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defs
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1995-05-19
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# This file contains support code for the Tcl test suite. It is
# normally sourced by the individual files in the test suite before
# they run their tests. This improved approach to testing was designed
# and initially implemented by Mary Ann May-Pumphrey of Sun Microsystems.
#
# Copyright (c) 1990-1994 The Regents of the University of California.
# Copyright (c) 1994 Sun Microsystems, Inc.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# @(#) defs 1.4 95/05/19 10:02:04
if ![info exists VERBOSE] {
set VERBOSE 0
}
if ![info exists TESTS] {
set TESTS {}
}
# If tests are being run as root, issue a warning message and set a
# variable to prevent some tests from running at all.
set user {}
catch {set user [exec whoami]}
if {$user == "root"} {
puts stdout "Warning: you're executing as root. I'll have to"
puts stdout "skip some of the tests, since they'll fail as root."
}
# Some of the tests don't work on some system configurations due to
# differences in word length, file system configuration, etc. In order
# to prevent false alarms, these tests are generally only run in the
# master development directory for Tcl. The presence of a file
# "doAllTests" in this directory is used to indicate that the non-portable
# tests should be run.
set doNonPortableTests [file exists doAllTests]
# If there is no "memory" command (because memory debugging isn't
# enabled), generate a dummy command that does nothing.
if {[info commands memory] == ""} {
proc memory args {}
}
proc print_verbose {test_name test_description contents_of_test code answer} {
puts stdout "\n"
puts stdout "==== $test_name $test_description"
puts stdout "==== Contents of test case:"
puts stdout "$contents_of_test"
if {$code != 0} {
if {$code == 1} {
puts stdout "==== Test generated error:"
puts stdout $answer
} elseif {$code == 2} {
puts stdout "==== Test generated return exception; result was:"
puts stdout $answer
} elseif {$code == 3} {
puts stdout "==== Test generated break exception"
} elseif {$code == 4} {
puts stdout "==== Test generated continue exception"
} else {
puts stdout "==== Test generated exception $code; message was:"
puts stdout $answer
}
} else {
puts stdout "==== Result was:"
puts stdout "$answer"
}
}
proc test {test_name test_description contents_of_test passing_results} {
global VERBOSE
global TESTS
if {[string compare $TESTS ""] != 0} then {
set ok 0
foreach test $TESTS {
if [string match $test $test_name] then {
set ok 1
break
}
}
if !$ok then return
}
memory tag $test_name
set code [catch {uplevel $contents_of_test} answer]
if {$code != 0} {
print_verbose $test_name $test_description $contents_of_test \
$code $answer
} elseif {[string compare $answer $passing_results] == 0} then {
if $VERBOSE then {
print_verbose $test_name $test_description $contents_of_test \
$code $answer
puts stdout "++++ $test_name PASSED"
}
} else {
print_verbose $test_name $test_description $contents_of_test $code \
$answer
puts stdout "---- Result should have been:"
puts stdout "$passing_results"
puts stdout "---- $test_name FAILED"
}
}
proc dotests {file args} {
global TESTS
set savedTests $TESTS
set TESTS $args
source $file
set TESTS $savedTests
}