Merge pull request #400 from masatake/add-uninstall-script

Add a script for uninstalling

test/install.bats

@@ -4,14 +4,16 @@ load test_helper
 
 INSTALL_DIR=
 PATH_TO_INSTALL_SHELL=
+PATH_TO_UNINSTALL_SHELL=
 
 setup() {
   make_bats_test_suite_tmpdir
   INSTALL_DIR="$BATS_TEST_SUITE_TMPDIR/bats-core"
   PATH_TO_INSTALL_SHELL="${BATS_TEST_DIRNAME%/*}/install.sh"
+  PATH_TO_UNINSTALL_SHELL="${BATS_TEST_DIRNAME%/*}/uninstall.sh"
 }
 
-@test "install.sh creates a valid installation" {
+@test "install.sh creates a valid installation, and uninstall.sh undos it" {
   run "$PATH_TO_INSTALL_SHELL" "$INSTALL_DIR"
   [ "$status" -eq 0 ]
   [ "$output" == "Installed Bats to $INSTALL_DIR/bin/bats" ]
@@ -28,6 +30,26 @@ setup() {
   run "$INSTALL_DIR/bin/bats" -v
   [ "$status" -eq 0 ]
   [ "${output%% *}" == 'Bats' ]
+
+  run "$PATH_TO_UNINSTALL_SHELL" "$INSTALL_DIR"
+  [ "$status" -eq 0 ]
+  [ ! -x "$INSTALL_DIR/bin/bats" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core/bats" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core/bats-exec-suite" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core/bats-exec-test" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core/bats-format-junit" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core/bats-format-pretty" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core/bats-preprocess" ]
+  [ ! -x "$INSTALL_DIR/libexec/bats-core" ]
+  [ ! -x "$INSTALL_DIR/share/man/man1/bats.1" ]
+  [ ! -x "$INSTALL_DIR/share/man/man7/bats.7" ]
+}
+
+@test "uninstall.sh works even if nothing is installed" {
+  mkdir "$INSTALL_DIR"/tmp
+  run "$PATH_TO_UNINSTALL_SHELL" "$INSTALL_DIR"
+  [ "$status" -eq 0 ]
+  rmdir "$INSTALL_DIR"/tmp
 }
 
 @test "install.sh only updates permissions for Bats files" {

uninstall.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+set -e
+
+BATS_ROOT="${0%/*}"
+PREFIX="$1"
+
+if [[ -z "$PREFIX" ]]; then
+  printf '%s\n' \
+    "usage: $0 <prefix>" \
+    "  e.g. $0 /usr/local" >&2
+  exit 1
+fi
+
+d="$PREFIX/bin"
+for elt in "$BATS_ROOT/bin"/*; do
+  elt=${elt##*/}
+  rm -f "$d/$elt"
+done
+
+d="$PREFIX/libexec/bats-core"
+for elt in "$BATS_ROOT/libexec/bats-core"/*; do
+  elt=${elt##*/}
+  rm -f "$d/$elt"
+done
+[[ -d "$d" ]] && rmdir "$d"
+
+d="$PREFIX/lib/bats-core"
+for elt in "$BATS_ROOT/lib/bats-core"/*; do
+  elt=${elt##*/}
+  rm -f "$d/$elt"
+done
+[[ -d "$d" ]] && rmdir "$d"
+
+rm -f "$PREFIX"/share/man/man1/bats.1
+rm -f "$PREFIX"/share/man/man7/bats.7
+
+echo "Uninstalled Bats from $PREFIX/bin/bats"