` before each source line ensures `$_` is set correctly, preventing breakage when the previous command (e.g., `set -ex`) overwrites it.

.github/workflows/tests-fast.yml

@@ -0,0 +1,101 @@
+name: 'Tests: fast'
+
+on: [push, pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  fast:
+    permissions:
+      contents: read
+
+    name: 'fast (${{ matrix.shell }}, ${{ matrix.awk }})'
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: 'script -q -e -c "${{ matrix.shell }} {0}"'
+
+    strategy:
+      fail-fast: false
+      matrix:
+        shell:
+          - sh
+          - bash
+          - dash
+          - zsh
+          # - ksh
+        awk:
+          - gawk
+          - mawk
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@v2
+        with:
+          allowed-endpoints:
+            github.com:443
+            registry.npmjs.org:443
+            raw.githubusercontent.com:443
+            nodejs.org:443
+            iojs.org:443
+            unofficial-builds.nodejs.org:443
+            azure.archive.ubuntu.com:80
+            packages.microsoft.com:443
+            registry-1.docker.io:443
+            auth.docker.io:443
+            production.cloudflare.docker.com:443
+      - uses: actions/checkout@v6
+        with:
+          submodules: true
+      - name: Install zsh, additional shells, and awk variant
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y zsh ${{ matrix.awk }}
+          if [ "${{ matrix.shell }}" != "sh" ] && [ "${{ matrix.shell }}" != "bash" ] && [ "${{ matrix.shell }}" != "zsh" ]; then
+            sudo apt-get install -y ${{ matrix.shell }}
+          fi
+          # Set the selected awk as the default
+          sudo update-alternatives --set awk /usr/bin/${{ matrix.awk }}
+        shell: bash
+      - run: sudo ${{ matrix.shell }} --version 2> /dev/null || dpkg -s ${{ matrix.shell }} 2> /dev/null || which ${{ matrix.shell }}
+      - run: awk --version 2>&1 | head -1 || awk -W version 2>&1 | head -1
+      - run: curl --version
+      - run: wget --version
+      - uses: ljharb/actions/node/install@main
+        name: 'npm install && version checks'
+        with:
+          node-version: 'lts/*'
+          skip-ls-check: true
+      - run: npm ls urchin
+      - run: npx which urchin
+      - run: env
+      - name: Hide system node
+        run: |
+          if [ -f /usr/local/bin/node ]; then sudo mv /usr/local/bin/node /usr/local/bin/node.bak; fi
+          if [ -f /usr/local/bin/npm ]; then sudo mv /usr/local/bin/npm /usr/local/bin/npm.bak; fi
+          if [ -f /usr/local/bin/npx ]; then sudo mv /usr/local/bin/npx /usr/local/bin/npx.bak; fi
+        shell: bash
+      - name: Run fast tests
+        run: |
+          URCHIN_PATH="$(npx which urchin)"
+          unset NVM_CD_FLAGS NVM_BIN NVM_INC
+          export NVM_DIR="${{ github.workspace }}"
+          export PATH="$(echo "$PATH" | tr ':' '\n' | grep -v '\.nvm' | grep -v 'toolcache' | tr '\n' ':')"
+          make TEST_SUITE="fast" SHELL="${{ matrix.shell }}" URCHIN="$URCHIN_PATH" test-${{ matrix.shell }}
+      - name: Restore system node
+        if: always()
+        run: |
+          if [ -f /usr/local/bin/node.bak ]; then sudo mv /usr/local/bin/node.bak /usr/local/bin/node; fi
+          if [ -f /usr/local/bin/npm.bak ]; then sudo mv /usr/local/bin/npm.bak /usr/local/bin/npm; fi
+          if [ -f /usr/local/bin/npx.bak ]; then sudo mv /usr/local/bin/npx.bak /usr/local/bin/npx; fi
+        shell: bash
+
+  all:
+    permissions:
+      contents: none
+    name: 'all fast tests'
+    needs: [fast]
+    runs-on: ubuntu-latest
+    steps:
+      - run: true

.github/workflows/tests-installation-iojs.yml

@@ -0,0 +1,99 @@
+name: 'Tests: installation_iojs'
+
+on: [push, pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  installation_iojs_without_curl:
+    permissions:
+      contents: read
+
+    name: 'installation_iojs without curl (${{ matrix.shell }})'
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: 'script -q -e -c "${{ matrix.shell }} {0}"'
+
+    strategy:
+      fail-fast: false
+      matrix:
+        shell:
+          - sh
+          - bash
+          - dash
+          - zsh
+          # - ksh
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@v2
+        with:
+          allowed-endpoints:
+            github.com:443
+            registry.npmjs.org:443
+            raw.githubusercontent.com:443
+            nodejs.org:443
+            iojs.org:443
+            azure.archive.ubuntu.com:80
+            packages.microsoft.com:443
+      - uses: actions/checkout@v6
+        with:
+          submodules: true
+      - name: Install zsh and additional shells
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y zsh
+          if [ "${{ matrix.shell }}" != "sh" ] && [ "${{ matrix.shell }}" != "bash" ] && [ "${{ matrix.shell }}" != "zsh" ]; then
+            sudo apt-get install -y ${{ matrix.shell }}
+          fi
+        shell: bash
+      - run: sudo ${{ matrix.shell }} --version 2> /dev/null || dpkg -s ${{ matrix.shell }} 2> /dev/null || which ${{ matrix.shell }}
+      - run: wget --version
+      - uses: ljharb/actions/node/install@main
+        name: 'npm install && version checks'
+        with:
+          node-version: 'lts/*'
+          skip-ls-check: true
+      - run: npm ls urchin
+      - run: npx which urchin
+      - name: Remove curl
+        run: sudo apt-get remove curl -y
+        shell: bash
+      - run: '! command -v curl'
+        shell: bash
+      - run: env
+      - name: Hide system node
+        run: |
+          if [ -f /usr/local/bin/node ]; then sudo mv /usr/local/bin/node /usr/local/bin/node.bak; fi
+          if [ -f /usr/local/bin/npm ]; then sudo mv /usr/local/bin/npm /usr/local/bin/npm.bak; fi
+          if [ -f /usr/local/bin/npx ]; then sudo mv /usr/local/bin/npx /usr/local/bin/npx.bak; fi
+        shell: bash
+      - name: Run installation_iojs tests
+        run: |
+          URCHIN_PATH="$(npx which urchin)"
+          unset NVM_CD_FLAGS NVM_BIN NVM_INC
+          export NVM_DIR="${{ github.workspace }}"
+          export PATH="$(echo "$PATH" | tr ':' '\n' | grep -v '\.nvm' | grep -v 'toolcache' | tr '\n' ':')"
+          make TEST_SUITE="installation_iojs" SHELL="${{ matrix.shell }}" URCHIN="$URCHIN_PATH" test-${{ matrix.shell }}
+      - name: Restore system node
+        if: always()
+        run: |
+          if [ -f /usr/local/bin/node.bak ]; then sudo mv /usr/local/bin/node.bak /usr/local/bin/node; fi
+          if [ -f /usr/local/bin/npm.bak ]; then sudo mv /usr/local/bin/npm.bak /usr/local/bin/npm; fi
+          if [ -f /usr/local/bin/npx.bak ]; then sudo mv /usr/local/bin/npx.bak /usr/local/bin/npx; fi
+        shell: bash
+      - name: Restore curl
+        if: always()
+        run: sudo apt-get install curl -y
+        shell: bash
+
+  all:
+    permissions:
+      contents: none
+    name: 'all installation_iojs tests'
+    needs: [installation_iojs_without_curl]
+    runs-on: ubuntu-latest
+    steps:
+      - run: true

.github/workflows/tests-installation-node.yml

@@ -0,0 +1,122 @@
+name: 'Tests: installation_node'
+
+on: [push, pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  installation_node:
+    permissions:
+      contents: read
+
+    name: "installation_node (${{ matrix.shell }}${{ matrix.without_curl && ', without curl' || '' }})"
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        shell:
+          - sh
+          - bash
+          - dash
+          - zsh
+          # - ksh
+        without_curl:
+          - false
+          - true
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@v2
+        with:
+          allowed-endpoints:
+            github.com:443
+            registry.npmjs.org:443
+            raw.githubusercontent.com:443
+            nodejs.org:443
+            iojs.org:443
+            azure.archive.ubuntu.com:80
+            packages.microsoft.com:443
+            archive.ubuntu.com:80
+            security.ubuntu.com:80
+            production.cloudflare.docker.com:443
+            registry-1.docker.io:443
+            auth.docker.io:443
+      - uses: actions/checkout@v6
+        with:
+          submodules: true
+      - uses: ljharb/actions/node/install@main
+        name: 'npm install && version checks'
+        with:
+          node-version: 'lts/*'
+          skip-ls-check: true
+      - run: npm ls urchin
+      - run: npx which urchin
+      - name: Run installation_node tests in container
+        run: |
+          docker run --rm \
+            -v "${{ github.workspace }}:/workspace" \
+            -w /workspace \
+            -e "TEST_SHELL=${{ matrix.shell }}" \
+            -e "TERM=xterm-256color" \
+            -e "DEBIAN_FRONTEND=noninteractive" \
+            -e "GITHUB_ACTIONS=true" \
+            -e "WITHOUT_CURL=${{ matrix.without_curl }}" \
+            ubuntu:16.04 \
+            bash -c '
+              set -ex
+
+              # Retry apt-get update up to 5 times due to flaky Ubuntu mirrors
+              # apt-get update can return 0 even with partial failures, so check for warnings
+              for i in 1 2 3 4 5; do
+                if apt-get update 2>&1 | tee /tmp/apt-update.log | grep -qE "^(W:|E:|Err:)"; then
+                  echo "apt-get update had warnings/errors, attempt $i/5"
+                  cat /tmp/apt-update.log
+                  sleep $((i * 5))
+                else
+                  break
+                fi
+              done
+
+              apt-get install -y git curl wget make build-essential python zsh libssl-dev
+              if [ "$TEST_SHELL" != "sh" ] && [ "$TEST_SHELL" != "bash" ]; then
+                apt-get install -y $TEST_SHELL || true
+              fi
+
+              # Use nvm to install Node.js for running urchin
+              # Node 16 is the last version supporting GLIBC 2.23 (Ubuntu 16.04)
+              export NVM_DIR="/workspace"
+              . /workspace/nvm.sh
+              nvm install 16
+              nvm use 16
+
+              npm ls urchin
+              URCHIN_PATH="$(npx which urchin)"
+
+              # Remove curl if testing without it
+              if [ "$WITHOUT_CURL" = "true" ]; then
+                apt-get remove curl -y
+                ! command -v curl
+              fi
+
+              # Now clean up nvm state for the actual tests, but keep NVM_DIR set
+              nvm deactivate || true
+              nvm unalias default || true
+              unset NVM_CD_FLAGS NVM_BIN NVM_INC
+              export PATH="$(echo "$PATH" | tr ":" "\n" | grep -v "\.nvm" | grep -v "toolcache" | tr "\n" ":")"
+
+              # Clean any cached files from the nvm install above
+              rm -rf "$NVM_DIR/.cache" "$NVM_DIR/versions" "$NVM_DIR/alias"
+
+              make TEST_SUITE="installation_node" SHELL="$TEST_SHELL" URCHIN="$URCHIN_PATH" test-$TEST_SHELL
+            '
+
+  all:
+    permissions:
+      contents: none
+    name: 'all installation_node tests'
+    needs: [installation_node]
+    runs-on: ubuntu-latest
+    steps:
+      - run: true

.github/workflows/tests-xenial.yml

@@ -0,0 +1,112 @@
+name: 'Tests: xenial'
+
+on: [push, pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  xenial:
+    permissions:
+      contents: read
+
+    name: 'xenial (${{ matrix.shell }})'
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        shell:
+          - sh
+          - bash
+          - dash
+          - zsh
+          # - ksh
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@v2
+        with:
+          allowed-endpoints:
+            github.com:443
+            registry.npmjs.org:443
+            raw.githubusercontent.com:443
+            nodejs.org:443
+            iojs.org:443
+            azure.archive.ubuntu.com:80
+            packages.microsoft.com:443
+            archive.ubuntu.com:80
+            security.ubuntu.com:80
+            production.cloudflare.docker.com:443
+            registry-1.docker.io:443
+            auth.docker.io:443
+      - uses: actions/checkout@v6
+        with:
+          submodules: true
+      - uses: ljharb/actions/node/install@main
+        name: 'npm install && version checks'
+        with:
+          node-version: 'lts/*'
+          skip-ls-check: true
+      - run: npm ls urchin
+      - run: npx which urchin
+      - name: Run xenial tests in container
+        run: |
+          docker run --rm \
+            -v "${{ github.workspace }}:/workspace" \
+            -w /workspace \
+            -e "TEST_SHELL=${{ matrix.shell }}" \
+            -e "TERM=xterm-256color" \
+            -e "DEBIAN_FRONTEND=noninteractive" \
+            -e "GITHUB_ACTIONS=true" \
+            ubuntu:16.04 \
+            bash -c '
+              set -ex
+
+              # Retry apt-get update up to 5 times due to flaky Ubuntu mirrors
+              # apt-get update can return 0 even with partial failures, so check for warnings
+              for i in 1 2 3 4 5; do
+                if apt-get update 2>&1 | tee /tmp/apt-update.log | grep -qE "^(W:|E:|Err:)"; then
+                  echo "apt-get update had warnings/errors, attempt $i/5"
+                  cat /tmp/apt-update.log
+                  sleep $((i * 5))
+                else
+                  break
+                fi
+              done
+
+              apt-get install -y git curl wget make build-essential python zsh libssl-dev
+              if [ "$TEST_SHELL" != "sh" ] && [ "$TEST_SHELL" != "bash" ]; then
+                apt-get install -y $TEST_SHELL || true
+              fi
+
+              # Use nvm to install Node.js for running urchin
+              # Node 16 is the last version supporting GLIBC 2.23 (Ubuntu 16.04)
+              export NVM_DIR="/workspace"
+              . /workspace/nvm.sh
+              nvm install 16
+              nvm use 16
+
+              npm ls urchin
+              URCHIN_PATH="$(npx which urchin)"
+
+              # Now clean up nvm state for the actual tests, but keep NVM_DIR set
+              nvm deactivate || true
+              nvm unalias default || true
+              unset NVM_CD_FLAGS NVM_BIN NVM_INC
+              export PATH="$(echo "$PATH" | tr ":" "\n" | grep -v "\.nvm" | grep -v "toolcache" | tr "\n" ":")"
+
+              # Clean any cached files from the nvm install above
+              rm -rf "$NVM_DIR/.cache" "$NVM_DIR/versions" "$NVM_DIR/alias"
+
+              make TEST_SUITE="xenial" SHELL="$TEST_SHELL" URCHIN="$URCHIN_PATH" test-$TEST_SHELL
+            '
+
+  all:
+    permissions:
+      contents: none
+    name: 'all xenial tests'
+    needs: [xenial]
+    runs-on: ubuntu-latest
+    steps:
+      - run: true

.github/workflows/tests.yml

@@ -68,7 +68,7 @@ jobs:
       - run: npm ls urchin
       - run: npx which urchin
       - run: env
-      - run: make TERM=xterm-256color TEST_SUITE="${{ matrix.suite }}" SHELL="${{ matrix.shell }}" URCHIN="$(npx which urchin)" test-${{ matrix.shell }}
+      - run: make TEST_SUITE="${{ matrix.suite }}" SHELL="${{ matrix.shell }}" URCHIN="$(npx which urchin)" test-${{ matrix.shell }}
 
   nvm:
     permissions:

.travis.yml

@@ -1,94 +0,0 @@
-language: generic
-dist: focal
-addons:
-  apt:
-    packages:
-      - zsh
-    #  - ksh
-    #  - gcc-4.8
-    #  - g++-4.8
-
-# https://gist.github.com/iedemam/9830045
-git:
-  submodules: false
-
-cache:
-  ccache: true
-  directories:
-    - $TRAVIS_BUILD_DIR/.cache
-    - $TRAVIS_BUILD_DIR/node_modules
-before_install:
-  - sudo sed -i 's/mozilla\/DST_Root_CA_X3.crt/!mozilla\/DST_Root_CA_X3.crt/g' /etc/ca-certificates.conf
-  - sudo update-ca-certificates -f
-
-  # https://gist.github.com/iedemam/9830045
-  - sed -i 's/git@github.com:/https:\/\/github.com\//' .gitmodules
-  - git submodule update --init --recursive
-
-  - $SHELL --version 2> /dev/null || dpkg -s $SHELL 2> /dev/null || which $SHELL
-  - curl --version
-  - wget --version
-  - bash --version | head
-  - zsh  --version
-  - dpkg -s dash | grep ^Version | awk '{print $2}'
-  # install python
-  - pyenv local 2.7.18 || pyenv install 2.7.18
-  - pyenv local 2.7.18 || echo 'pyenv failed'
-  - python -V
-install:
-  - if [ -z "${SHELLCHECK-}" ]; then nvm install 16 && nvm unalias default && npm install && npm prune && npm ls urchin doctoc eclint dockerfile_lint; fi
-  - '[ -z "$WITHOUT_CURL" ] || sudo apt-get remove curl -y'
-script:
-  - if [ -n "${SHELL-}" ] && [ -n "${TEST_SUITE}" ]; then if [ "${TEST_SUITE}" = 'installation_iojs' ] || [ "${TEST_SUITE}" = 'xenial' ]; then travis_retry make TEST_SUITE=$TEST_SUITE URCHIN="$(npm bin)/urchin" test-$SHELL ; else make TEST_SUITE=$TEST_SUITE URCHIN="$(npm bin)/urchin" test-$SHELL; fi; fi
-before_cache:
-  - if [ -n "$WITHOUT_CURL" ]; then sudo apt-get install curl -y ; fi
-jobs:
-  include:
-    - env: SHELL=bash TEST_SUITE=installation_node
-      dist: xenial
-    - env: SHELL=bash TEST_SUITE=installation_node WITHOUT_CURL=1
-      dist: xenial
-    - env: SHELL=sh TEST_SUITE=installation_node
-      dist: xenial
-    - env: SHELL=sh TEST_SUITE=installation_node WITHOUT_CURL=1
-      dist: xenial
-    - env: SHELL=dash TEST_SUITE=installation_node
-      dist: xenial
-    - env: SHELL=dash TEST_SUITE=installation_node WITHOUT_CURL=1
-      dist: xenial
-    - env: SHELL=zsh TEST_SUITE=installation_node
-      dist: xenial
-    - env: SHELL=zsh TEST_SUITE=installation_node WITHOUT_CURL=1
-      dist: xenial
-    #- env: SHELL=ksh TEST_SUITE=installation_node
-    #  dist: xenial
-    #- env: SHELL=ksh TEST_SUITE=installation_node WITHOUT_CURL=1
-    #  dist: xenial
-    - env: SHELL=bash TEST_SUITE=xenial
-      dist: xenial
-    - env: SHELL=sh TEST_SUITE=xenial
-      dist: xenial
-    - env: SHELL=dash TEST_SUITE=xenial
-      dist: xenial
-    - env: SHELL=zsh TEST_SUITE=xenial
-      dist: xenial
-    #- env: SHELL=ksh TEST_SUITE=xenial
-    #  dist: xenial
-env:
-  global:
-    - CXX=g++
-    - CC=gcc
-    - PATH="$(echo $PATH | sed 's/::/:/')"
-    - PATH="/usr/lib/ccache/:$PATH"
-    - NVM_DIR="${TRAVIS_BUILD_DIR}"
-  matrix:
-    - SHELL=sh TEST_SUITE=fast
-    - SHELL=dash TEST_SUITE=fast
-    - SHELL=bash TEST_SUITE=fast
-    - SHELL=zsh TEST_SUITE=fast
-    #  - SHELL=ksh TEST_SUITE=fast
-    - SHELL=sh TEST_SUITE=installation_iojs WITHOUT_CURL=1
-    - SHELL=dash TEST_SUITE=installation_iojs WITHOUT_CURL=1
-    - SHELL=bash TEST_SUITE=installation_iojs WITHOUT_CURL=1
-    - SHELL=zsh TEST_SUITE=installation_iojs WITHOUT_CURL=1
-    #  - SHELL=ksh TEST_SUITE=installation_iojs WITHOUT_CURL=1

README.md

@@ -6,7 +6,7 @@
 </a>
 
 
-# Node Version Manager [![Build Status](https://app.travis-ci.com/nvm-sh/nvm.svg?branch=master)][3] [![nvm version](https://img.shields.io/badge/version-v0.40.3-yellow.svg)][4] [![CII Best Practices](https://bestpractices.dev/projects/684/badge)](https://bestpractices.dev/projects/684)
+# Node Version Manager [![Tests](https://github.com/nvm-sh/nvm/actions/workflows/tests-fast.yml/badge.svg?branch=master)][3] [![nvm version](https://img.shields.io/badge/version-v0.40.3-yellow.svg)][4] [![CII Best Practices](https://bestpractices.dev/projects/684/badge)](https://bestpractices.dev/projects/684)
 
 <!-- To update this table of contents, ensure you have run `npm install` then `npm run doctoc` -->
 <!-- START doctoc generated TOC please keep comment here to allow auto update -->
@@ -1038,7 +1038,7 @@ To change the user directory and/or account name follow the instructions [here](
 
 [1]: https://github.com/nvm-sh/nvm.git
 [2]: https://github.com/nvm-sh/nvm/blob/v0.40.3/install.sh
-[3]: https://app.travis-ci.com/nvm-sh/nvm
+[3]: https://github.com/nvm-sh/nvm/actions/workflows/tests-fast.yml
 [4]: https://github.com/nvm-sh/nvm/releases/tag/v0.40.3
 [Urchin]: https://git.sdf.org/tlevine/urchin
 [Fish]: https://fishshell.com

nvm.sh

@@ -978,13 +978,18 @@ nvm_strip_path() {
     nvm_err '${NVM_DIR} not set!'
     return 1
   fi
-  command printf %s "${1-}" | command awk -v NVM_DIR="${NVM_DIR}" -v RS=: '
+  local RESULT
+  RESULT="$(command printf %s "${1-}" | command awk -v NVM_DIR="${NVM_DIR}" -v RS=: '
   index($0, NVM_DIR) == 1 {
     path = substr($0, length(NVM_DIR) + 1)
     if (path ~ "^(/versions/[^/]*)?/[^/]*'"${2-}"'.*$") { next }
   }
-  # The final RT will contain a colon if the input has a trailing colon, or a null string otherwise
+  { printf "%s%s", sep, $0; sep=RS }')"
-  { printf "%s%s", sep, $0; sep=RS } END { printf "%s", RT }'
+  # mawk does not support RT, so preserve trailing colon manually
+  case "${1-}" in
+    *:) command printf '%s:' "${RESULT}" ;;
+    *) command printf '%s' "${RESULT}" ;;
+  esac
 }
 
 nvm_change_path() {
@@ -2642,18 +2647,24 @@ nvm_install_source() {
   NVM_OS="$(nvm_get_os)"
 
   local make
-  make='make'
   local MAKE_CXX
+  # For old Node.js versions (< 0.12), explicitly set SHELL=/bin/sh to avoid
+  # issues with zsh's strict glob handling in Makefiles with unquoted globs
+  local MAKE_SHELL_OVERRIDE
+  if nvm_version_greater "0.12.0" "${VERSION}"; then
+    MAKE_SHELL_OVERRIDE=' SHELL=/bin/sh'
+  fi
+  make="make${MAKE_SHELL_OVERRIDE-}"
   case "${NVM_OS}" in
     'freebsd' | 'openbsd')
-      make='gmake'
+      make="gmake${MAKE_SHELL_OVERRIDE-}"
       MAKE_CXX="CC=${CC:-cc} CXX=${CXX:-c++}"
     ;;
     'darwin')
       MAKE_CXX="CC=${CC:-cc} CXX=${CXX:-c++}"
     ;;
     'aix')
-      make='gmake'
+      make="gmake${MAKE_SHELL_OVERRIDE-}"
     ;;
   esac
   if nvm_has "clang++" && nvm_has "clang" && nvm_version_greater_than_or_equal_to "$(nvm_clang_version)" 3.5; then
@@ -4524,9 +4535,9 @@ nvm_get_default_packages() {
   NVM_DEFAULT_PACKAGE_FILE="${NVM_DIR}/default-packages"
   if [ -f "${NVM_DEFAULT_PACKAGE_FILE}" ]; then
     command awk -v filename="${NVM_DEFAULT_PACKAGE_FILE}" '
-      /^[[:space:]]*#/ { next }                     # Skip lines that begin with #
+      /^[ \t]*#/ { next }                           # Skip lines that begin with #
-      /^[[:space:]]*$/ { next }                     # Skip empty lines
+      /^[ \t]*$/ { next }                           # Skip empty lines
-      /[[:space:]]/ && !/^[[:space:]]*#/ {
+      /[ \t]/ && !/^[ \t]*#/ {
         print "Only one package per line is allowed in `" filename "`. Please remove any lines with multiple space-separated values." > "/dev/stderr"
         err = 1
         exit 1

test/fast/Aliases/'nvm alias' should ignore leading blank lines in the file

@@ -4,6 +4,7 @@ die() { echo "$@" ; exit 1; }
 
 export NVM_DIR="$(cd ../../.. && pwd)"
 
+: nvm.sh
 \. "${NVM_DIR}/nvm.sh"
 \. ../../common.sh
 

test/fast/Aliases/'nvm alias' should not accept aliases with a hash

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () { echo "$@" ; exit 1; }

test/fast/Aliases/'nvm alias' should not accept aliases with slashes

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () { echo "$@" ; exit 1; }

test/fast/Aliases/'nvm unalias' should accept aliases when they shadow a built-in alias

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () { echo "$@" ; exit 1; }

test/fast/Aliases/'nvm unalias' should not accept aliases with names equal to built-in alias

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () { echo "$@" ; exit 1; }

test/fast/Aliases/'nvm unalias' should not accept aliases with slashes

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () { echo "$@" ; exit 1; }

test/fast/Aliases/Running 'nvm alias ˂aliasname˃ ˂target˃' again should change the target

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Aliases/Running 'nvm alias ˂aliasname˃' should list but one alias

@@ -1,4 +1,5 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 [ $(nvm alias test-stable-1 | wc -l) = '2' ]

test/fast/Aliases/Running 'nvm alias' lists implicit aliases when they do not exist

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Aliases/Running 'nvm alias' lists manual aliases instead of implicit aliases when present

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Aliases/Running 'nvm alias' should list all aliases

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Aliases/circular/nvm_resolve_alias

@@ -3,6 +3,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../../nvm.sh
 
 ALIAS="$(nvm_resolve_alias loopback | strip_colors)"

test/fast/Aliases/circular/nvm_resolve_local_alias

@@ -3,6 +3,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../../nvm.sh
 
 ALIAS="$(nvm_resolve_local_alias loopback | strip_colors)"

test/fast/Aliases/lts/'nvm alias' should ensure LTS alias dir exists

@@ -2,6 +2,7 @@
 
 set -ex
 
+: nvm.sh
 \. ../../../../nvm.sh
 \. ../../../common.sh
 

test/fast/Aliases/lts/setup_dir

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../../nvm.sh
 
 LTS_ALIAS_PATH="$(nvm_alias_path)/lts"

test/fast/Aliases/lts/teardown_dir

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../../nvm.sh
 
 LTS_ALIAS_PATH="$(nvm_alias_path)/lts"

test/fast/Aliases/nvm_ensure_default_set

@@ -4,6 +4,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 nvm alias default 0.1 >/dev/null || die "'nvm alias default 0.1' failed"

test/fast/Aliases/nvm_list_aliases calls nvm_get_colors

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () { echo "$@" ; exit 1; }

test/fast/Aliases/nvm_list_aliases works with LTS aliases

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () {

test/fast/Aliases/nvm_list_aliases works with no LTS aliases present

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () {

test/fast/Aliases/nvm_print_alias_path calls nvm_get_colors

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () {

test/fast/Aliases/nvm_print_formatted_alias calls nvm_get_colors

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () {

test/fast/Aliases/nvm_resolve_alias

@@ -4,6 +4,7 @@ die () { echo "$@" ; exit 1; }
 
 export NVM_DIR="$(cd ../../.. && pwd)"
 
+: nvm.sh
 \. "${NVM_DIR}/nvm.sh"
 
 EXIT_CODE=$(nvm_resolve_alias ; echo $?)

test/fast/Aliases/nvm_resolve_local_alias

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 EXIT_CODE=$(nvm_resolve_local_alias ; echo $?)

test/fast/Aliases/setup

@@ -2,6 +2,7 @@
 
 export NVM_DIR="$(cd ../../.. && pwd)"
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing paths/Running 'nvm which 0.0.2' should display only version 0.0.2

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing paths/Running 'nvm which foo' should return a nonzero exit code when not found

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 nvm which nonexistent_version

test/fast/Listing versions/Running 'nvm ls --no-alias' does not call into nvm_alias

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls --no-alias' with a pattern errors

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls 0.0.2' should display only version 0.0.2

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls 0.2' should display only 0.2.x versions

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls foo' should return a nonzero exit code when not found

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 nvm ls nonexistent_version

test/fast/Listing versions/Running 'nvm ls io' should return NA

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 nvm ls io

test/fast/Listing versions/Running 'nvm ls node_' should return a nonzero exit code when not found

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 nvm ls node_

test/fast/Listing versions/Running 'nvm ls stable' and 'nvm ls unstable' should return the appropriate implicit alias

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls system' should include 'system' when appropriate

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' calls into nvm_alias

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' should display all installed versions

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' should filter out '.nvm'

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' should filter out 'versions'

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' should include 'system' when appropriate

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' should list versions in the 'versions' directory

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' should not show a trailing slash

@@ -2,6 +2,7 @@
 
 export NVM_DIR="$(cd ../../.. && pwd)"
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' with node-like versioning vx.x.x should only list a matched version

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Running 'nvm ls' with nounset should not fail

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Listing versions/Using a nonstandard IFS should not break

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Running 'nvm alias' should create a file in the alias directory

@@ -4,6 +4,7 @@ set -ex
 
 export NVM_DIR="$(cd ../.. && pwd)"
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm alias test v0.1.2

test/fast/Running 'nvm current' should display current nvm environment

@@ -6,6 +6,7 @@ die () { echo "$@" ; exit 1; }
 
 export NVM_DIR="$(cd ../.. && pwd)"
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm deactivate 2>&1

test/fast/Running 'nvm deactivate' should unset the nvm environment variables

@@ -6,6 +6,7 @@ die () { echo "$@" ; exit 1; }
 
 export NVM_DIR="$(cd ../.. && pwd)"
 
+: nvm.sh
 \. ../../nvm.sh
 \. ../common.sh
 

test/fast/Running 'nvm install' with '--reinstall-packages-from' requires a valid version

@@ -9,6 +9,7 @@ cleanup () {
 
 export NVM_DIR="$(cd ../.. && pwd)"
 
+: nvm.sh
 \. ../../nvm.sh
 \. ../common.sh
 

test/fast/Running 'nvm install' with an invalid version fails nicely

@@ -6,6 +6,7 @@ die () { echo "$@" ; exit 1; }
 
 export NVM_DIR="$(cd ../.. && pwd)"
 
+: nvm.sh
 \. ../../nvm.sh
 
 set +ex # needed for stderr

test/fast/Running 'nvm unalias' should remove the alias file

@@ -6,6 +6,7 @@ ALIAS_PATH="../../alias"
 
 echo v0.1.2 > "${ALIAS_PATH}/test"
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm unalias test

test/fast/Running 'nvm uninstall' should remove the appropriate directory

@@ -2,6 +2,7 @@
 
 set -ex
 
+: nvm.sh
 \. ../../nvm.sh
 \. ../common.sh
 

test/fast/Running 'nvm uninstall' with incorrect file permissions fails nicely

@@ -2,6 +2,7 @@
 
 set -ex
 
+: nvm.sh
 \. ../../nvm.sh
 \. ../common.sh
 

test/fast/Running 'nvm unload' should unset all function and variables

@@ -12,6 +12,7 @@ typeset -f | awk '/ \(\) $/ && !/^main / {print $1}' > "${BEFORE}"
 env | grep -v PATH= | grep -v IFS= | grep -v NVM_ | grep -v TRAVIS_ | sort >> "${BEFORE}"
 
 set +e # TODO: fix
+: nvm.sh
 \. ../../nvm.sh
 set -e
 

test/fast/Running 'nvm use foo' where 'foo' is circular aborts

@@ -8,6 +8,7 @@ cleanup() {
   rm -rf "$(nvm_alias_path)/foo"
 }
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm_make_alias foo foo

test/fast/Running 'nvm use iojs' uses latest io.js version

@@ -13,6 +13,7 @@ cleanup() {
   rm -rf "$(nvm_version_path "iojs-${VERSION}")"
 }
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm deactivate || die "unable to deactivate; current: >$(nvm current)<"

test/fast/Running 'nvm use system' should work as expected

@@ -7,6 +7,7 @@ cleanup() {
 }
 die() { echo "$@" ; cleanup ; exit 1; }
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm_has_system_node() { return 0; }

test/fast/Running 'nvm use x' should create and change the 'current' symlink

@@ -3,6 +3,7 @@
 set -ex
 
 export NVM_SYMLINK_CURRENT=true
+: nvm.sh
 \. ../../nvm.sh
 \. ../common.sh
 

test/fast/Running 'nvm use x' should not create the 'current' symlink if $NVM_SYMLINK_CURRENT is false

@@ -2,6 +2,7 @@
 
 set -ex
 
+: nvm.sh
 \. ../../nvm.sh
 \. ../common.sh
 

test/fast/Running 'nvm use' should drop CR char automatically

@@ -9,6 +9,7 @@ cleanup() {
   rm .nvmrc
 }
 
+: nvm.sh
 \. ../../nvm.sh
 
 # normal .nvmrc

test/fast/Running 'nvm-exec' should display required node version

@@ -1,9 +1,12 @@
 #!/bin/bash
 
 set -x
+: nvm.sh
 \. ../../nvm.sh
 
-die () { echo "$@" ; rm .nvmrc ; exit 1; }
+cleanup() { rm -f .nvmrc; }
+
+die () { echo "$@" ; cleanup ; exit 1; }
 
 NVM_TEST_VERSION=v0.42
 
@@ -18,3 +21,5 @@ No NODE_VERSION provided; no .nvmrc file found";
 
 # Skip install, we want to test the error message
 [ "${EXPECTED}" = "${OUTPUT}" ] || die "expected >${EXPECTED}<, got >${OUTPUT}<"
+
+cleanup

test/fast/Set Colors/nvm_echo_with_colors

@@ -11,6 +11,7 @@ cleanup() {
   echo "Tested nvm_echo_with_colors"
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 OUTPUT="$(nvm_echo_with_colors "\033[0;36mCyan-colored text")"

test/fast/Set Colors/nvm_err_with_colors

@@ -8,6 +8,7 @@ cleanup() {
   echo "Tested nvm_err_with_colors"
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 set +ex

test/fast/Set Colors/nvm_print_default_alias calls nvm_get_colors

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 die () {

test/fast/Set Colors/nvm_print_versions calls nvm_get_colors

@@ -1,5 +1,6 @@
 #!/bin/sh
 
+: nvm.sh
 \. ../../../nvm.sh
 
 #set -e #nvm use system returns 127 and No system set message

test/fast/Sourcing nvm.sh should make the nvm command available

@@ -2,6 +2,7 @@
 
 set -ex
 
+: nvm.sh
 \. ../../nvm.sh
 
 nvm

test/fast/Sourcing nvm.sh should not modify parameters of caller

@@ -3,5 +3,6 @@
 set -ex
 
 set -- yes
+: nvm.sh
 \. ../../nvm.sh
 [ "$1" = yes ]

test/fast/Unit tests/Running 'nvm install --save' works as expected'

@@ -1,4 +1,5 @@
 #!/bin/sh
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Unit tests/Running 'nvm use --save' works as expected'

@@ -1,4 +1,5 @@
 #!/bin/sh
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Unit tests/Running 'nvm use --save' works with a .nvmrc in the parent dir

@@ -1,4 +1,5 @@
 #!/bin/sh
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Unit tests/Running 'nvm use --silent --save' doesn't output anything

@@ -1,4 +1,5 @@
 #!/bin/sh
+: nvm.sh
 \. ../../../nvm.sh
 \. ../../common.sh
 

test/fast/Unit tests/nvm install -b

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 nvm_install_source() {

test/fast/Unit tests/nvm install with nonlowercase LTS name

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 REMOTE="${PWD}/mocks/nvm_ls_remote.txt"

test/fast/Unit tests/nvm ls-remote

@@ -12,6 +12,7 @@ cleanup() {
   mv "${NVM_DIR}/alias/lts-backup" "${NVM_DIR}/alias/lts"
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 if [ -n "${NVM_COLORS-}" ]; then
   export TEMP_NVM_COLORS=NVM_COLORS

test/fast/Unit tests/nvm set_colors

@@ -13,6 +13,7 @@ cleanup() {
   unset TEMP_NVM_COLORS
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 # NVM_COLORS is not set
 if [ -n ${NVM_COLORS} ]; then

test/fast/Unit tests/nvm version-remote

@@ -8,6 +8,7 @@ cleanup() {
   unset -f nvm_remote_version
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 \. ../../common.sh

test/fast/Unit tests/nvm_add_iojs_prefix

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 [ "_$(nvm_add_iojs_prefix 1)" = "_iojs-v1" ] || die '"nvm_add_iojs_prefix 1" did not return "iojs-v1"'

test/fast/Unit tests/nvm_alias

@@ -6,6 +6,7 @@ cleanup () {
   rm -rf ../../../alias/test
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 OUTPUT="$(nvm_alias 2>&1)"

test/fast/Unit tests/nvm_alias LTS-N

@@ -9,6 +9,7 @@ cleanup() {
   mv "${NVM_DIR}/alias/lts-backup" "${NVM_DIR}/alias/lts"
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 MOCKS_DIR="${PWD}/mocks"

test/fast/Unit tests/nvm_alias handles comments

@@ -8,6 +8,7 @@ cleanup () {
   rm -rf ../../../alias/test-comment-first
 }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 # Test: alias file with comment on separate line

test/fast/Unit tests/nvm_alias_path

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 [ "_$(nvm_alias_path)" = "_$NVM_DIR/alias" ] || die "nvm_alias_path did not return correct location"

test/fast/Unit tests/nvm_change_path

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 TEST_PATH=/usr/bin:/usr/local/bin

test/fast/Unit tests/nvm_check_for_help

@@ -2,6 +2,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 TERM=dumb nvm clear-cache --help | grep 'Usage:' || die 'did not print help menu'

test/fast/Unit tests/nvm_command_info

@@ -8,6 +8,7 @@ cleanup() {
 
 die() { echo "$@" ; cleanup ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 

test/fast/Unit tests/nvm_compare_checksum

@@ -5,6 +5,7 @@ cleanup () {
 }
 die () { echo "$@" ; cleanup ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 set -ex

test/fast/Unit tests/nvm_compute_checksum

@@ -4,6 +4,7 @@ set -ex
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 set +x

test/fast/Unit tests/nvm_curl_libz_support

@@ -6,6 +6,7 @@ cleanup() {
 
 die() { cleanup; echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 curl() {

test/fast/Unit tests/nvm_die_on_prefix

@@ -3,6 +3,7 @@
 TEST_PWD=$(pwd)
 TEST_DIR="$TEST_PWD/nvm_die_on_prefix_tmp"
 
+: nvm.sh
 \. ../../../nvm.sh
 
 TEST_VERSION_DIR="${TEST_DIR}/version"
@@ -11,7 +12,7 @@ cleanup () {
   rm -rf "$TEST_DIR"
   alias nvm_has='\nvm_has'
   alias npm='\npm'
-  unset -f nvm_has npm
+  unset -f nvm_has npm node
 }
 
 die () {
@@ -60,6 +61,12 @@ npm() {
   fi
 }
 
+node() {
+  if [ "_$1" = "_-v" ]; then
+    echo "v0.0.0"
+  fi
+}
+
 OUTPUT="$(nvm_die_on_prefix 0 foo "$(nvm_version_dir new)" 2>&1)"
 [ -z "$OUTPUT" ] || die "'nvm_die_on_prefix' was not a noop when directory is equivalent; got '$OUTPUT'"
 

test/fast/Unit tests/nvm_download

@@ -6,6 +6,7 @@ cleanup () {
 }
 die () { echo "$@" ; cleanup ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 set -ex

test/fast/Unit tests/nvm_download_artifact

@@ -5,6 +5,7 @@ cleanup () {
 }
 die () { echo "$@" ; cleanup ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 # bad flavor

test/fast/Unit tests/nvm_ensure_default_set

@@ -4,6 +4,7 @@
 
 die () { echo "$@" ; exit 1; }
 
+: nvm.sh
 \. ../../../nvm.sh
 
 EXPECTED_OUTPUT="nvm_ensure_default_set: a version is required"