1#!/bin/bash
2
3[ -f testing.sh ] && . testing.sh
4
5#testing "name" "command" "result" "infile" "stdin"
6
7echo "this is some text" > file1
8echo -n > file2
9
10# Note that the xxd in vim-common on Ubuntu 14 uses %07x for the file offset.
11
12testing "xxd file1" "xxd file1" \
13    "00000000: 7468 6973 2069 7320 736f 6d65 2074 6578  this is some tex\n00000010: 740a                                     t.\n" \
14    "" ""
15testing "xxd file1 -l" "xxd -l 2 file1" \
16    "00000000: 7468                                     th\n" \
17    "" ""
18testing "xxd file2" "xxd file2" "" "" ""
19testing "xxd -" "xxd -" \
20    "00000000: 6865 6c6c 6f                             hello\n" "" "hello"
21testing "xxd" "xxd" \
22    "00000000: 776f 726c 64                             world\n" "" "world"
23testing "xxd -c 8 -g 4 file1" "xxd -c 8 -g 4 file1" \
24    "00000000: 74686973 20697320  this is \n00000008: 736f6d65 20746578  some tex\n00000010: 740a               t.\n" "" ""
25testing "xxd -c 8 -g 3 file1" "xxd -c 8 -g 3 file1" \
26    "00000000: 746869 732069 7320 this is \n00000008: 736f6d 652074 6578 some tex\n00000010: 740a               t.\n" "" ""
27
28testing "xxd -p" "xxd -p file1" "7468697320697320736f6d6520746578740a\n" "" ""
29
30testing "xxd -r" "xxd file1 | xxd -r" "this is some text\n" "" ""
31testing "xxd -r -p" "xxd -p file1 | xxd -r -p" "this is some text\n" "" ""
32
33testing "xxd -r garbage" "echo '0000: 68 65 6c6c 6fxxxx' | xxd -r -" "hello" "" ""
34
35# -r will only read -c bytes (default 16) before skipping to the next line,
36# ignoring the rest.
37testing "xxd -r long" \
38    "echo '0000: 40404040404040404040404040404040404040404040404040404040404040404040404040404040' | xxd -r -" \
39    "@@@@@@@@@@@@@@@@" "" ""
40
41# -r -p ignores the usual -p 30-byte/line limit (or any limit set by -c) and
42# will take as many bytes as you give it.
43testing "xxd -r -p long" \
44    "echo '40404040404040404040404040404040404040404040404040404040404040404040404040404040' | xxd -r -p -" \
45    "@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@" "" ""
46
47rm file1 file2
48