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# This file is a Tcl script to test PostScript reading.
# Writing is not supported for PostScript.
# It is organized in the standard fashion for Tcl tests.
package require Tk
package require tcltest
tcltest::configure {*}$argv
source [file join [file dirname [info script]] constraints.tcl]
imageInit
namespace eval ::ps::test {
namespace import ::tcltest::*
set fmt "ps"
set ext "ps"
set inFile "testimgs/img.$ext"
set outFile "testimgs/img_out.$ext"
set imgdata [readFile $inFile]
test ps-0.1 {package require img::ps} -setup {
} -body {
set pkgLoaded [catch {package require img::ps}]
} -result 0
# Execute the follwing tests only, if the format handler could be loaded.
if { $pkgLoaded == 0 } {
test ps-1.1 {Read photo from file using option \"-file\"} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile
imageSize i
} -constraints {
Ghostscript
} -result [refSize]
test ps-1.2 {Read photo from string using option \"-data\"} -setup {
catch {image delete i}
} -body {
image create photo i -data $imgdata
imageSize i
} -cleanup {
image delete i
} -constraints {
Ghostscript
} -result [refSize]
test ps-1.3 {Read photo from string using command \"put\"} -setup {
catch {image delete i}
} -body {
image create photo i
i put $imgdata
imageSize i
} -cleanup {
image delete i
} -constraints {
Ghostscript
} -result [refSize]
test ps-1.4 {Read photo from string using command \"put -format\"} -setup {
catch {image delete i}
} -body {
image create photo i
i put $imgdata -format $fmt
imageSize i
} -cleanup {
image delete i
} -constraints {
Ghostscript
} -result [refSize]
test ps-1.5 {Compare 2 photos read from file and from string} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile
image create photo j -data $imgdata
imageCompare i j
} -cleanup {
image delete i
image delete j
} -constraints {
Ghostscript
} -result 1
test ps-2.1 {Read photo from file without resolution information} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile
imageResolution i
} -cleanup {
image delete i
} -constraints {
Tk87 Ghostscript
} -result {0 0}
test ps-2.2 {Read photo from file using single -zoom value} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -zoom 2.0]
imageSize i
} -constraints {
Tk87 Ghostscript
} -result [refSize2]
test ps-2.2 {Read photo from file using two -zoom values} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -zoom 2 2.0]
imageSize i
} -constraints {
Tk87 Ghostscript
} -result [refSize2]
# PS does not support writing.
test ps-5.1 {Read photo from file using invalid option \"-invalidoption\"} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -invalidoption 1]
} -returnCodes {
error
} -result "bad format option \"-invalidoption\": must be -verbose, -index, -zoom, or -gs"
test ps-5.2 {Read photo from file using option without value} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -verbose]
} -returnCodes {
error
} -result "No value specified for option \"-verbose\"."
test ps-5.3 {Read photo from file using invalid -verbose value} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -verbose "asdf"]
} -returnCodes {
error
} -result "Invalid verbose mode \"asdf\": must be 1 or 0, on or off, true or false."
test ps-5.4 {Read photo from file using invalid -zoom value} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -zoom "asdf" "asdf"]
} -returnCodes {
error
} -result "Invalid x zoom value \"asdf\": must be a double value greater than zero."
test ps-5.5 {Read photo from file using invalid -zoom value} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -zoom 1 "asdf"]
} -returnCodes {
error
} -result "Invalid y zoom value \"asdf\": must be a double value greater than zero."
test ps-5.6 {Read photo from file using invalid -index value} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile -format [list $fmt -index "asdf"]
} -returnCodes {
error
} -result "Invalid index value \"asdf\": must be an integer value greater or equal to zero."
test ps-5.7 {Write photo to file using invalid option \"-invalidoption\"} -setup {
catch {image delete i}
} -body {
image create photo i -file $inFile
i write $outFile -format [list $fmt -invalidoption 1]
} -cleanup {
image delete i
file delete -force $outFile
} -constraints {
Ghostscript
} -returnCodes {
error
} -result "Writing not supported for format ps"
}
}
imageFinish
tcltest::cleanupTests
namespace delete ::ps::test
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