diff --git a/Makefile.am b/Makefile.am
index e15e43fdd4..d54e281163 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -205,6 +205,7 @@ SH_TESTS =					\
   tests/guix-gc.sh				\
   tests/guix-hash.sh				\
   tests/guix-package.sh				\
+  tests/guix-package-net.sh			\
   tests/guix-system.sh				\
   tests/guix-archive.sh				\
   tests/guix-authenticate.sh			\
diff --git a/tests/guix-package-net.sh b/tests/guix-package-net.sh
new file mode 100644
index 0000000000..cedfa3217b
--- /dev/null
+++ b/tests/guix-package-net.sh
@@ -0,0 +1,170 @@
+# GNU Guix --- Functional package management for GNU
+# Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
+# Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
+#
+# This file is part of GNU Guix.
+#
+# GNU Guix is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or (at
+# your option) any later version.
+#
+# GNU Guix is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+#
+# Test the `guix package' command-line utility.  This test requires network
+# access and is skipped when that is lacking.
+#
+
+guix package --version
+
+readlink_base ()
+{
+    basename `readlink "$1"`
+}
+
+# Return true if a typical shebang in the store would exceed Linux's default
+# static limit.
+shebang_too_long ()
+{
+    test `echo $NIX_STORE_DIR/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-bootstrap-binaries-0/bin/bash | wc -c` \
+	 -ge 128
+}
+
+profile="t-profile-$$"
+rm -f "$profile"
+
+trap 'rm -f "$profile" "$profile-"[0-9]* ; rm -rf t-home-'"$$" EXIT
+
+
+guix package --bootstrap -p "$profile" -i guile-bootstrap
+test -L "$profile" && test -L "$profile-1-link"
+! test -f "$profile-2-link"
+test -f "$profile/bin/guile"
+
+boot_make="(@@ (gnu packages commencement) gnu-make-boot0)"
+boot_make_drv="`guix build -e "$boot_make" | grep -v -e -debug`"
+guix package --bootstrap -p "$profile" -i "$boot_make_drv"
+test -L "$profile-2-link"
+test -f "$profile/bin/make" && test -f "$profile/bin/guile"
+
+# Check whether `--list-installed' works.
+# XXX: Change the tests when `--install' properly extracts the package
+# name and version string.
+installed="`guix package -p "$profile" --list-installed | cut -f1 | xargs echo | sort`"
+case "x$installed" in
+    "guile-bootstrap make-boot0")
+        true;;
+    "make-boot0 guile-bootstrap")
+        true;;
+    "*")
+        false;;
+esac
+
+test "`guix package -p "$profile" -I 'g.*e' | cut -f1`" = "guile-bootstrap"
+
+# List generations.
+test "`guix package -p "$profile" -l | cut -f1 | grep guile | head -n1`" \
+     = "  guile-bootstrap"
+
+# Exit with 1 when a generation does not exist.
+if guix package -p "$profile" --list-generations=42;
+then false; else true; fi
+if guix package -p "$profile" --switch-generation=99;
+then false; else true; fi
+
+# Remove a package.
+guix package --bootstrap -p "$profile" -r "guile-bootstrap"
+test -L "$profile-3-link"
+test -f "$profile/bin/make" && ! test -f "$profile/bin/guile"
+
+# Roll back.
+guix package --roll-back -p "$profile"
+test "`readlink_base "$profile"`" = "$profile-2-link"
+test -x "$profile/bin/guile" && test -x "$profile/bin/make"
+guix package --roll-back -p "$profile"
+test "`readlink_base "$profile"`" = "$profile-1-link"
+test -x "$profile/bin/guile" && ! test -x "$profile/bin/make"
+
+# Switch to the rolled generation and switch back.
+guix package -p "$profile" --switch-generation=2
+test "`readlink_base "$profile"`" = "$profile-2-link"
+guix package -p "$profile" --switch-generation=-1
+test "`readlink_base "$profile"`" = "$profile-1-link"
+
+# Move to the empty profile.
+for i in `seq 1 3`
+do
+    guix package --bootstrap --roll-back -p "$profile"
+    ! test -f "$profile/bin"
+    ! test -f "$profile/lib"
+    test "`readlink_base "$profile"`" = "$profile-0-link"
+done
+
+# Test that '--list-generations' does not output the zeroth generation.
+test -z "`guix package -p "$profile" -l 0`"
+
+# Reinstall after roll-back to the empty profile.
+guix package --bootstrap -p "$profile" -e "$boot_make"
+test "`readlink_base "$profile"`" = "$profile-1-link"
+test -x "$profile/bin/guile" && ! test -x "$profile/bin/make"
+
+# Check that the first generation is the current one.
+test "`guix package -p "$profile" -l 1 | cut -f3 | head -n1`" = "(current)"
+
+# Roll-back to generation 0, and install---all at once.
+guix package --bootstrap -p "$profile" --roll-back -i guile-bootstrap
+test "`readlink_base "$profile"`" = "$profile-1-link"
+test -x "$profile/bin/guile" && ! test -x "$profile/bin/make"
+
+# Install Make.
+guix package --bootstrap -p "$profile" -e "$boot_make"
+test "`readlink_base "$profile"`" = "$profile-2-link"
+test -x "$profile/bin/guile" && test -x "$profile/bin/make"
+grep "`guix build -e "$boot_make"`" "$profile/manifest"
+
+# Make a "hole" in the list of generations, and make sure we can
+# roll back and switch "over" it.
+rm "$profile-1-link"
+guix package --bootstrap -p "$profile" --roll-back
+test "`readlink_base "$profile"`" = "$profile-0-link"
+guix package -p "$profile" --switch-generation=+1
+test "`readlink_base "$profile"`" = "$profile-2-link"
+
+# Make sure LIBRARY_PATH gets listed by `--search-paths'.
+guix package --bootstrap -p "$profile" -i guile-bootstrap -i gcc-bootstrap
+guix package --search-paths -p "$profile" | grep LIBRARY_PATH
+
+# Roll back so we can delete #3 below.
+guix package -p "$profile" --switch-generation=2
+
+# Delete the third generation and check that it was actually deleted.
+guix package -p "$profile" --delete-generations=3
+test -z "`guix package -p "$profile" -l 3`"
+
+
+#
+# Try with the default profile.
+#
+
+XDG_CACHE_HOME="${XDG_CACHE_HOME:-$HOME/.cache}"
+export XDG_CACHE_HOME
+HOME="$PWD/t-home-$$"
+export HOME
+
+mkdir -p "$HOME"
+
+# Get the canonical directory name so that 'guix package' recognizes it.
+HOME="`cd $HOME; pwd -P`"
+
+guix package --bootstrap -e "$boot_make"
+test -f "$HOME/.guix-profile/bin/make"
+
+guix package --bootstrap --roll-back
+! test -f "$HOME/.guix-profile/bin/make"
diff --git a/tests/guix-package.sh b/tests/guix-package.sh
index a4c04255ba..6cfd50b5e5 100644
--- a/tests/guix-package.sh
+++ b/tests/guix-package.sh
@@ -28,14 +28,6 @@ readlink_base ()
     basename `readlink "$1"`
 }
 
-# Return true if a typical shebang in the store would not exceed Linux's
-# default static limit.
-shebang_not_too_long ()
-{
-    test `echo $NIX_STORE_DIR/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-bootstrap-binaries-0/bin/bash | wc -c` \
-	 -lt 128
-}
-
 module_dir="t-guix-package-$$"
 profile="t-profile-$$"
 rm -f "$profile"
@@ -63,118 +55,12 @@ test -f "$profile/bin/guile"
 guix package --search-paths -p "$profile"
 test "`guix package --search-paths -p "$profile" | wc -l`" = 0
 
-# Check whether we have network access and an acceptable shebang length.
-if guile -c '(getaddrinfo "www.gnu.org" "80" AI_NUMERICSERV)' 2> /dev/null \
-	 && shebang_not_too_long
-then
-    boot_make="(@@ (gnu packages commencement) gnu-make-boot0)"
-    boot_make_drv="`guix build -e "$boot_make" | grep -v -e -debug`"
-    guix package --bootstrap -p "$profile" -i "$boot_make_drv"
-    test -L "$profile-2-link"
-    test -f "$profile/bin/make" && test -f "$profile/bin/guile"
+# Exit with 1 when a generation does not exist.
+if guix package -p "$profile" --delete-generations=42;
+then false; else true; fi
 
-
-    # Check whether `--list-installed' works.
-    # XXX: Change the tests when `--install' properly extracts the package
-    # name and version string.
-    installed="`guix package -p "$profile" --list-installed | cut -f1 | xargs echo | sort`"
-    case "x$installed" in
-        "guile-bootstrap make-boot0")
-            true;;
-        "make-boot0 guile-bootstrap")
-            true;;
-        "*")
-            false;;
-    esac
-
-    test "`guix package -p "$profile" -I 'g.*e' | cut -f1`" = "guile-bootstrap"
-
-    # List generations.
-    test "`guix package -p "$profile" -l | cut -f1 | grep guile | head -n1`" \
-        = "  guile-bootstrap"
-
-    # Exit with 1 when a generation does not exist.
-    if guix package -p "$profile" --list-generations=42;
-    then false; else true; fi
-    if guix package -p "$profile" --switch-generation=99;
-    then false; else true; fi
-
-    # Remove a package.
-    guix package --bootstrap -p "$profile" -r "guile-bootstrap"
-    test -L "$profile-3-link"
-    test -f "$profile/bin/make" && ! test -f "$profile/bin/guile"
-
-    # Roll back.
-    guix package --roll-back -p "$profile"
-    test "`readlink_base "$profile"`" = "$profile-2-link"
-    test -x "$profile/bin/guile" && test -x "$profile/bin/make"
-    guix package --roll-back -p "$profile"
-    test "`readlink_base "$profile"`" = "$profile-1-link"
-    test -x "$profile/bin/guile" && ! test -x "$profile/bin/make"
-
-    # Switch to the rolled generation and switch back.
-    guix package -p "$profile" --switch-generation=2
-    test "`readlink_base "$profile"`" = "$profile-2-link"
-    guix package -p "$profile" --switch-generation=-1
-    test "`readlink_base "$profile"`" = "$profile-1-link"
-
-    # Move to the empty profile.
-    for i in `seq 1 3`
-    do
-        guix package --bootstrap --roll-back -p "$profile"
-        ! test -f "$profile/bin"
-        ! test -f "$profile/lib"
-        test "`readlink_base "$profile"`" = "$profile-0-link"
-    done
-
-    # Test that '--list-generations' does not output the zeroth generation.
-    test -z "`guix package -p "$profile" -l 0`"
-
-    # Reinstall after roll-back to the empty profile.
-    guix package --bootstrap -p "$profile" -e "$boot_make"
-    test "`readlink_base "$profile"`" = "$profile-1-link"
-    test -x "$profile/bin/guile" && ! test -x "$profile/bin/make"
-
-    # Check that the first generation is the current one.
-    test "`guix package -p "$profile" -l 1 | cut -f3 | head -n1`" = "(current)"
-
-    # Roll-back to generation 0, and install---all at once.
-    guix package --bootstrap -p "$profile" --roll-back -i guile-bootstrap
-    test "`readlink_base "$profile"`" = "$profile-1-link"
-    test -x "$profile/bin/guile" && ! test -x "$profile/bin/make"
-
-    # Install Make.
-    guix package --bootstrap -p "$profile" -e "$boot_make"
-    test "`readlink_base "$profile"`" = "$profile-2-link"
-    test -x "$profile/bin/guile" && test -x "$profile/bin/make"
-    grep "`guix build -e "$boot_make"`" "$profile/manifest"
-
-    # Make a "hole" in the list of generations, and make sure we can
-    # roll back and switch "over" it.
-    rm "$profile-1-link"
-    guix package --bootstrap -p "$profile" --roll-back
-    test "`readlink_base "$profile"`" = "$profile-0-link"
-    guix package -p "$profile" --switch-generation=+1
-    test "`readlink_base "$profile"`" = "$profile-2-link"
-
-    # Make sure LIBRARY_PATH gets listed by `--search-paths'.
-    guix package --bootstrap -p "$profile" -i guile-bootstrap -i gcc-bootstrap
-    guix package --search-paths -p "$profile" | grep LIBRARY_PATH
-
-    # Roll back so we can delete #3 below.
-    guix package -p "$profile" --switch-generation=2
-
-    # Delete the third generation and check that it was actually deleted.
-    guix package -p "$profile" --delete-generations=3
-    test -z "`guix package -p "$profile" -l 3`"
-
-    # Exit with 1 when a generation does not exist.
-    if guix package -p "$profile" --delete-generations=42;
-    then false; else true; fi
-
-    # Exit with 0 when trying to delete the zeroth generation.
-    guix package -p "$profile" --delete-generations=0
-fi
+# Exit with 0 when trying to delete the zeroth generation.
+guix package -p "$profile" --delete-generations=0
 
 # Make sure multiple arguments to -i works.
 guix package --bootstrap -i guile gcc -p "$profile" -n
@@ -253,18 +139,6 @@ guix package --bootstrap -i guile-bootstrap
 test -L "$HOME/.guix-profile"
 test -f "$HOME/.guix-profile/bin/guile"
 
-if guile -c '(getaddrinfo "www.gnu.org" "80" AI_NUMERICSERV)' 2> /dev/null
-then
-    guix package --bootstrap -e "$boot_make"
-    test -f "$HOME/.guix-profile/bin/make"
-    first_environment="`cd $HOME/.guix-profile ; pwd`"
-
-    guix package --bootstrap --roll-back
-    test -f "$HOME/.guix-profile/bin/guile"
-    ! test -f "$HOME/.guix-profile/bin/make"
-    test "`cd $HOME/.guix-profile ; pwd`" = "$first_environment"
-fi
-
 # Move to the empty profile.
 default_profile="`readlink "$HOME/.guix-profile"`"
 for i in `seq 1 3`