From 20a4f70ecaad79bb932af09b7317a058872cd867 Mon Sep 17 00:00:00 2001
From: Roger Knecht <rknecht@pm.me>
Date: Mon, 18 Apr 2022 12:54:20 +0000
Subject: tree: new applet

Adds the tree program to list directories and files in a tree structure.

function                                             old     new   delta
tree_print                                             -     343    +343
scandir64                                              -     330    +330
scandir                                                -     330    +330
tree_main                                              -      86     +86
.rodata                                           105150  105228     +78
packed_usage                                       34511   34557     +46
alphasort64                                            -      31     +31
alphasort                                              -      31     +31
strcoll                                                -       5      +5
applet_names                                        2801    2806      +5
applet_main                                         1616    1620      +4
applet_suid                                          101     102      +1
applet_install_loc                                   202     203      +1
------------------------------------------------------------------------------
(add/remove: 11/0 grow/shrink: 6/0 up/down: 1291/0)          Total: 1291 bytes

Signed-off-by: Roger Knecht <rknecht@pm.me>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 testsuite/tree.tests | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100755 testsuite/tree.tests

(limited to 'testsuite')

diff --git a/testsuite/tree.tests b/testsuite/tree.tests
new file mode 100755
index 000000000..4f4a9e30b
--- /dev/null
+++ b/testsuite/tree.tests
@@ -0,0 +1,100 @@
+#!/bin/sh
+
+# Copyright 2022 by Roger Knecht <rknecht@pm.me>
+# Licensed under GPLv2, see file LICENSE in this source tree.
+
+. ./testing.sh -v
+
+# testing "description" "command" "result" "infile" "stdin"
+
+testing "tree error opening dir" \
+	"tree tree.tempdir" \
+	"\
+tree.tempdir [error opening dir]\n\
+\n\
+0 directories, 0 files\n" \
+	"" ""
+
+mkdir -p tree2.tempdir
+touch tree2.tempdir/testfile
+
+testing "tree single file" \
+	"cd tree2.tempdir && tree" \
+	"\
+.\n\
+└── testfile\n\
+\n\
+0 directories, 1 files\n" \
+	"" ""
+
+mkdir -p tree3.tempdir/test1 \
+	 tree3.tempdir/test2/a \
+	 tree3.tempdir/test2/b \
+	 tree3.tempdir/test3/c \
+	 tree3.tempdir/test3/d
+
+touch tree3.tempdir/test2/a/testfile1 \
+	tree3.tempdir/test2/a/testfile2 \
+	tree3.tempdir/test2/a/testfile3 \
+	tree3.tempdir/test2/b/testfile4 \
+	tree3.tempdir/test3/c/testfile5 \
+	tree3.tempdir/test3/d/testfile6 \
+	tree3.tempdir/test3/d/.testfile7
+
+(cd tree3.tempdir/test2/a && ln -s ../b/testfile4 .)
+(cd tree3.tempdir/test2/b && ln -s ../../test3 .)
+
+testing "tree nested directories and files" \
+	"cd tree3.tempdir && tree" \
+	"\
+.\n\
+├── test1\n\
+├── test2\n\
+│   ├── a\n\
+│   │   ├── testfile1\n\
+│   │   ├── testfile2\n\
+│   │   ├── testfile3\n\
+│   │   └── testfile4 -> ../b/testfile4\n\
+│   └── b\n\
+│       ├── test3 -> ../../test3\n\
+│       └── testfile4\n\
+└── test3\n\
+    ├── c\n\
+    │   └── testfile5\n\
+    └── d\n\
+        └── testfile6\n\
+\n\
+7 directories, 8 files\n" \
+	"" ""
+#note: tree v2.0.1 says "8 directories, 7 files":
+#it counts "test3 -> ../../test3" as a directory, even though it does not follow this symlink
+
+testing "tree multiple directories" \
+	"tree tree2.tempdir tree3.tempdir" \
+	"\
+tree2.tempdir\n\
+└── testfile\n\
+tree3.tempdir\n\
+├── test1\n\
+├── test2\n\
+│   ├── a\n\
+│   │   ├── testfile1\n\
+│   │   ├── testfile2\n\
+│   │   ├── testfile3\n\
+│   │   └── testfile4 -> ../b/testfile4\n\
+│   └── b\n\
+│       ├── test3 -> ../../test3\n\
+│       └── testfile4\n\
+└── test3\n\
+    ├── c\n\
+    │   └── testfile5\n\
+    └── d\n\
+        └── testfile6\n\
+\n\
+7 directories, 9 files\n" \
+	"" ""
+#note: tree v2.0.1 says "8 directories, 7 files" (not "8 files", probably a/testfile4 -> ../b/testfile4 and b/testfile4 are counted as one file, not 2?)
+
+rm -rf tree.tempdir tree2.tempdir tree3.tempdir
+
+exit $FAILCOUNT
-- 
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