diff options
Diffstat (limited to 't/test-lib.sh')
| -rw-r--r-- | t/test-lib.sh | 44 |
1 files changed, 39 insertions, 5 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh index 0a0696abc9..3c65cfe1ab 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -247,6 +247,31 @@ test_chmod () { git update-index --add "--chmod=$@" } +# Use test_set_prereq to tell that a particular prerequisite is available. +# The prerequisite can later be checked for in two ways: +# +# - Explicitly using test_have_prereq. +# +# - Implicitly by specifying the prerequisite tag in the calls to +# test_expect_{success,failure,code}. +# +# The single parameter is the prerequisite tag (a simple word, in all +# capital letters by convention). + +test_set_prereq () { + satisfied="$satisfied$1 " +} +satisfied=" " + +test_have_prereq () { + case $satisfied in + *" $1 "*) + : yes, have it ;; + *) + ! : nope ;; + esac +} + # You are not expected to call test_ok_ and test_failure_ directly, use # the text_expect_* functions instead. @@ -293,6 +318,11 @@ test_skip () { to_skip=t esac done + if test -z "$to_skip" && test -n "$prereq" && + ! test_have_prereq "$prereq" + then + to_skip=t + fi case "$to_skip" in t) say_color skip >&3 "skipping test: $@" @@ -306,8 +336,9 @@ test_skip () { } test_expect_failure () { + test "$#" = 3 && { prereq=$1; shift; } || prereq= test "$#" = 2 || - error "bug in the test script: not 2 parameters to test-expect-failure" + error "bug in the test script: not 2 or 3 parameters to test-expect-failure" if ! test_skip "$@" then say >&3 "checking known breakage: $2" @@ -323,8 +354,9 @@ test_expect_failure () { } test_expect_success () { + test "$#" = 3 && { prereq=$1; shift; } || prereq= test "$#" = 2 || - error "bug in the test script: not 2 parameters to test-expect-success" + error "bug in the test script: not 2 or 3 parameters to test-expect-success" if ! test_skip "$@" then say >&3 "expecting success: $2" @@ -340,8 +372,9 @@ test_expect_success () { } test_expect_code () { + test "$#" = 4 && { prereq=$1; shift; } || prereq= test "$#" = 3 || - error "bug in the test script: not 3 parameters to test-expect-code" + error "bug in the test script: not 3 or 4 parameters to test-expect-code" if ! test_skip "$@" then say >&3 "expecting exit code $1: $3" @@ -365,8 +398,9 @@ test_expect_code () { # Usage: test_external description command arguments... # Example: test_external 'Perl API' perl ../path/to/test.pl test_external () { - test "$#" -eq 3 || - error >&5 "bug in the test script: not 3 parameters to test_external" + test "$#" = 4 && { prereq=$1; shift; } || prereq= + test "$#" = 3 || + error >&5 "bug in the test script: not 3 or 4 parameters to test_external" descr="$1" shift if ! test_skip "$descr" "$@" |