v0.21.0

Add `nvm_get_latest`

This relates to #522, #561, #400.

`nvm_get_latest` uses http://latest.nvm.sh which redirects to https://github.com/creationix/nvm/releases/latest which in turn redirects to the latest release tag.

Makefile

@@ -1,10 +1,14 @@
+	# Since we rely on paths relative to the makefile location, abort if make isn't being run from there.
+$(if $(findstring /,$(MAKEFILE_LIST)),$(error Please only invoke this makefile from the directory it resides in))
 	# Note: With Travis CI:
 	#  - the path to urchin is passed via the command line.
-	#  - the other utilties are NOT needed, so we skip the test for their existence.
+	#  - the other utilities are NOT needed, so we skip the test for their existence.
 URCHIN := urchin
 ifeq ($(findstring /,$(URCHIN)),) # urchin path was NOT passed in.
 		# Add the local npm packages' bin folder to the PATH, so that `make` can find them, when invoked directly.
-	export PATH := $(shell printf '%s' "$$(npm bin):$$PATH")
+		# Note that rather than using `$(npm bin)` the 'node_modules/.bin' path component is hard-coded, so that invocation works even from an environment
+		# where npm is (temporarily) unavailable due to having deactivated an nvm instance loaded into the calling shell in order to avoid interference with tests.
+	export PATH := $(shell printf '%s' "$$PWD/node_modules/.bin:$$PATH")
 		# The list of all supporting utilities, installed with `npm install`.
 	UTILS := $(URCHIN) replace semver
 		# Make sure that all required utilities can be located.
@@ -17,9 +21,6 @@ SHELLS := sh bash dash zsh # ksh (#574)
 	# Generate 'test-<shell>' target names from specified shells.
 	# The embedded shell names are extracted on demand inside the recipes.
 SHELL_TARGETS := $(addprefix test-,$(SHELLS))
-	# Determine if the installed Urchin version supports cross-shell testing, based on whether its usage information mentions the -s option.
-HAVE_CROSS_SHELL_TESTS := $(shell PATH="$(PATH)" $(URCHIN) -h | grep -qE '(^|\s)-s\s' && echo 'yes')
-NO_CROSS_SHELL_TESTS_WARNING := $(if $(HAVE_CROSS_SHELL_TESTS),,$(warning WARNING: This version of Urchin does not support cross-shell tests. All tests will run with 'sh'.))
 	# Define the default test suite(s). This can be overridden with `make TEST_SUITE=<...>  <target>`.
 	# Test suites are the names of subfolders of './test'.
 TEST_SUITE := $(shell find ./test/* -type d -prune -exec basename {} \;)
@@ -41,9 +42,8 @@ list:
 $(SHELL_TARGETS):
 	@shell='$@'; shell=$${shell##*-}; which "$$shell" >/dev/null || { printf '\033[0;31m%s\033[0m\n' "WARNING: Cannot test with shell '$$shell': not found." >&2; exit 0; } && \
 	 printf '\n\033[0;34m%s\033[0m\n' "Running tests in $$shell"; \
-	 [ -z "$$TRAVIS_BUILD_DIR" ] && for v in $$(export -p | awk -F'[ =]' '$$2 ~ "^NVM_" { print $$2 }'); do unset $$v; done && unset v; \
+	 [ -z "$$TRAVIS_BUILD_DIR" ] && for v in $$(set | awk -F'=' '$$1 ~ "^NVM_" { print $$1 }'); do unset $$v; done && unset v; \
-	 [ "$(HAVE_CROSS_SHELL_TESTS)" = 'yes' ] && targetShellOpt="-s $$shell" || targetShellOpt=; \
+	 for suite in $(TEST_SUITE); do $(URCHIN) -f -s $$shell test/$$suite || exit; done
-	 for suite in $(TEST_SUITE); do $(URCHIN) -f $$targetShellOpt test/$$suite || exit; done
 
 # All-tests target: invokes the specified test suites for ALL shells defined in $(SHELLS).
 .PHONY: test

README.markdown

@@ -12,11 +12,11 @@ Note: `nvm` does not support Windows (see [#284](https://github.com/creationix/n
 
 To install you could use the [install script][2] using cURL:
 
-    curl https://raw.githubusercontent.com/creationix/nvm/v0.19.0/install.sh | bash
+    curl https://raw.githubusercontent.com/creationix/nvm/v0.21.0/install.sh | bash
 
 or Wget:
 
-    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.19.0/install.sh | bash
+    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.21.0/install.sh | bash
 
 <sub>The script clones the nvm repository to `~/.nvm` and adds the source line to your profile (`~/.bash_profile`, `~/.zshrc` or `~/.profile`).</sub>
 
@@ -43,7 +43,7 @@ Often I also put in a line to use a specific version of node.
 ## Usage
 
 You can create an `.nvmrc` file containing version number in the project root directory (or any parent directory).
-`nvm use`, `nvm install`, `nvm exec`, and `nvm run` will all respect an `.nvmrc` file.
+`nvm use`, `nvm install`, `nvm exec`, `nvm run`, and `nvm which` will all respect an `.nvmrc` file when a version is not supplied.
 
 To download, compile, and install the latest v0.10.x release of node, do this:
 
@@ -61,6 +61,10 @@ Or, you can run any arbitrary command in a subshell with the desired version of
 
     nvm exec 0.10 node --version
 
+You can also get the path to the executable to where it was installed:
+
+    nvm which 0.10
+
 In place of a version pointer like "0.10", you can use the special default aliases "stable" and "unstable":
 
     nvm install stable
@@ -187,7 +191,7 @@ After the v0.8.6 release of node, nvm tries to install from binary packages. But
     nvm install -s 0.8.6
 
 [1]: https://github.com/creationix/nvm.git
-[2]: https://github.com/creationix/nvm/blob/v0.19.0/install.sh
+[2]: https://github.com/creationix/nvm/blob/v0.21.0/install.sh
 [3]: https://travis-ci.org/creationix/nvm
 [Urchin]: https://github.com/scraperwiki/urchin
 

bash_completion

@@ -22,7 +22,7 @@ __nvm_commands ()
     alias unalias reinstall-packages \
     current list ls list-remote ls-remote \
     clear-cache deactivate unload \
-    version'
+    version which'
 
     if [ ${#COMP_WORDS[@]} == 4 ]; then
 

install.sh

@@ -27,9 +27,9 @@ nvm_source() {
     return 0
   fi
   if [ "_$NVM_METHOD" = "_script" ]; then
-    NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.19.0/nvm.sh"
+    NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.21.0/nvm.sh"
   elif [ "_$NVM_METHOD" = "_script-nvm-exec" ]; then
-    NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.19.0/nvm-exec"
+    NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.21.0/nvm-exec"
   elif [ "_$NVM_METHOD" = "_git" ] || [ -z "$NVM_METHOD" ]; then
     NVM_SOURCE="https://github.com/creationix/nvm.git"
   else
@@ -69,7 +69,7 @@ install_nvm_from_git() {
     mkdir -p "$NVM_DIR"
     git clone "$(nvm_source "git")" "$NVM_DIR"
   fi
-  cd "$NVM_DIR" && git checkout v0.19.0 && git branch -D master >/dev/null 2>&1
+  cd "$NVM_DIR" && git checkout --quiet v0.21.0 && git branch --quiet -D master >/dev/null 2>&1
   return
 }
 

nvm.sh

@@ -12,6 +12,24 @@ nvm_has() {
   type "$1" > /dev/null 2>&1
 }
 
+nvm_get_latest() {
+  local NVM_LATEST_URL
+  if nvm_has "curl"; then
+    NVM_LATEST_URL="$(curl -w "%{url_effective}\n" -L -s -S http://latest.nvm.sh -o /dev/null)"
+  elif nvm_has "wget"; then
+    NVM_LATEST_URL="$(wget http://latest.nvm.sh --server-response -O /dev/null 2>&1 | awk '/^  Location: /{DEST=$2} END{ print DEST }')"
+  else
+    >&2 echo 'nvm needs curl or wget to proceed.'
+    return 1
+  fi
+  if [ "_$NVM_LATEST_URL" = "_" ]; then
+    >&2 echo "http://latest.nvm.sh did not redirect to the latest release on Github"
+    return 2
+  else
+    echo "$NVM_LATEST_URL" | awk -F'/' '{print $NF}'
+  fi
+}
+
 nvm_download() {
   if nvm_has "curl"; then
     curl $*
@@ -253,11 +271,11 @@ nvm_alias() {
 }
 
 nvm_ls_current() {
-  local NODE_PATH
+  local NVM_LS_CURRENT_NODE_PATH
-  NODE_PATH="$(which node 2> /dev/null)"
+  NVM_LS_CURRENT_NODE_PATH="$(which node 2> /dev/null)"
   if [ $? -ne 0 ]; then
     echo 'none'
-  elif nvm_tree_contains_path "$NVM_DIR" "$NODE_PATH"; then
+  elif nvm_tree_contains_path "$NVM_DIR" "$NVM_LS_CURRENT_NODE_PATH"; then
     local VERSION
     VERSION=`node -v 2>/dev/null`
     if [ "$VERSION" = "v0.6.21-pre" ]; then
@@ -547,6 +565,7 @@ nvm() {
       echo "  nvm unalias <name>                    Deletes the alias named <name>"
       echo "  nvm reinstall-packages <version>      Reinstall global \`npm\` packages contained in <version> to current version"
       echo "  nvm unload                            Unload \`nvm\` from shell"
+      echo "  nvm which [<version>]                 Display path to installed node version. Uses .nvmrc if available"
       echo
       echo "Example:"
       echo "  nvm install v0.10.32                  Install a specific version number"
@@ -790,9 +809,7 @@ nvm() {
       fi
 
       NEWPATH="$(nvm_strip_path "$NODE_PATH" "/lib/node_modules")"
-      if [ "$NODE_PATH" = "$NEWPATH" ]; then
+      if [ "$NODE_PATH" != "$NEWPATH" ]; then
-        echo "Could not find $NVM_DIR/*/lib/node_modules in \$NODE_PATH" >&2
-      else
         export NODE_PATH="$NEWPATH"
         echo "$NVM_DIR/*/lib/node_modules removed from \$NODE_PATH"
       fi
@@ -850,13 +867,8 @@ nvm() {
         MANPATH=`nvm_prepend_path "$MANPATH" "$NVM_VERSION_DIR/share/man"`
         export MANPATH
       fi
-      # Strip other version from NODE_PATH
-      NODE_PATH=`nvm_strip_path "$NODE_PATH" "/lib/node_modules"`
-      # Prepend current version
-      NODE_PATH=`nvm_prepend_path "$NODE_PATH" "$NVM_VERSION_DIR/lib/node_modules"`
       export PATH
       hash -r
-      export NODE_PATH
       export NVM_PATH="$NVM_VERSION_DIR/lib/node"
       export NVM_BIN="$NVM_VERSION_DIR/bin"
       if [ "$NVM_SYMLINK_CURRENT" = true ]; then
@@ -953,6 +965,49 @@ nvm() {
     "current" )
       nvm_version current
     ;;
+    "which" )
+      if [ $# -eq 1 ]; then
+        nvm_rc_version
+        if [ -n "$NVM_RC_VERSION" ]; then
+          VERSION=$(nvm_version $NVM_RC_VERSION)
+        fi
+      elif [ "_$2" != '_system' ]; then
+        VERSION="$(nvm_version "$2")"
+      else
+        VERSION="$2"
+      fi
+      if [ -z "$VERSION" ]; then
+        nvm help
+        return 127
+      fi
+
+      if [ "_$VERSION" = '_system' ]; then
+        if nvm_has_system_node >/dev/null 2>&1; then
+          local NVM_BIN
+          NVM_BIN="$(nvm use system >/dev/null 2>&1 && which node)"
+          if [ -n "$NVM_BIN" ]; then
+            echo "$NVM_BIN"
+            return
+          else
+            return 1
+          fi
+        else
+          echo "System version of node not found." >&2
+          return 127
+        fi
+      elif [ "_$VERSION" = "_∞" ]; then
+        echo "The alias \"$2\" leads to an infinite loop. Aborting." >&2
+        return 8
+      fi
+
+      local NVM_VERSION_DIR
+      NVM_VERSION_DIR="$(nvm_version_path "$VERSION")"
+      if [ ! -d "$NVM_VERSION_DIR" ]; then
+        echo "$VERSION version is not installed yet" >&2
+        return 1
+      fi
+      echo "$NVM_VERSION_DIR/bin/node"
+    ;;
     "alias" )
       mkdir -p "$NVM_DIR/alias"
       if [ $# -le 2 ]; then
@@ -1044,7 +1099,7 @@ nvm() {
       nvm_version $2
     ;;
     "--version" )
-      echo "0.19.0"
+      echo "0.21.0"
     ;;
     "unload" )
       unset -f nvm nvm_print_versions nvm_checksum nvm_ls_remote nvm_ls nvm_remote_version nvm_version nvm_rc_version nvm_version_greater nvm_version_greater_than_or_equal_to > /dev/null 2>&1

package.json

@@ -1,6 +1,6 @@
 {
   "name": "nvm",
-  "version": "0.19.0",
+  "version": "0.21.0",
   "description": "Node Version Manager - Simple bash script to manage multiple active node.js versions",
   "directories": {
     "test": "test"
@@ -31,7 +31,7 @@
   "homepage": "https://github.com/creationix/nvm",
   "devDependencies": {
     "replace": "~0.3.0",
-    "semver": "~4.1.0",
+    "semver": "~4.1.1",
-    "urchin": "~0.0.4"
+    "urchin": "~0.0.5"
   }
 }

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

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+mkdir -p ../../../v0.0.2
+mkdir -p ../../../v0.0.20
+mkdir -p ../../../versions/v0.12.0
+
+. ../../../nvm.sh
+
+die () { echo $@ ; exit 1; }
+
+# The result should contain only the appropriate version numbers.
+
+nvm which 0.0.2 || die "v0.0.2 not found"
+NVM_BIN="$(nvm which 0.0.2)"
+[ "_$NVM_BIN" = "_$(nvm_version_path v0.0.2)/bin/node" ] \
+  || die "'nvm which 0.0.2' did not contain the correct path: got '$NVM_BIN'"
+
+nvm which 0.0.20 || die "v0.0.20 not found"
+NVM_BIN="$(nvm which 0.0.20)"
+[ "_$NVM_BIN" = "_$(nvm_version_path v0.0.20)/bin/node" ] \
+  || die "'nvm which 0.20.0' did not contain the correct path: got '$NVM_BIN'"
+
+nvm which 0.12.0 || die "v0.0.20 not found"
+NVM_BIN="$(nvm which 0.12.0)"
+[ "_$NVM_BIN" = "_$(nvm_version_path v0.12.0)/bin/node" ] \
+  || die "'nvm which 0.12.0' did not contain the correct path: got '$NVM_BIN'"
+

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

@@ -0,0 +1,6 @@
+ #!/bin/sh
+
+. ../../../nvm.sh
+
+nvm which nonexistent_version
+[ "_$?" = "_1" ]

test/fast/Listing paths/teardown

@@ -0,0 +1,3 @@
+rmdir ../../../v0.0.2 >/dev/null 2>&1
+rmdir ../../../v0.0.20 >/dev/null 2>&1
+rmdir ../../../v0.12.0 >/dev/null 2>&1

test/fast/Running "nvm deactivate" should unset the nvm environment variables.

@@ -7,8 +7,11 @@ die () { echo $@ ; exit 1; }
 [ `expr $PATH : ".*v0.2.3/.*/bin"` = 0 ] || echo "WARNING: Unexpectedly found v0.2.3 already active" >&2
 
 . ../../nvm.sh
-nvm use v0.2.3 &&
+nvm use v0.2.3 || die "Failed to activate v0.2.3"
-[ `expr $PATH : ".*v0.2.3/.*/bin"` != 0 ] && [ `expr $NODE_PATH : ".*v0.2.3/.*/lib/node_modules"` != 0 ] || die "Failed to activate v0.2.3"
+[ `expr "$PATH" : ".*v0.2.3/.*/bin"` != 0 ] || die "PATH not set up properly"
+[ `expr "$NODE_PATH" : ".*v0.2.3/.*/lib/node_modules"` = 0 ] || die "NODE_PATH should not contain (npm root -g)"
+# ^ note: NODE_PATH should not contain `npm root -g` since globals should not be requireable
 
-nvm deactivate &&
+nvm deactivate || die "Failed to deactivate v0.2.3"
-[ `expr $PATH : ".*v0.2.3/.*/bin"` = 0 ] && [ `expr $NODE_PATH : ".*v0.2.3/.*/lib/node_modules"` = 0 ] || die "Failed to deactivate v0.2.3"
+[ `expr "$PATH" : ".*v0.2.3/.*/bin"` = 0 ] || die "PATH not cleaned properly"
+[ `expr "$NODE_PATH" : ".*v0.2.3/.*/lib/node_modules"` = 0 ] || die "NODE_PATH not cleaned properly"

test/fast/Unit tests/nvm_get_latest missing curl or wget

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+die () { echo $@ ; cleanup ; exit 1; }
+
+cleanup() {
+  unset -f nvm_has
+}
+
+. ../../../nvm.sh
+
+nvm_has() { return 1 ; }
+
+OUTPUT="$(nvm_get_latest 2>&1)"
+EXIT_CODE="$(nvm_get_latest >/dev/null 2>&1 ; echo $?)"
+[ "_$OUTPUT" = "_nvm needs curl or wget to proceed." ] \
+  || die "no curl/wget did not report correct error message, got '$OUTPUT'"
+[ "_$EXIT_CODE" = "_1" ] \
+  || die "no curl/wget did not exit with code 1, got $EXIT_CODE"
+
+cleanup

test/installation/nvm_get_latest/nvm_get_latest

@@ -0,0 +1,117 @@
+#!/bin/sh
+
+die () { echo $@ ; cleanup ; exit 1; }
+
+cleanup() {
+  unset -f curl wget nvm_has
+}
+
+. ../../../nvm.sh
+
+EXPECTED_VERSION="v12.3.456"
+URL="https://github.com/creationix/nvm/releases/tag/$EXPECTED_VERSION"
+EXPECTED_CURL_ARGS="-w %{url_effective}\n -L -s -S http://latest.nvm.sh -o /dev/null"
+EXPECTED_WGET_ARGS="http://latest.nvm.sh --server-response -O /dev/null"
+
+curl() {
+  if [ "_$*" != "_$EXPECTED_CURL_ARGS" ]; then
+    echo 2>& "expected args ($EXPECTED_CURL_ARGS), got ($*)"
+    return 1
+  else
+    echo $URL
+  fi
+}
+wget() {
+  if [ "_$*" != "_$EXPECTED_WGET_ARGS" ]; then
+    echo 2>& "expected args ($EXPECTED_WGET_ARGS), got ($*)"
+    return 1
+  else
+    local WGET_CONTENTS
+    WGET_CONTENTS="
+--2014-12-21 18:11:14--  http://latest.nvm.sh/
+Resolving latest.nvm.sh... 50.31.209.229
+Connecting to latest.nvm.sh|50.31.209.229|:80... connected.
+HTTP request sent, awaiting response... 
+  HTTP/1.1 301 Moved Permanently
+  Location: https://github.com/creationix/nvm/releases/latest
+  Content-Type: text/html; charset=utf-8
+  Content-Length: 84
+  Date: Mon, 22 Dec 2014 02:11:15 GMT
+Location: https://github.com/creationix/nvm/releases/latest [following]
+--2014-12-21 18:11:15--  https://github.com/creationix/nvm/releases/latest
+Resolving github.com... 192.30.252.130
+Connecting to github.com|192.30.252.130|:443... connected.
+HTTP request sent, awaiting response... 
+  HTTP/1.1 302 Found
+  Server: GitHub.com
+  Date: Mon, 22 Dec 2014 02:11:15 GMT
+  Content-Type: text/html; charset=utf-8
+  Transfer-Encoding: chunked
+  Status: 302 Found
+  X-XSS-Protection: 1; mode=block
+  X-Frame-Options: deny
+  Content-Security-Policy: default-src *; script-src assets-cdn.github.com collector-cdn.github.com; object-src assets-cdn.github.com; style-src 'self' 'unsafe-inline' 'unsafe-eval' assets-cdn.github.com; img-src 'self' data: assets-cdn.github.com identicons.github.com www.google-analytics.com collector.githubapp.com *.githubusercontent.com *.gravatar.com *.wp.com; media-src 'none'; frame-src 'self' render.githubusercontent.com gist.github.com www.youtube.com player.vimeo.com checkout.paypal.com; font-src assets-cdn.github.com; connect-src 'self' ghconduit.com:25035 live.github.com uploads.github.com www.google-analytics.com s3.amazonaws.com
+  Cache-Control: no-cache
+  Vary: X-PJAX
+  Location: $URL
+  X-UA-Compatible: IE=Edge,chrome=1
+  Set-Cookie: logged_in=no; domain=.github.com; path=/; expires=Fri, 22-Dec-2034 02:11:15 GMT; secure; HttpOnly
+  Set-Cookie: _gh_sess=eyJzZXNzaW9uX2lkIjoiNTMzNGNjZWUxM2VhZjNhN2M3MzIwZWUxNGYwNzhmNDkiLCJzcHlfcmVwbyI6ImNyZWF0aW9uaXgvbnZtIiwic3B5X3JlcG9fYXQiOjE0MTkyMTQyNzV9--e2fa4cf5305d61aa58c0e0bf21fdb335a9660dcf; path=/; secure; HttpOnly
+  X-Request-Id: 4b99bf200157dd845f76ab83e4093acc
+  X-Runtime: 0.030872
+  X-Rack-Cache: miss
+  X-GitHub-Request-Id: 45B56780:3913:880EF6:54977DC3
+  Strict-Transport-Security: max-age=31536000; includeSubdomains; preload
+  X-Content-Type-Options: nosniff
+  Vary: Accept-Encoding
+  X-Served-By: ef97014f01ea59c1ef337fe51a4d0331
+Location: $URL [following]
+--2014-12-21 18:11:15--  $URL
+Reusing existing connection to github.com:443.
+HTTP request sent, awaiting response... 
+  HTTP/1.1 200 OK
+  Server: GitHub.com
+  Date: Mon, 22 Dec 2014 02:11:15 GMT
+  Content-Type: text/html; charset=utf-8
+  Transfer-Encoding: chunked
+  Status: 200 OK
+  X-XSS-Protection: 1; mode=block
+  X-Frame-Options: deny
+  Content-Security-Policy: default-src *; script-src assets-cdn.github.com collector-cdn.github.com; object-src assets-cdn.github.com; style-src 'self' 'unsafe-inline' 'unsafe-eval' assets-cdn.github.com; img-src 'self' data: assets-cdn.github.com identicons.github.com www.google-analytics.com collector.githubapp.com *.githubusercontent.com *.gravatar.com *.wp.com; media-src 'none'; frame-src 'self' render.githubusercontent.com gist.github.com www.youtube.com player.vimeo.com checkout.paypal.com; font-src assets-cdn.github.com; connect-src 'self' ghconduit.com:25035 live.github.com uploads.github.com www.google-analytics.com s3.amazonaws.com
+  Cache-Control: no-cache, private
+  Vary: X-PJAX
+  X-UA-Compatible: IE=Edge,chrome=1
+  Set-Cookie: _gh_sess=eyJzZXNzaW9uX2lkIjoiNTMzNGNjZWUxM2VhZjNhN2M3MzIwZWUxNGYwNzhmNDkiLCJzcHlfcmVwbyI6ImNyZWF0aW9uaXgvbnZtIiwic3B5X3JlcG9fYXQiOjE0MTkyMTQyNzUsIl9jc3JmX3Rva2VuIjoiemZTVDNIRGo0QzF0dzkyNXp6NFBRdGJVbTl4NSsxTGo1cngwVFQ3NDVwdz0ifQ%3D%3D--b72bfd5241907dcf557b226e74351ff39f0e9ede; path=/; secure; HttpOnly
+  X-Request-Id: 305b0d158bf8c0b3fa488a33d7687091
+  X-Runtime: 0.038544
+  X-Rack-Cache: miss
+  X-GitHub-Request-Id: 45B56780:3913:880F19:54977DC3
+  Strict-Transport-Security: max-age=31536000; includeSubdomains; preload
+  X-Content-Type-Options: nosniff
+  Vary: Accept-Encoding
+  X-Served-By: 926b734ea1992f8ee1f88ab967a93dac
+Length: unspecified [text/html]
+Saving to: ‘/dev/null’
+
+     0K .......... .........                                    225K=0.09s
+
+2014-12-21 18:11:15 (225 KB/s) - ‘/dev/null’ saved [20298]
+
+"
+    "$WGET_CONTENTS" | while read line
+    do
+      2>& echo "$line"
+    done
+  fi
+}
+
+OUTPUT="$(nvm_get_latest)"
+EXIT_CODE="$(nvm_get_latest >/dev/null 2>&1 ; echo $?)"
+[ "_$OUTPUT" = "_$EXPECTED_VERSION" ] \
+  || die "success path did not return version '$EXPECTED_VERSION', got '$OUTPUT'"
+[ "_$EXIT_CODE" = "_0" ] \
+  || die "success path did not exit with code 0, got $EXIT_CODE"
+
+
+cleanup
+

test/installation/nvm_get_latest/nvm_get_latest failed redirect

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+die () { echo $@ ; cleanup ; exit 1; }
+
+cleanup() {
+  unset -f curl wget
+}
+
+. ../../../nvm.sh
+
+curl() {
+  return 1
+}
+wget() {
+  return 1
+}
+
+OUTPUT="$(nvm_get_latest 2>&1)"
+EXIT_CODE="$(nvm_get_latest >/dev/null 2>&1 ; echo $?)"
+[ "_$OUTPUT" = "_http://latest.nvm.sh did not redirect to the latest release on Github" ] \
+  || die "failed redirect did not report correct error message, got '$OUTPUT'"
+[ "_$EXIT_CODE" = "_2" ] \
+  || die "failed redirect did not exit with code 2, got $EXIT_CODE"
+
+cleanup
+