[PATCH] Need to set PAGER in tests
[git/git.git] / t / test-lib.sh
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1#!/bin/sh
2#
3# Copyright (c) 2005 Junio C Hamano
4#
5
6# For repeatability, reset the environment to known value.
7LANG=C
d9bdd39e 8PAGER=cat
e1970ce4 9TZ=UTC
d9bdd39e 10export LANG PAGER TZ
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11unset AUTHOR_DATE
12unset AUTHOR_EMAIL
13unset AUTHOR_NAME
14unset COMMIT_AUTHOR_EMAIL
15unset COMMIT_AUTHOR_NAME
16unset GIT_ALTERNATE_OBJECT_DIRECTORIES
17unset GIT_AUTHOR_DATE
18unset GIT_AUTHOR_EMAIL
19unset GIT_AUTHOR_NAME
20unset GIT_COMMITTER_EMAIL
21unset GIT_COMMITTER_NAME
22unset GIT_DIFF_OPTS
23unset GIT_DIR
24unset GIT_EXTERNAL_DIFF
25unset GIT_INDEX_FILE
26unset GIT_OBJECT_DIRECTORY
27unset SHA1_FILE_DIRECTORIES
28unset SHA1_FILE_DIRECTORY
29
30# Each test should start with something like this, after copyright notices:
31#
32# test_description='Description of this test...
33# This test checks if command xyzzy does the right thing...
34# '
35# . ./test-lib.sh
36
37error () {
38 echo "* error: $*"
39 exit 1
40}
41
42say () {
43 echo "* $*"
44}
45
46test "${test_description}" != "" ||
47error "Test script did not set test_description."
48
49while test "$#" -ne 0
50do
51 case "$1" in
52 -d|--d|--de|--deb|--debu|--debug)
53 debug=t; shift ;;
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54 -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
55 immediate=t; shift ;;
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56 -h|--h|--he|--hel|--help)
57 echo "$test_description"
58 exit 0 ;;
59 -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
60 verbose=t; shift ;;
61 *)
62 break ;;
63 esac
64done
65
66if test "$verbose" = "t"
67then
68 exec 4>&2 3>&1
69else
70 exec 4>/dev/null 3>/dev/null
71fi
72
73test_failure=0
74test_count=0
75
e1970ce4 76
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77# You are not expected to call test_ok_ and test_failure_ directly, use
78# the text_expect_* functions instead.
79
80test_ok_ () {
e1970ce4 81 test_count=$(expr "$test_count" + 1)
94e8afa2 82 say " ok $test_count: $@"
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83}
84
886856ab 85test_failure_ () {
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86 test_count=$(expr "$test_count" + 1)
87 test_failure=$(expr "$test_failure" + 1);
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88 say "FAIL $test_count: $1"
89 shift
90 echo "$@" | sed -e 's/^/ /'
8e832ebc 91 test "$immediate" = "" || exit 1
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92}
93
94
95test_debug () {
8e832ebc 96 test "$debug" = "" || eval "$1"
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97}
98
99test_expect_failure () {
8e832ebc 100 test "$#" = 2 ||
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101 error "bug in the test script: not 2 parameters to test-expect-failure"
102 say >&3 "expecting failure: $2"
103 if eval >&3 2>&4 "$2"
104 then
886856ab 105 test_failure_ "$@"
e1970ce4 106 else
886856ab 107 test_ok_ "$1"
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108 fi
109}
110
111test_expect_success () {
8e832ebc 112 test "$#" = 2 ||
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113 error "bug in the test script: not 2 parameters to test-expect-success"
114 say >&3 "expecting success: $2"
115 if eval >&3 2>&4 "$2"
116 then
886856ab 117 test_ok_ "$1"
e1970ce4 118 else
886856ab 119 test_failure_ "$@"
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120 fi
121}
122
123test_done () {
124 case "$test_failure" in
125 0)
126 # We could:
127 # cd .. && rm -fr trash
128 # but that means we forbid any tests that use their own
129 # subdirectory from calling test_done without coming back
130 # to where they started from.
131 # The Makefile provided will clean this test area so
132 # we will leave things as they are.
133
134 say "passed all $test_count test(s)"
135 exit 0 ;;
136
137 *)
138 say "failed $test_failure among $test_count test(s)"
139 exit 1 ;;
140
141 esac
142}
143
144# Test the binaries we have just built. The tests are kept in
145# t/ subdirectory and are run in trash subdirectory.
146PATH=$(pwd)/..:$PATH
147
148# Test repository
149test=trash
150rm -fr "$test"
151mkdir "$test"
152cd "$test"
153git-init-db 2>/dev/null || error "cannot run git-init-db"