From 0b9bf589a2762267fedf7321ba03968ebc3abfcd Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Wed, 24 Apr 2019 23:37:56 -0400
Subject: tests: Add some tests that require sudo

---
 Makefile                       |  3 ++
 tests.sh                       | 90 ++++++++++++++++++++++++++++++++++++------
 tests/test_mount.out           |  4 ++
 tests/test_type_bind_mount.out |  1 +
 tests/test_xdev.out            |  4 ++
 5 files changed, 89 insertions(+), 13 deletions(-)
 create mode 100644 tests/test_mount.out
 create mode 100644 tests/test_type_bind_mount.out
 create mode 100644 tests/test_xdev.out

diff --git a/Makefile b/Makefile
index a9859a4..809f3b3 100644
--- a/Makefile
+++ b/Makefile
@@ -106,6 +106,9 @@ ifneq ($(OS),Darwin)
 endif
 	+$(MAKE) -Bs release check
 	+$(MAKE) -Bs check
+ifeq ($(OS),Linux)
+	./tests.sh --sudo
+endif
 
 clean:
 	$(RM) bfs *.[od] tests/mksock tests/*.[od]
diff --git a/tests.sh b/tests.sh
index da011d9..f72814c 100755
--- a/tests.sh
+++ b/tests.sh
@@ -44,16 +44,19 @@ fi
 function usage() {
     local pad=$(printf "%*s" ${#0} "")
     cat <<EOF
-Usage: ${GRN}$0${RST} [${BLU}--bfs${RST}=${MAG}path/to/bfs${RST}] [${BLU}--posix${RST}|${BLU}--bsd${RST}|${BLU}--gnu${RST}|${BLU}--all${RST}]
+Usage: ${GRN}$0${RST} [${BLU}--bfs${RST}=${MAG}path/to/bfs${RST}] [${BLU}--posix${RST}] [${BLU}--bsd${RST}] [${BLU}--gnu${RST}] [${BLU}--all${RST}] [${BLU}--sudo${RST}]
        $pad [${BLU}--noclean${RST}] [${BLU}--update${RST}] [${BLU}--verbose${RST}] [${BLU}--help${RST}]
        $pad [${BLD}test_*${RST} [${BLD}test_*${RST} ...]]
 
   ${BLU}--bfs${RST}=${MAG}path/to/bfs${RST}
       Set the path to the bfs executable to test (default: ${MAG}./bfs${RST})
 
-  ${BLU}--posix${RST}|${BLU}--bsd${RST}|${BLU}--gnu${RST}|${BLU}--all${RST}
+  ${BLU}--posix${RST}, ${BLU}--bsd${RST}, ${BLU}--gnu${RST}, ${BLU}--all${RST}
       Choose which test cases to run (default: ${BLU}--all${RST})
 
+  ${BLU}--sudo${RST}
+      Run tests that require root (not included in ${BLU}--all${RST})
+
   ${BLU}--noclean${RST}
       Keep the test directories around after the run
 
@@ -81,9 +84,12 @@ function _realpath() {
 BFS="$(_realpath ./bfs)"
 TESTS="$(_realpath ./tests)"
 
-BSD=yes
-GNU=yes
-ALL=yes
+DEFAULT=yes
+POSIX=
+BSD=
+GNU=
+ALL=
+SUDO=
 CLEAN=yes
 UPDATE=
 VERBOSE=
@@ -101,25 +107,30 @@ for arg; do
             BFS="${arg#*=}"
             ;;
         --posix)
-            BSD=
-            GNU=
-            ALL=
+            DEFAULT=
+            POSIX=yes
             ;;
         --bsd)
+            DEFAULT=
+            POSIX=yes
             BSD=yes
-            GNU=
-            ALL=
             ;;
         --gnu)
-            BSD=
+            DEFAULT=
+            POSIX=yes
             GNU=yes
-            ALL=
             ;;
         --all)
+            DEFAULT=
+            POSIX=yes
             BSD=yes
             GNU=yes
             ALL=yes
             ;;
+        --sudo)
+            DEFAULT=
+            SUDO=yes
+            ;;
         --noclean)
             CLEAN=
             ;;
@@ -626,11 +637,26 @@ bfs_tests=(
     test_deep_strict
 )
 
+sudo_tests=(
+    test_mount
+    test_xdev
+
+    test_type_bind_mount
+)
+
+if [ "$DEFAULT" ]; then
+    POSIX=yes
+    BSD=yes
+    GNU=yes
+    ALL=yes
+fi
+
 if [ ! "$EXPLICIT" ]; then
-    enable_tests "${posix_tests[@]}"
+    [ "$POSIX" ] && enable_tests "${posix_tests[@]}"
     [ "$BSD" ] && enable_tests "${bsd_tests[@]}"
     [ "$GNU" ] && enable_tests "${gnu_tests[@]}"
     [ "$ALL" ] && enable_tests "${bfs_tests[@]}"
+    [ "$SUDO" ] && enable_tests "${sudo_tests[@]}"
 fi
 
 # The temporary directory that will hold our test data
@@ -2171,6 +2197,44 @@ function test_L_unique_depth() {
     bfs_diff -L loops/deeply/nested -unique -depth
 }
 
+function test_mount() {
+    rm -rf scratch/*
+    mkdir scratch/foo scratch/mnt
+    sudo mount -t tmpfs tmpfs scratch/mnt
+    touch scratch/foo/bar scratch/mnt/baz
+
+    bfs_diff scratch -mount
+    local ret=$?
+
+    sudo umount scratch/mnt
+    return $ret
+}
+
+function test_xdev() {
+    rm -rf scratch/*
+    mkdir scratch/foo scratch/mnt
+    sudo mount -t tmpfs tmpfs scratch/mnt
+    touch scratch/foo/bar scratch/mnt/baz
+
+    bfs_diff scratch -xdev
+    local ret=$?
+
+    sudo umount scratch/mnt
+    return $ret
+}
+
+function test_type_bind_mount() {
+    rm -rf scratch/*
+    touch scratch/file scratch/null
+    sudo mount --bind /dev/null scratch/null
+
+    bfs_diff scratch -type c
+    local ret=$?
+
+    sudo umount scratch/null
+    return $ret
+}
+
 
 BOL=
 EOL='\n'
diff --git a/tests/test_mount.out b/tests/test_mount.out
new file mode 100644
index 0000000..005bdcf
--- /dev/null
+++ b/tests/test_mount.out
@@ -0,0 +1,4 @@
+scratch
+scratch/foo
+scratch/mnt
+scratch/foo/bar
diff --git a/tests/test_type_bind_mount.out b/tests/test_type_bind_mount.out
new file mode 100644
index 0000000..6435159
--- /dev/null
+++ b/tests/test_type_bind_mount.out
@@ -0,0 +1 @@
+scratch/null
diff --git a/tests/test_xdev.out b/tests/test_xdev.out
new file mode 100644
index 0000000..005bdcf
--- /dev/null
+++ b/tests/test_xdev.out
@@ -0,0 +1,4 @@
+scratch
+scratch/foo
+scratch/mnt
+scratch/foo/bar
-- 
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