diff options
Diffstat (limited to 'library/tcltest1.0/tcltest2.tcl')
| -rwxr-xr-x | library/tcltest1.0/tcltest2.tcl | 363 |
1 files changed, 238 insertions, 125 deletions
diff --git a/library/tcltest1.0/tcltest2.tcl b/library/tcltest1.0/tcltest2.tcl index 9a6104e..2a676dc 100755 --- a/library/tcltest1.0/tcltest2.tcl +++ b/library/tcltest1.0/tcltest2.tcl @@ -13,9 +13,7 @@ # Copyright (c) 2000 by Ajuba Solutions # All rights reserved. # -# RCS: @(#) $Id: tcltest2.tcl,v 1.1 2000/09/20 23:09:52 jenn Exp $ - -package provide tcltest 2.0 +# RCS: @(#) $Id: tcltest2.tcl,v 1.2 2000/09/29 22:48:12 jenn Exp $ # create the "tcltest" namespace for all testing variables and procedures @@ -100,9 +98,9 @@ namespace eval tcltest { variable parameters {} } - # Count the number of files tested (0 if all.tcl wasn't called). - # The all.tcl file will set testSingleFile to false, so stats will - # not be printed until all.tcl calls the cleanupTests proc. + # Count the number of files tested (0 if runAllTests wasn't called). + # runAllTests will set testSingleFile to false, so stats will + # not be printed until runAllTests calls the cleanupTests proc. # The currentFailure var stores the boolean value of whether the # current test file has had any failures. The failFiles list # stores the names of test files that had failures. @@ -1868,7 +1866,6 @@ proc tcltest::testEval {script {ignoreOutput 1}} { # actual - string containing the actual result # expected - pattern to be matched against # mode - type of comparison to be done -# subst - perform subst on the expected value if this is true # # Results: # result of the match @@ -1876,18 +1873,7 @@ proc tcltest::testEval {script {ignoreOutput 1}} { # Side effects: # None. -proc tcltest::compareStrings {actual expected mode {subst false}} { - if {$subst} { - switch -- $mode { - exact { - set expected [uplevel 2 subst \{$expected\}] - } - glob - - regexp { - set expected [uplevel 2 subst -nocommand -nobackslashes \{$expected\}] - } - } - } +proc tcltest::compareStrings {actual expected mode} { switch -- $mode { exact { set retval [string equal $actual $expected] @@ -1896,13 +1882,109 @@ proc tcltest::compareStrings {actual expected mode {subst false}} { set retval [string match $expected $actual] } regexp { - set retval [regexp $expected $actual] + set retval [regexp -- $expected $actual] } } return $retval } +# +# tcltest::substArguments list +# +# This helper function takes in a list of words, then perform a +# substitution on the list as though each word in the list is a +# separate argument to the Tcl function. For example, if this +# function is invoked as: +# +# substArguments {$a {$a}} +# +# Then it is as though the function is invoked as: +# +# substArguments $a {$a} +# +# This code is adapted from Paul Duffin's function "SplitIntoWords". +# The original function can be found on: +# +# http://purl.org/thecliff/tcl/wiki/858.html +# +# Returns: +# a list containing the result of the substitution +# +# Exceptions: +# An error may occur if the list containing unbalanced quote or +# unknown variable. +# +proc tcltest::substArguments {argList} { + + # We need to split the argList up into tokens but cannot use + # list operations as they throw away some significant + # quoting, and [split] ignores braces as it should. + # Therefore what we do is gradually build up a string out of + # whitespace seperated strings. We cannot use [split] to + # split the argList into whitespace seperated strings as it + # throws away the whitespace which maybe important so we + # have to do it all by hand. + + set result {} + set token "" + + while {[string length $argList]} { + # Look for the next word containing a quote: " { } + if {[regexp -indices {[^ \t\n]*[\"\{\}]+[^ \t\n]*} \ + $argList all]} { + # Get the text leading up to this word, but not + # including this word, from the argList. + set text [string range $argList 0 \ + [expr {[lindex $all 0] - 1}]] + # Get the word with the quote + set word [string range $argList \ + [lindex $all 0] [lindex $all 1]] + + # Remove all text up to and including the word from the + # argList. + set argList [string range $argList \ + [expr {[lindex $all 1] + 1}] end] + } else { + # Take everything up to the end of the argList. + set text $argList + set word {} + set argList {} + } + + if {$token != {}} { + # If we saw a word with quote before, then there is a + # multi-word token starting with that word. In this case, + # add the text and the current word to this token. + append token $text $word + } else { + # Add the text to the result. There is no need to parse + # the text because it couldn't be a part of any multi-word + # token. Then start a new multi-word token with the word + # because we need to pass this token to the Tcl parser to + # check for balancing quotes + append result $text + set token $word + } + + if { [catch {llength $token} length] == 0 && $length == 1} { + # The token is a valid list so add it to the result. + # lappend result [string trim $token] + append result \{$token\} + set token {} + } + } + + # If the last token has not been added to the list then there + # is a problem. + if { [string length $token] } { + error "incomplete token \"$token\"" + } + + return $result +} + + # test -- # # This procedure runs a test and prints an error message if the test fails. @@ -1920,133 +2002,147 @@ proc tcltest::compareStrings {actual expected mode {subst false}} { # Only description is a required attribute. All others are optional. # Default values are indicated. # -# description - Short textual description of the test, to -# help humans understand what it does. # constraints - A list of one or more keywords, each of # which must be the name of an element in # the array "tcltest::testConstraints". If any # of these elements is zero, the test is # skipped. This attribute is optional; default is {} -# script - Script to run to carry out the test. It must +# body - Script to run to carry out the test. It must # return a result that can be checked for # correctness. This attribute is optional; # default is {} -# expect - Expected result from script. This attribute is +# result - Expected result from script. This attribute is # optional; default is {}. -# expect_out - Expected output sent to stdout. This attribute +# output - Expected output sent to stdout. This attribute # is optional; default is {}. -# expect_err - Expected output sent to stderr. This attribute +# errorOutput - Expected output sent to stderr. This attribute # is optional; default is {}. -# expect_codes - Expected return codes. This attribute is +# returnCodes - Expected return codes. This attribute is # optional; default is {0 2}. # setup - Code to run before $script (above). This # attribute is optional; default is {}. # cleanup - Code to run after $script (above). This # attribute is optional; default is {}. +# match - specifies type of matching to do on result, +# output, errorOutput; this must be one of: exact, +# glob, regexp. default is exact. # # Arguments: # name - Name of test, in the form foo-1.2. +# description - Short textual description of the test, to +# help humans understand what it does. # # Results: # 0 if the command ran successfully; 1 otherwise. # # Side effects: # -proc tcltest::test {name args} { +proc tcltest::test {name description args} { DebugPuts 3 "Test $name $args" incr tcltest::testLevel - # Pre-define everything to null except expect_out and expect_err. We + # Pre-define everything to null except output and errorOutput. We # determine whether or not to trap output based on whether or not these - # variables (expect_out & expect_err) are defined. - foreach item {constraints setup cleanup description script \ - expect expect_codes} { + # variables (output & errorOutput) are defined. + foreach item {constraints setup cleanup body result returnCodes match} { set $item {} } # Set the default match mode - set expectMatch exact - set expect_outMatch exact - set expect_errMatch exact - - # default test format is the old format (where we don't have to subst the - # expected answer - set substExpected false + set match exact # Set the default match values for return codes (0 is the standard expected # return value if everything went well; 2 represents 'return' being used in # the test script). - set expect_codes [list 0 2] + set returnCodes [list 0 2] - if {[llength $args] >= 3} { - # This is parsing for the old test command format; it is here for - # backward compatibility. - set description [lindex $args 0] - set expect [lindex $args end] - if {[llength $args] == 3} { - set script [lindex $args 1] + # if the commands are embedded within an outer set of braces, we have to do + # evaluate them before we can run or compare them + set doSubst false + + # The old test format can't have a 3rd argument (constraints or script) + # that starts with '-'. + if {[llength $args] == 0} { + puts [errorChannel] "test $name: {wrong # args: should be \"test name desc ?options?\"}" + incr tcltest::testLevel -1 + return 1 + } elseif {([string index [lindex $args 0] 0] == "-") || ([llength $args] == 1)} { + if {[llength args] == 1} { + set list [substArguments [lindex $args 0]] + foreach {element value} $list { + set testAttributes($element) $value + } + set doSubst true } else { - set constraints [lindex $args 1] - set script [lindex $args 2] + array set testAttributes $args + } + + set validFlags {-setup -cleanup -body -result -returnCodes -match \ + -output -errorOutput -constraints} + + foreach flag [array names testAttributes] { + if {[lsearch -exact $validFlags $flag] == -1} { + puts [errorChannel] "test $name: bad flag $flag supplied to tcltest::test" + incr tcltest::testLevel -1 + return 1 + } } - } else { - # we'll have to do a subst on the expected values later - set substExpected true - set testAttributes [lindex $args 0] + # store whatever the user gave us + foreach item [array names testAttributes] { + set [string trimleft $item "-"] $testAttributes($item) + } - # These are attribute value pairs; there must be an even number in the - # list. - if {[expr {[llength $testAttributes] %2}] == 1} { - puts [errorChannel] "value for \"[lindex $testAttributes end]\" missing" + # Check the values supplied for -match + if {[lsearch {regexp glob exact} $match] == -1} { + puts [errorChannel] "test $name: {bad value for -match: must be one of exact, glob, regexp}" incr tcltest::testLevel -1 return 1 } - # store whatever the user gave us - foreach {item value} $testAttributes { - set $item $value + # Replace symbolic valies supplied for -returnCodes + regsub -nocase normal $returnCodes 0 returnCodes + regsub -nocase error $returnCodes 1 returnCodes + regsub -nocase return $returnCodes 2 returnCodes + regsub -nocase break $returnCodes 3 returnCodes + regsub -nocase continue $returnCodes 4 returnCodes + } else { + # This is parsing for the old test command format; it is here for + # backward compatibility. + set result [lindex $args end] + if {[llength $args] == 2} { + set body [lindex $args 0] + } elseif {[llength $args] == 3} { + set constraints [lindex $args 0] + set body [lindex $args 1] + } else { + puts [errorChannel] "test $name: {wrong # args: should be \"test name desc ?constraints? script expectedResult\"}" + incr tcltest::testLevel -1 + return 1 } - - foreach mode {expect expect_out expect_err} { - if {[info exists $mode]} { - set expectedContent [subst $$mode] - set suffix Match - # Set the match mode and the content based on whether or not - # the exact, glob, or regexp flags are being used. If they - # are, set the appropriate match flag and reset the match - # pattern. - if {[llength $expectedContent] == 2} { - set flag [lindex $expectedContent 0] - if {[regexp -- {-(exact|glob|regexp)} $flag fullMatch \ - $mode$suffix]} { - set $mode [lindex $expectedContent 1] - } - } - } - } - } + } - if {($name == {}) || ($description == {})} { - puts [errorChannel] "one of: name, description empty" - incr tcltest::testLevel -1 - return 1 - } - set setupFailure 0 set cleanupFailure 0 # Run the setup script + if {$doSubst} { + set setup [uplevel concat $setup] + } if {[catch {uplevel $setup} setupMsg]} { set setupFailure 1 } # run the test script - set command [list tcltest::runTest $name $description $script \ - $expect $constraints] + if {$doSubst} { + set constraints [uplevel concat $constraints] + set body [uplevel concat $body] + } + set command [list tcltest::runTest $name $description $body \ + $result $constraints] if {!$setupFailure} { - if {[info exists expect_out] || [info exists expect_err]} { + if {[info exists output] || [info exists errorOutput]} { set testResult [uplevel tcltest::testEval [list $command] 0] } else { set testResult [uplevel tcltest::testEval [list $command] 1] @@ -2056,19 +2152,32 @@ proc tcltest::test {name args} { } # Run the cleanup code + if {$doSubst} { + set cleanup [uplevel concat $cleanup] + } if {[catch {uplevel $cleanup} cleanupMsg]} { set cleanupFailure 1 } + if {$doSubst} { + foreach item {result returnCodes match} { + set $item [uplevel concat [subst $$item]] + } + if {[info exists output]} { + set output [uplevel concat $output] + } + if {[info exists errorOutput]} { + set errorOutput [uplevel concat $errorOutput] + } + } + # If testResult is an empty list, then the test was skipped if {$testResult != {}} { - set coreFailure 0 set coreMsg "" # check for a core file first - if one was created by the test, then # the test failed if {$tcltest::preserveCore} { - puts "checking for core" set currentTclPlatform [array get tcl_platform] if {[file exists [file join [tcltest::workingDirectory] core]]} { # There's only a test failure if there is a core file and (1) @@ -2084,7 +2193,6 @@ proc tcltest::test {name args} { } if {($tcltest::preserveCore > 1) && ($coreFailure)} { - puts "core failure (> 1)" append coreMsg "\nMoving file to: [file join $tcltest::temporaryDirectory core-$name]" catch {file rename -force \ [file join [tcltest::workingDirectory] core] \ @@ -2098,8 +2206,6 @@ proc tcltest::test {name args} { array set tcl_platform $currentTclPlatform } - set expectedAnswer $expect - set actualAnswer [lindex $testResult 0] set code [lindex $testResult end] @@ -2107,38 +2213,40 @@ proc tcltest::test {name args} { # them. If the comparison fails, then so did the test. set outputFailure 0 set errorFailure 0 - if {[info exists expect_out]} { + if {[info exists output]} { set outputFailure [expr ![compareStrings $tcltest::outData \ - $expect_out $expect_outMatch $substExpected]] + $output $match]] } - if {[info exists expect_err]} { + if {[info exists errorOutput]} { set errorFailure [expr ![compareStrings $tcltest::errData \ - $expect_err $expect_errMatch $substExpected]] + $errorOutput $match]] } set testFailed 1 set codeFailure 0 + set scriptFailure 0 + # check if the return code matched the expected return code + if {[lsearch -exact $returnCodes $code] == -1} { + set codeFailure 1 + } + + # check if the answer matched the expected answer + if {[compareStrings $actualAnswer $result $match] == 0} { + set scriptFailure 1 + } + + # if we didn't experience any failures, then we passed if {!($setupFailure || $cleanupFailure || $coreFailure || \ - $outputFailure || $errorFailure)} { - # if the strings compare properly, and we didn't experience a - # problem with setup or cleanup, we might have passed. - if {[compareStrings $actualAnswer $expectedAnswer $expectMatch $substExpected]} { - # if the return code matches the expected return codes, we - # definitely passed. - if {[lsearch -exact $code $expect_codes]} { - set codeFailure 0 - if {$tcltest::testLevel == 1} { - incr tcltest::numTests(Passed) - if {[string first p $tcltest::verbose] != -1} { - puts [outputChannel] "++++ $name PASSED" - } - } - set testFailed 0 - } else { - set codeFailure 1 + $outputFailure || $errorFailure || $codeFailure || \ + $scriptFailure)} { + if {$tcltest::testLevel == 1} { + incr tcltest::numTests(Passed) + if {[string first p $tcltest::verbose] != -1} { + puts [outputChannel] "++++ $name PASSED" } } + set testFailed 0 } if {$testFailed} { @@ -2147,21 +2255,21 @@ proc tcltest::test {name args} { } set tcltest::currentFailure true if {[string first b $tcltest::verbose] == -1} { - set script "" + set body "" } - puts [outputChannel] "\n==== $name $description FAILED" - if {$script != ""} { + puts [outputChannel] "\n==== $name [string trim $description] FAILED" + if {$body != ""} { puts [outputChannel] "==== Contents of test case:" - puts [outputChannel] $script + puts [outputChannel] $body } if {$setupFailure} { puts [outputChannel] "---- Test setup failed:\n$setupMsg" - } else { - puts [outputChannel] "---- Result should have been ($expectMatch matching):\n$expectedAnswer" + } + if {$scriptFailure} { puts [outputChannel] "---- Result was:\n$actualAnswer" + puts [outputChannel] "---- Result should have been ($match matching):\n$result" } if {$codeFailure} { - puts [outputChannel] "---- Return code should have been one of: $expect_codes" switch -- $code { 0 { set msg "Test completed normally" } 1 { set msg "Test generated error" } @@ -2171,14 +2279,15 @@ proc tcltest::test {name args} { default { set msg "Test generated exception" } } puts [outputChannel] "---- $msg; Return code was: $code" + puts [outputChannel] "---- Return code should have been one of: $returnCodes" } if {$outputFailure} { - puts [outputChannel] "---- Output should have been ($expect_outMatch matching):\n$expect_out" puts [outputChannel] "---- Output was:\n$tcltest::outData" + puts [outputChannel] "---- Output should have been ($match matching):\n$output" } if {$errorFailure} { - puts [outputChannel] "---- Error output should have been ($expect_errMatch matching):\n$expect_err" puts [outputChannel] "---- Error output was:\n$tcltest::errData" + puts [outputChannel] "---- Error output should have been ($match matching):\n$errorOutput" } if {$cleanupFailure} { puts [outputChannel] "---- Test cleanup failed:\n$cleanupMsg" @@ -2187,11 +2296,13 @@ proc tcltest::test {name args} { puts [outputChannel] "---- Core file produced while running test! $coreMsg" } puts [outputChannel] "==== $name FAILED\n" + } } incr tcltest::testLevel -1 - return 0} + return 0 +} # runTest -- @@ -2323,7 +2434,6 @@ proc tcltest::runTest {name description script expectedAnswer constraints} { # tcl_platform. if {$tcltest::preserveCore} { - puts "check for core 2" set currentTclPlatform [array get tcl_platform] array set tcl_platform $tcltest::originalTclPlatform if {[file exists [file join [tcltest::workingDirectory] core]]} { @@ -2784,6 +2894,7 @@ proc tcltest::runAllTests [list [list shell [tcltest::interpreter]]] { puts [outputChannel] "\n$dir test ended at $endTime" puts [outputChannel] "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" } + return } ##################################################################### @@ -3120,3 +3231,5 @@ namespace eval tcltest { } } +package provide tcltest 2.0 + |