Split up this `nvm current` and `node 0.6.21-pre` test into separate tests.

test/slow/Running "nvm current" should display current nvm environment.

@@ -7,8 +7,3 @@ die () { echo $@ ; exit 1; }
 nvm install 0.10
 
 [ "$(nvm current)" = "$(node -v)" ] || die "Failed to find current version: got \"$(nvm current)\", expected \"$(node -v)\""
-
-nvm install 0.6.21
-[ "$(node -v)" = "v0.6.21-pre" ] || die "v0.6.21-pre not installed with v0.6.21"
-[ "$(nvm current)" = "v0.6.21" ] || die "v0.6.21-pre not reported as v0.6.21"
-

test/slow/node 0.6.21 should install 0.6.21-pre

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../nvm.sh
+
+nvm install 0.6.21
+[ "$(node -v)" = "v0.6.21-pre" ] || die "v0.6.21-pre not installed with v0.6.21"
+[ "$(nvm current)" = "v0.6.21" ] || die "v0.6.21-pre not reported as v0.6.21"
+