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    Contents of /trunk/mkinitrd-magellan/busybox/testsuite/diff.tests

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    Revision 984 - (show annotations) (download)
    Sun May 30 11:32:42 2010 UTC (13 years, 11 months ago) by niro
    File size: 3115 byte(s) 
    -updated to busybox-1.16.1 and enabled blkid/uuid support in default config
    1 #!/bin/sh
    2 # Copyright 2008 by Denys Vlasenko
    3 # Licensed under GPL v2, see file LICENSE for details.
    4
    5 . ./testing.sh
    6
    7 # testing "test name" "options" "expected result" "file input" "stdin"
    8
    9 # diff outputs date/time in the header, which should not be analysed
    10 # NB: sed has tab character in s command!
    11 TRIM_TAB="sed 's/ .*//'"
    12
    13 testing "diff of stdin" \
    14 "diff -u - input | $TRIM_TAB" \
    15 "\
    16 --- -
    17 +++ input
    18 @@ -1 +1,3 @@
    19 +qwe
    20 asd
    21 +zxc
    22 " \
    23 "qwe\nasd\nzxc\n" \
    24 "asd\n"
    25
    26 testing "diff of stdin, no newline in the file" \
    27 "diff -u - input | $TRIM_TAB" \
    28 "\
    29 --- -
    30 +++ input
    31 @@ -1 +1,3 @@
    32 +qwe
    33 asd
    34 +zxc
    35 \\ No newline at end of file
    36 " \
    37 "qwe\nasd\nzxc" \
    38 "asd\n"
    39
    40 # we also test that stdin is in fact NOT read
    41 testing "diff of stdin, twice" \
    42 'diff - -; echo $?; wc -c' \
    43 "0\n5\n" \
    44 "" \
    45 "stdin"
    46
    47 testing "diff of empty file against nonempty one" \
    48 "diff -u - input | $TRIM_TAB" \
    49 "\
    50 --- -
    51 +++ input
    52 @@ -0,0 +1 @@
    53 +a
    54 " \
    55 "a\n" \
    56 ""
    57
    58 testing "diff -b treats EOF as whitespace" \
    59 'diff -ub - input; echo $?' \
    60 "0\n" \
    61 "abc" \
    62 "abc "
    63
    64 testing "diff -b treats all spaces as equal" \
    65 'diff -ub - input; echo $?' \
    66 "0\n" \
    67 "a \t c\n" \
    68 "a\t \tc\n"
    69
    70 testing "diff -B ignores changes whose lines are all blank" \
    71 'diff -uB - input; echo $?' \
    72 "0\n" \
    73 "a\n" \
    74 "\na\n\n"
    75
    76 testing "diff -B does not ignore changes whose lines are not all blank" \
    77 "diff -uB - input | $TRIM_TAB" \
    78 "\
    79 --- -
    80 +++ input
    81 @@ -1,3 +1 @@
    82 -
    83 -b
    84 -
    85 +a
    86 " \
    87 "a\n" \
    88 "\nb\n\n"
    89
    90 testing "diff always takes context from old file" \
    91 "diff -ub - input | $TRIM_TAB" \
    92 "\
    93 --- -
    94 +++ input
    95 @@ -1 +1,3 @@
    96 +abc
    97 a c
    98 +def
    99 " \
    100 "abc\na c\ndef\n" \
    101 "a c\n"
    102
    103 # testing "test name" "options" "expected result" "file input" "stdin"
    104
    105 rm -rf diff1 diff2
    106 mkdir diff1 diff2 diff2/subdir
    107 echo qwe >diff1/-
    108 echo asd >diff2/subdir/-
    109 testing "diff diff1 diff2/subdir" \
    110 "diff -ur diff1 diff2/subdir | $TRIM_TAB" \
    111 "\
    112 --- diff1/-
    113 +++ diff2/subdir/-
    114 @@ -1 +1 @@
    115 -qwe
    116 +asd
    117 " \
    118 "" ""
    119
    120 # using directory structure from prev test...
    121 testing "diff dir dir2/file/-" \
    122 "diff -ur diff1 diff2/subdir/- | $TRIM_TAB" \
    123 "\
    124 --- diff1/-
    125 +++ diff2/subdir/-
    126 @@ -1 +1 @@
    127 -qwe
    128 +asd
    129 " \
    130 "" ""
    131
    132 # using directory structure from prev test...
    133 mkdir diff1/test
    134 mkfifo diff2/subdir/test
    135 testing "diff of dir and fifo" \
    136 "diff -ur diff1 diff2/subdir | $TRIM_TAB" \
    137 "\
    138 --- diff1/-
    139 +++ diff2/subdir/-
    140 @@ -1 +1 @@
    141 -qwe
    142 +asd
    143 Only in diff2/subdir: test
    144 " \
    145 "" ""
    146
    147 # using directory structure from prev test...
    148 rmdir diff1/test
    149 echo >diff1/test
    150 testing "diff of file and fifo" \
    151 "diff -ur diff1 diff2/subdir | $TRIM_TAB" \
    152 "\
    153 --- diff1/-
    154 +++ diff2/subdir/-
    155 @@ -1 +1 @@
    156 -qwe
    157 +asd
    158 File diff2/subdir/test is not a regular file or directory and was skipped
    159 " \
    160 "" ""
    161
    162 # using directory structure from prev test...
    163 mkfifo diff1/test2
    164 testing "diff -rN does not read non-regular files" \
    165 "diff -urN diff1 diff2/subdir | $TRIM_TAB" \
    166 "\
    167 --- diff1/-
    168 +++ diff2/subdir/-
    169 @@ -1 +1 @@
    170 -qwe
    171 +asd
    172 File diff2/subdir/test is not a regular file or directory and was skipped
    173 File diff1/test2 is not a regular file or directory and was skipped
    174 " \
    175 "" ""
    176
    177 # clean up
    178 rm -rf diff1 diff2
    179
    180 exit $FAILCOUNT