visual.test
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- # This file is a Tcl script to test the visual- and colormap-handling
- # procedures in the file tkVisual.c. It is organized in the standard
- # fashion for Tcl tests.
- #
- # Copyright (c) 1994 The Regents of the University of California.
- # Copyright (c) 1994-1995 Sun Microsystems, Inc.
- # Copyright (c) 1998-1999 by Scriptics Corporation.
- # All rights reserved.
- #
- # RCS: @(#) $Id: visual.test,v 1.6 2002/07/14 05:48:46 dgp Exp $
- package require tcltest 2.1
- namespace import -force tcltest::configure
- namespace import -force tcltest::testsDirectory
- configure -testdir [file join [pwd] [file dirname [info script]]]
- configure -loadfile [file join [testsDirectory] constraints.tcl]
- tcltest::loadTestedCommands
- update
- # eatColors --
- # Creates a toplevel window and allocates enough colors in it to
- # use up all the slots in the colormap.
- #
- # Arguments:
- # w - Name of toplevel window to create.
- proc eatColors {w} {
- catch {destroy $w}
- toplevel $w
- wm geom $w +0+0
- canvas $w.c -width 400 -height 200 -bd 0
- pack $w.c
- for {set y 0} {$y < 8} {incr y} {
- for {set x 0} {$x < 40} {incr x} {
- set color [format #%02x%02x%02x [expr $x*6] [expr $y*30] 0]
- $w.c create rectangle [expr 10*$x] [expr 20*$y]
- [expr 10*$x + 10] [expr 20*$y + 20] -outline {}
- -fill $color
- }
- }
- update
- }
- # colorsFree --
- #
- # Returns 1 if there appear to be free colormap entries in a window,
- # 0 otherwise.
- #
- # Arguments:
- # w - Name of window in which to check.
- # red, green, blue - Intensities to use in a trial color allocation
- # to see if there are colormap entries free.
- proc colorsFree {w {red 31} {green 245} {blue 192}} {
- set vals [winfo rgb $w [format #%02x%02x%02x $red $green $blue]]
- expr ([lindex $vals 0]/256 == $red) && ([lindex $vals 1]/256 == $green)
- && ([lindex $vals 2]/256 == $blue)
- }
- # If more than one visual type is available for the screen, pick one
- # that is *not* the default.
- set default "[winfo visual .] [winfo depth .]"
- set avail [winfo visualsavailable .]
- set other {}
- if {[llength $avail] > 1} {
- foreach visual $avail {
- if {$visual != $default} {
- set other $visual
- break
- }
- }
- }
- test visual-1.1 {Tk_GetVisual, copying from other window} {
- list [catch {toplevel .t -visual .foo.bar} msg] $msg
- } {1 {bad window path name ".foo.bar"}}
- if {$other != ""} {
- test visual-1.2 {Tk_GetVisual, copying from other window} {nonPortable} {
- catch {destroy .t1}
- catch {destroy .t2}
- toplevel .t1 -width 250 -height 100 -visual $other
- wm geom .t1 +0+0
- toplevel .t2 -width 200 -height 80 -visual .t1
- wm geom .t2 +5+5
- concat "[winfo visual .t2] [winfo depth .t2]"
- } $other
- test visual-1.3 {Tk_GetVisual, copying from other window} {
- catch {destroy .t1}
- catch {destroy .t2}
- toplevel .t1 -width 250 -height 100 -visual $other
- wm geom .t1 +0+0
- toplevel .t2 -width 200 -height 80 -visual .
- wm geom .t2 +5+5
- concat "[winfo visual .t2] [winfo depth .t2]"
- } $default
- # Make sure reference count is incremented when copying visual (the
- # following test will cause the colormap to be freed prematurely if
- # the reference count isn't incremented).
- test visual-1.4 {Tk_GetVisual, colormap reference count} {
- catch {destroy .t1}
- catch {destroy .t2}
- toplevel .t1 -width 250 -height 100 -visual $other
- wm geom .t1 +0+0
- set result [list [catch {toplevel .t2 -gorp 80 -visual .t1} msg] $msg]
- update
- set result
- } {1 {unknown option "-gorp"}}
- }
- test visual-1.5 {Tk_GetVisual, default colormap} {
- catch {destroy .t1}
- toplevel .t1 -width 250 -height 100 -visual default
- wm geometry .t1 +0+0
- update
- concat "[winfo visual .t1] [winfo depth .t1]"
- } $default
- set i 1
- foreach visual $avail {
- test visual-2.$i {Tk_GetVisual, different visual types} {nonPortable} {
- catch {destroy .t1}
- toplevel .t1 -width 250 -height 100 -visual $visual
- wm geometry .t1 +0+0
- update
- concat "[winfo visual .t1] [winfo depth .t1]"
- } $visual
- incr i
- }
- test visual-3.1 {Tk_GetVisual, parsing visual string} {
- catch {destroy .t1}
- toplevel .t1 -width 250 -height 100
- -visual "[winfo visual .][winfo depth .]"
- wm geometry .t1 +0+0
- update
- concat "[winfo visual .t1] [winfo depth .t1]"
- } $default
- test visual-3.2 {Tk_GetVisual, parsing visual string} {
- catch {destroy .t1}
- list [catch {
- toplevel .t1 -width 250 -height 100 -visual goop20
- wm geometry .t1 +0+0
- } msg] $msg
- } {1 {unknown or ambiguous visual name "goop20": class must be best, directcolor, grayscale, greyscale, pseudocolor, staticcolor, staticgray, staticgrey, truecolor, or default}}
- test visual-3.3 {Tk_GetVisual, parsing visual string} {
- catch {destroy .t1}
- list [catch {
- toplevel .t1 -width 250 -height 100 -visual d
- wm geometry .t1 +0+0
- } msg] $msg
- } {1 {unknown or ambiguous visual name "d": class must be best, directcolor, grayscale, greyscale, pseudocolor, staticcolor, staticgray, staticgrey, truecolor, or default}}
- test visual-3.4 {Tk_GetVisual, parsing visual string} {
- catch {destroy .t1}
- list [catch {
- toplevel .t1 -width 250 -height 100 -visual static
- wm geometry .t1 +0+0
- } msg] $msg
- } {1 {unknown or ambiguous visual name "static": class must be best, directcolor, grayscale, greyscale, pseudocolor, staticcolor, staticgray, staticgrey, truecolor, or default}}
- test visual-3.5 {Tk_GetVisual, parsing visual string} {
- catch {destroy .t1}
- list [catch {
- toplevel .t1 -width 250 -height 100 -visual "pseudocolor 48x"
- wm geometry .t1 +0+0
- } msg] $msg
- } {1 {expected integer but got "48x"}}
- if {$other != ""} {
- catch {destroy .t1}
- catch {destroy .t2}
- catch {destroy .t3}
- toplevel .t1 -width 250 -height 100 -visual $other
- wm geom .t1 +0+0
- toplevel .t2 -width 200 -height 80 -visual [winfo visual .]
- wm geom .t2 +5+5
- toplevel .t3 -width 150 -height 250 -visual [winfo visual .t1]
- wm geom .t3 +10+10
- test visual-4.1 {Tk_GetVisual, numerical visual id} nonPortable {
- list [winfo visualid .t2] [winfo visualid .t3]
- } [list [winfo visualid .] [winfo visualid .t1]]
- destroy .t1 .t2 .t3
- }
- test visual-4.2 {Tk_GetVisual, numerical visual id} {
- catch {destroy .t1}
- list [catch {toplevel .t1 -visual 12xyz} msg] $msg
- } {1 {bad X identifier for visual: 12xyz"}}
- test visual-4.3 {Tk_GetVisual, numerical visual id} {
- catch {destroy .t1}
- list [catch {toplevel .t1 -visual 1291673} msg] $msg
- } {1 {couldn't find an appropriate visual}}
- if ![string match *pseudocolor* $avail] {
- test visual-5.1 {Tk_GetVisual, no matching visual} {
- catch {destroy .t1}
- list [catch {
- toplevel .t1 -width 250 -height 100 -visual "pseudocolor 8"
- wm geometry .t1 +0+0
- } msg] $msg
- } {1 {couldn't find an appropriate visual}}
- }
- if {[string match *pseudocolor* $avail] && ([llength $avail] > 1)} {
- test visual-6.1 {Tk_GetVisual, no matching visual} {nonPortable} {
- catch {destroy .t1}
- toplevel .t1 -width 250 -height 100 -visual "best"
- wm geometry .t1 +0+0
- update
- winfo visual .t1
- } {pseudocolor}
- }
- # These tests are non-portable due to variations in how many colors
- # are already in use on the screen.
- if {([winfo visual .] == "pseudocolor") && ([winfo depth .] == 8)} {
- eatColors .t1
- test visual-7.1 {Tk_GetColormap, "new"} {nonPortable} {
- toplevel .t2 -width 30 -height 20
- wm geom .t2 +0+0
- update
- colorsFree .t2
- } {0}
- test visual-7.2 {Tk_GetColormap, "new"} {nonPortable} {
- catch {destroy .t2}
- toplevel .t2 -width 30 -height 20 -colormap new
- wm geom .t2 +0+0
- update
- colorsFree .t2
- } {1}
- test visual-7.3 {Tk_GetColormap, copy from other window} {nonPortable} {
- catch {destroy .t2}
- toplevel .t3 -width 400 -height 50 -colormap new
- wm geom .t3 +0+0
- catch {destroy .t2}
- toplevel .t2 -width 30 -height 20 -colormap .t3
- wm geom .t2 +0+0
- update
- destroy .t3
- colorsFree .t2
- } {1}
- test visual-7.4 {Tk_GetColormap, copy from other window} {nonPortable} {
- catch {destroy .t2}
- toplevel .t3 -width 400 -height 50 -colormap new
- wm geom .t3 +0+0
- catch {destroy .t2}
- toplevel .t2 -width 30 -height 20 -colormap .
- wm geom .t2 +0+0
- update
- destroy .t3
- colorsFree .t2
- } {0}
- test visual-7.5 {Tk_GetColormap, copy from other window} {nonPortable} {
- catch {destroy .t1}
- list [catch {toplevel .t1 -width 400 -height 50
- -colormap .choke.lots} msg] $msg
- } {1 {bad window path name ".choke.lots"}}
- if {$other != {}} {
- test visual-7.6 {Tk_GetColormap, copy from other window} {nonPortable} {
- catch {destroy .t1}
- catch {destroy .t2}
- toplevel .t1 -width 300 -height 150 -visual $other
- wm geometry .t1 +0+0
- list [catch {toplevel .t2 -width 400 -height 50
- -colormap .t1} msg] $msg
- } {1 {can't use colormap for .t1: incompatible visuals}}
- }
- catch {destroy .t1}
- catch {destroy .t2}
- }
- test visual-8.1 {Tk_FreeColormap procedure} {
- deleteWindows
- toplevel .t1 -width 300 -height 180 -colormap new
- wm geometry .t1 +0+0
- foreach i {.t2 .t3 .t4} {
- toplevel $i -width 250 -height 150 -colormap .t1
- wm geometry $i +0+0
- }
- destroy .t1
- destroy .t3
- destroy .t4
- update
- } {}
- if {$other != {}} {
- test visual-8.2 {Tk_FreeColormap procedure} {
- deleteWindows
- toplevel .t1 -width 300 -height 180 -visual $other
- wm geometry .t1 +0+0
- foreach i {.t2 .t3 .t4} {
- toplevel $i -width 250 -height 150 -visual $other
- wm geometry $i +0+0
- }
- destroy .t2
- destroy .t3
- destroy .t4
- update
- } {}
- }
- deleteWindows
- rename eatColors {}
- rename colorsFree {}
- # cleanup
- ::tcltest::cleanupTests
- return