.

4 files changed, 65 insertions, 6 deletions

diff --git a/tests/tail/Makefile.am b/tests/tail/Makefile.am
index 6131455d2..13480eff6 100644
--- a/tests/tail/Makefile.am
+++ b/tests/tail/Makefile.am
@@ -10,7 +10,8 @@ tobs-l4.exp tobs-l5.in tobs-l5.exp tobs-1.in tobs-1.exp tobs-2.in tobs-2.exp \
 tobs-3.in tobs-3.exp tobs-4.in tobs-4.exp tobs-5.in tobs-5.exp tobsx-1.in \
 tobsx-1.exp tobsx-2.in tobsx-2.exp tobs-l.in tobs-l.exp terr-1.in terr-1.exp \
 terr-2.in terr-2.exp terr-3.in terr-3.exp terr-4.in terr-4.exp tstdin-1.in \
-tstdin-1.exp tstdin-2.in tstdin-2.exp
+tstdin-1.exp tstdin-2.in tstdin-2.exp tn-1.in tn-1.exp tn-2.in tn-2.exp \
+tn-3.in tn-3.exp
 run_gen = tobs-c1.out tobs-c1.err tobs-c2.out tobs-c2.err tobs-c3.out \
 tobs-c3.err tobs-c4.out tobs-c4.err tobs-c5.out tobs-c5.err tobs-l1.out \
 tobs-l1.err tobs-l2.out tobs-l2.err tobs-l3.out tobs-l3.err tobs-l4.out \
@@ -18,7 +19,8 @@ tobs-l4.err tobs-l5.out tobs-l5.err tobs-1.out tobs-1.err tobs-2.out \
 tobs-2.err tobs-3.out tobs-3.err tobs-4.out tobs-4.err tobs-5.out tobs-5.err \
 tobsx-1.out tobsx-1.err tobsx-2.out tobsx-2.err tobs-l.out tobs-l.err \
 terr-1.out terr-1.err terr-2.out terr-2.err terr-3.out terr-3.err terr-4.out \
-terr-4.err tstdin-1.out tstdin-1.err tstdin-2.out tstdin-2.err
+terr-4.err tstdin-1.out tstdin-1.err tstdin-2.out tstdin-2.err tn-1.out \
+tn-1.err tn-2.out tn-2.err tn-3.out tn-3.err
 ##test-files-end
 
 EXTRA_DIST = mk-script.pl Test.pm $x-tests $(explicit) $(maint_gen)
diff --git a/tests/tail/Makefile.in b/tests/tail/Makefile.in
index f42a6647f..ae4063a13 100644
--- a/tests/tail/Makefile.in
+++ b/tests/tail/Makefile.in
@@ -51,7 +51,8 @@ tobs-l4.exp tobs-l5.in tobs-l5.exp tobs-1.in tobs-1.exp tobs-2.in tobs-2.exp \
 tobs-3.in tobs-3.exp tobs-4.in tobs-4.exp tobs-5.in tobs-5.exp tobsx-1.in \
 tobsx-1.exp tobsx-2.in tobsx-2.exp tobs-l.in tobs-l.exp terr-1.in terr-1.exp \
 terr-2.in terr-2.exp terr-3.in terr-3.exp terr-4.in terr-4.exp tstdin-1.in \
-tstdin-1.exp tstdin-2.in tstdin-2.exp
+tstdin-1.exp tstdin-2.in tstdin-2.exp tn-1.in tn-1.exp tn-2.in tn-2.exp \
+tn-3.in tn-3.exp
 run_gen = tobs-c1.out tobs-c1.err tobs-c2.out tobs-c2.err tobs-c3.out \
 tobs-c3.err tobs-c4.out tobs-c4.err tobs-c5.out tobs-c5.err tobs-l1.out \
 tobs-l1.err tobs-l2.out tobs-l2.err tobs-l3.out tobs-l3.err tobs-l4.out \
@@ -59,7 +60,8 @@ tobs-l4.err tobs-l5.out tobs-l5.err tobs-1.out tobs-1.err tobs-2.out \
 tobs-2.err tobs-3.out tobs-3.err tobs-4.out tobs-4.err tobs-5.out tobs-5.err \
 tobsx-1.out tobsx-1.err tobsx-2.out tobsx-2.err tobs-l.out tobs-l.err \
 terr-1.out terr-1.err terr-2.out terr-2.err terr-3.out terr-3.err terr-4.out \
-terr-4.err tstdin-1.out tstdin-1.err tstdin-2.out tstdin-2.err
+terr-4.err tstdin-1.out tstdin-1.err tstdin-2.out tstdin-2.err tn-1.out \
+tn-1.err tn-2.out tn-2.err tn-3.out tn-3.err
 
 EXTRA_DIST = mk-script.pl Test.pm $x-tests $(explicit) $(maint_gen)
 noinst_SCRIPTS = $x-tests
diff --git a/tests/tail/Test.pm b/tests/tail/Test.pm
index c0936e1e5..052e79a53 100755
--- a/tests/tail/Test.pm
+++ b/tests/tail/Test.pm
@@ -46,9 +46,13 @@ my @tv = (
 ['err-3', '-c99999999999999999999', '', '', 1],
 ['err-4', '-c', '', '', 1],
 
-# Same as -l 10
+# Same as -n 10
 ['stdin-1', '-', '', '', 0],
 ['stdin-2', '-', "x\n" . ("y\n" x 10) . 'z', ("y\n" x 9) . 'z', 0],
+
+['n-1', '-n 10', "x\n" . ("y\n" x 10) . 'z', ("y\n" x 9) . 'z', 0],
+['n-2', '-n -10', "x\n" . ("y\n" x 10) . 'z', ("y\n" x 9) . 'z', 0],
+['n-3', '-n +10', "x\n" . ("y\n" x 10) . 'z', "y\ny\nz", 0],
 );
 
 sub test_vector
diff --git a/tests/tail/tail-tests b/tests/tail/tail-tests
index 9c554642b..59fd2fdca 100755
--- a/tests/tail/tail-tests
+++ b/tests/tail/tail-tests
@@ -417,8 +417,59 @@ else
   esac
 fi
 test -s tstdin-2.err || rm -f tstdin-2.err
+$xx -n 10 < $srcdir/tn-1.in > tn-1.out 2> tn-1.err
+code=$?
+if test $code != 0 ; then
+  $echo Test n-1 failed: ../../src/tail return code $code differs from expected value 0 1>&2
+  errors=`expr $errors + 1`
+else
+  cmp tn-1.out $srcdir/tn-1.exp
+  case $? in
+    0) if test "$VERBOSE" ; then $echo passed n-1; fi ;; # equal files
+    1) $echo Test n-1 failed: files tn-1.out and $srcdir/tn-1.exp differ 1>&2;
+       errors=`expr $errors + 1` ;;
+    2) $echo Test n-1 may have failed. 1>&2;
+       $echo The command "cmp tn-1.out $srcdir/tn-1.exp" failed. 1>&2 ;
+       errors=`expr $errors + 1` ;;
+  esac
+fi
+test -s tn-1.err || rm -f tn-1.err
+$xx -n -10 < $srcdir/tn-2.in > tn-2.out 2> tn-2.err
+code=$?
+if test $code != 0 ; then
+  $echo Test n-2 failed: ../../src/tail return code $code differs from expected value 0 1>&2
+  errors=`expr $errors + 1`
+else
+  cmp tn-2.out $srcdir/tn-2.exp
+  case $? in
+    0) if test "$VERBOSE" ; then $echo passed n-2; fi ;; # equal files
+    1) $echo Test n-2 failed: files tn-2.out and $srcdir/tn-2.exp differ 1>&2;
+       errors=`expr $errors + 1` ;;
+    2) $echo Test n-2 may have failed. 1>&2;
+       $echo The command "cmp tn-2.out $srcdir/tn-2.exp" failed. 1>&2 ;
+       errors=`expr $errors + 1` ;;
+  esac
+fi
+test -s tn-2.err || rm -f tn-2.err
+$xx -n +10 < $srcdir/tn-3.in > tn-3.out 2> tn-3.err
+code=$?
+if test $code != 0 ; then
+  $echo Test n-3 failed: ../../src/tail return code $code differs from expected value 0 1>&2
+  errors=`expr $errors + 1`
+else
+  cmp tn-3.out $srcdir/tn-3.exp
+  case $? in
+    0) if test "$VERBOSE" ; then $echo passed n-3; fi ;; # equal files
+    1) $echo Test n-3 failed: files tn-3.out and $srcdir/tn-3.exp differ 1>&2;
+       errors=`expr $errors + 1` ;;
+    2) $echo Test n-3 may have failed. 1>&2;
+       $echo The command "cmp tn-3.out $srcdir/tn-3.exp" failed. 1>&2 ;
+       errors=`expr $errors + 1` ;;
+  esac
+fi
+test -s tn-3.err || rm -f tn-3.err
 if test $errors = 0 ; then
-  $echo Passed all 24 tests. 1>&2
+  $echo Passed all 27 tests. 1>&2
 else
   $echo Failed $errors tests. 1>&2
 fi