1 | #!/bin/sh
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2 |
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3 | # Copyright 2005 by Rob Landley <rob@landley.net>
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4 | # Licensed under GPLv2, see file LICENSE in this source tree.
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5 |
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6 | # AUDIT:
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7 |
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8 | . ./testing.sh
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9 |
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10 | # testing "test name" "commands" "expected result" "file input" "stdin"
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11 | # file input will be file called "input"
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12 | # test can create a file "actual" instead of writing to stdout
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13 |
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14 | # Test exit status
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15 |
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16 | testing "grep (exit with error)" "grep nonexistent 2> /dev/null ; echo \$?" \
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17 | "1\n" "" ""
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18 | testing "grep (exit success)" "grep grep $0 > /dev/null 2>&1 ; echo \$?" "0\n" \
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19 | "" ""
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20 | # Test various data sources and destinations
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21 |
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22 | testing "grep (default to stdin)" "grep two" "two\n" "" \
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23 | "one\ntwo\nthree\nthree\nthree\n"
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24 | testing "grep - (specify stdin)" "grep two -" "two\n" "" \
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25 | "one\ntwo\nthree\nthree\nthree\n"
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26 | testing "grep input (specify file)" "grep two input" "two\n" \
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27 | "one\ntwo\nthree\nthree\nthree\n" ""
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28 |
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29 | # GNU grep 2.5.3 outputs a new line character after the located string
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30 | # even if there is no new line character in the input
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31 | testing "grep (no newline at EOL)" "grep bug input" "bug\n" "bug" ""
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32 |
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33 | >empty
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34 | testing "grep two files" "grep two input empty 2>/dev/null" \
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35 | "input:two\n" "one\ntwo\nthree\nthree\nthree\n" ""
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36 | rm empty
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37 |
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38 | testing "grep - infile (specify stdin and file)" "grep two - input" \
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39 | "(standard input):two\ninput:two\n" "one\ntwo\nthree\n" \
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40 | "one\ntwo\ntoo\nthree\nthree\n"
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41 |
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42 | # Check if we see the correct return value if both stdin and non-existing file
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43 | # are given.
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44 | testing "grep - nofile (specify stdin and nonexisting file)" \
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45 | "grep two - nonexistent 2> /dev/null ; echo \$?" \
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46 | "(standard input):two\n(standard input):two\n2\n" \
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47 | "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
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48 | testing "grep -q - nofile (specify stdin and nonexisting file, no match)" \
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49 | "grep -q nomatch - nonexistent 2> /dev/null ; echo \$?" \
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50 | "2\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
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51 | # SUSv3: If the -q option is specified, the exit status shall be zero
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52 | # if an input line is selected, even if an error was detected.
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53 | testing "grep -q - nofile (specify stdin and nonexisting file, match)" \
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54 | "grep -q two - nonexistent ; echo \$?" \
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55 | "0\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
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56 |
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57 | # Test various command line options
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58 | # -s no error messages
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59 | testing "grep -s nofile (nonexisting file, no match)" \
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60 | "grep -s nomatch nonexistent ; echo \$?" "2\n" "" ""
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61 | testing "grep -s nofile - (stdin and nonexisting file, match)" \
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62 | "grep -s domatch nonexistent - ; echo \$?" \
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63 | "(standard input):domatch\n2\n" "" "nomatch\ndomatch\nend\n"
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64 |
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65 | optional EXTRA_COMPAT
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66 | testing "grep handles NUL in files" "grep -a foo input" "\0foo\n" "\0foo\n\n" ""
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67 | testing "grep handles NUL on stdin" "grep -a foo" "\0foo\n" "" "\0foo\n\n"
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68 |
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69 | testing "grep matches NUL" "grep . input > /dev/null 2>&1 ; echo \$?" \
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70 | "0\n" "\0\n" ""
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71 | SKIP=
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72 |
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73 | # -e regex
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74 | testing "grep handles multiple regexps" "grep -e one -e two input ; echo \$?" \
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75 | "one\ntwo\n0\n" "one\ntwo\n" ""
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76 | testing "grep -F handles multiple expessions" "grep -F -e one -e two input ; echo \$?" \
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77 | "one\ntwo\n0\n" "one\ntwo\n" ""
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78 | testing "grep -F handles -i" "grep -F -i foo input ; echo \$?" \
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79 | "FOO\n0\n" "FOO\n" ""
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80 |
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81 | # -f file/-
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82 | testing "grep can read regexps from stdin" "grep -f - input ; echo \$?" \
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83 | "two\nthree\n0\n" "tw\ntwo\nthree\n" "tw.\nthr\n"
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84 |
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85 | optional FEATURE_GREP_EGREP_ALIAS
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86 | testing "grep -E supports extended regexps" "grep -E fo+" "foo\n" "" \
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87 | "b\ar\nfoo\nbaz"
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88 | testing "grep is also egrep" "egrep foo" "foo\n" "" "foo\nbar\n"
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89 | testing "egrep is not case insensitive" \
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90 | "egrep foo ; [ \$? -ne 0 ] && echo yes" "yes\n" "" "FOO\n"
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91 | testing "grep -E -o prints all matches" \
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92 | "grep -E -o '([[:xdigit:]]{2}[:-]){5}[[:xdigit:]]{2}'" \
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93 | "00:19:3E:00:AA:5E\n00:1D:60:3D:3A:FB\n00:22:43:49:FB:AA\n" \
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94 | "" "00:19:3E:00:AA:5E 00:1D:60:3D:3A:FB 00:22:43:49:FB:AA\n"
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95 | SKIP=
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96 |
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97 | testing "grep -o does not loop forever" \
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98 | 'grep -o "[^/]*$"' \
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99 | "test\n" \
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100 | "" "/var/test\n"
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101 | testing "grep -o does not loop forever on zero-length match" \
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102 | 'grep -o "" | head -n1' \
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103 | "" \
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104 | "" "test\n"
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105 |
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106 | testing "grep -f EMPTY_FILE" \
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107 | "grep -f input" \
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108 | "" \
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109 | "" \
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110 | "test\n"
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111 |
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112 | testing "grep -v -f EMPTY_FILE" \
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113 | "grep -v -f input" \
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114 | "test\n" \
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115 | "" \
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116 | "test\n"
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117 |
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118 | testing "grep -Fw matches only words" \
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119 | "grep -Fw foo input" \
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120 | "" \
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121 | "foop\n" \
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122 | ""
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123 |
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124 | testing "grep -Fw doesn't stop on 1st mismatch" \
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125 | "grep -Fw foo input" \
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126 | "foop foo\n" \
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127 | "foop foo\n" \
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128 | ""
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129 |
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130 | # testing "test name" "commands" "expected result" "file input" "stdin"
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131 | # file input will be file called "input"
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132 | # test can create a file "actual" instead of writing to stdout
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133 |
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134 | exit $FAILCOUNT
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