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# textImage.test -- test images embedded in text widgets
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1998-1999 by Scriptics Corporation.
# All rights reserved.
#
# RCS: @(#) $Id: textImage.test,v 1.14 2010/02/16 21:12:57 nijtmans Exp $

package require tcltest 2.2
namespace import ::tcltest::*
eval tcltest::configure $argv
tcltest::loadTestedCommands
imageInit

# One time setup.  Create a font to insure the tests are font metric invariant.
destroy .t
font create test_font -family courier -size 14
text .t -font test_font
destroy .t

test textImage-1.1 {basic argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image
} -cleanup {
    destroy .t
} -returnCodes error -result {wrong # args: should be ".t image option ?arg ...?"}

test textImage-1.2 {basic argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image c
} -cleanup {
    destroy .t
} -returnCodes error -result {ambiguous option "c": must be cget, configure, create, or names}

test textImage-1.3 {cget argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image cget
} -cleanup {
    destroy .t
} -returnCodes error -result {wrong # args: should be ".t image cget index option"}

test textImage-1.4 {cget argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image cget blurf -flurp
} -cleanup {
    destroy .t
} -returnCodes error -result {bad text index "blurf"}

test textImage-1.5 {cget argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image cget 1.1 -flurp
} -cleanup {
    destroy .t
} -returnCodes error -result {no embedded image at index "1.1"}

test textImage-1.6 {configure argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image configure 
} -cleanup {
    destroy .t
} -returnCodes error -result {wrong # args: should be ".t image configure index ?-option value ...?"}

test textImage-1.7 {configure argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image configure blurf 
} -cleanup {
    destroy .t
} -returnCodes error -result {bad text index "blurf"}

test textImage-1.8 {configure argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image configure 1.1 
} -cleanup {
    destroy .t
} -returnCodes error -result {no embedded image at index "1.1"}

test textImage-1.9 {create argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create
} -cleanup {
    destroy .t
} -returnCodes error -result {wrong # args: should be ".t image create index ?-option value ...?"}

test textImage-1.10 {create argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create blurf 
} -cleanup {
    destroy .t
} -returnCodes error -result {bad text index "blurf"}

test textImage-1.11 {basic argument checking} -setup {
    destroy .t
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create 1000.1000 -image small
} -cleanup {
    destroy .t
    image delete small
} -returnCodes ok -result {small}

test textImage-1.12 {names argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image names dates places
} -cleanup {
    destroy .t
} -returnCodes error -result {wrong # args: should be ".t image names"}


test textImage-1.13 {names argument checking} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    lappend result [.t image names]
    .t image create insert -image small
    lappend result [.t image names]
    .t image create insert -image small
    lappend result [lsort [.t image names]]
    .t image create insert -image small -name little
    lappend result [lsort [.t image names]]
} -cleanup {
    destroy .t
    image delete small
} -result {{} small {small small#1} {little small small#1}}

test textImage-1.14 {basic argument checking} -setup {
    destroy .t
} -body {
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image huh
} -cleanup {
    destroy .t
} -returnCodes error -result {bad option "huh": must be cget, configure, create, or names}

test textImage-1.15 {align argument checking} -setup {
    destroy .t
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image small -align wrong
} -cleanup {
    destroy .t
    image delete small
} -returnCodes error -result {bad align "wrong": must be baseline, bottom, center, or top}

test textImage-1.16 {configure} -setup {
    destroy .t
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image small
    .t image configure small
} -cleanup {
    destroy .t
    image delete small
} -result {{-align {} {} center center} {-padx {} {} 0 0} {-pady {} {} 0 0} {-image {} {} {} small} {-name {} {} {} {}}}

test textImage-1.17 {basic cget options} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image small
    foreach i {align padx pady image name} {
        lappend result $i:[.t image cget small -$i]
    } 
    return $result
} -cleanup {
    destroy .t
    image delete small
} -result {align:center padx:0 pady:0 image:small name:}

test textImage-1.18 {basic configure options} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
        image create photo large -width 50 -height 50
        large put green -to 0 0 50 50
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image small
    foreach {option value}  {align top padx 5 pady 7 image large name none} {
        .t image configure small -$option $value
    } 
    update
    .t image configure small
} -cleanup {
    destroy .t
    image delete small large
} -result {{-align {} {} center top} {-padx {} {} 0 5} {-pady {} {} 0 7} {-image {} {} {} large} {-name {} {} {} none}}

test textImage-1.19 {basic image naming} -setup {
    destroy .t
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image small
    .t image create end -image small -name small
    .t image create end -image small -name small#6342
    .t image create end -image small -name small
    lsort [.t image names]
} -cleanup {
    destroy .t
    image delete small
} -result {small small#1 small#6342 small#6343}

test textImage-2.1 {debug} -setup {
    destroy .t
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t debug 1
    .t insert end front
    .t image create end -image small
    .t insert end back
    .t delete small
    .t image names
    .t debug 0
} -cleanup {
    destroy .t
    image delete small
} -result {}


test textImage-3.1 {image change propagation} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo vary -width 5 -height 5
        vary put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image vary -align top
    update
    lappend result base:[.t bbox vary]
    foreach i {10 20 40} {
        vary configure -width $i -height $i
        update
        lappend result $i:[.t bbox vary]
    } 
    return $result
} -cleanup {
    destroy .t
    image delete vary
} -result {{base:0 0 5 5} {10:0 0 10 10} {20:0 0 20 20} {40:0 0 40 40}}

# Fails in some environments (both in Linux and winXP)
test textImage-3.2 {delayed image management} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -name test
    update
    lappend result [.t bbox test]
    .t image configure test -image small -align top
    update
    lappend result [.t bbox test]
} -cleanup {
    destroy .t
    image delete small
} -result {{} {0 0 5 5}}


# some temporary random tests

test textImage-4.1 {alignment checking - except baseline} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
        image create photo large -width 50 -height 50
        large put green -to 0 0 50 50
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image large
    .t image create end -image small
    .t insert end test
    update
    lappend result default:[.t bbox small]
    foreach i {top bottom center} {
        .t image configure small -align $i
        update
        lappend result [.t image cget small -align]:[.t bbox small]
    }
    return $result
} -cleanup {
    destroy .t
    image delete small large
} -result {{default:50 22 5 5} {top:50 0 5 5} {bottom:50 45 5 5} {center:50 22 5 5}}

test textImage-4.2 {alignment checking - baseline} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
        image create photo large -width 50 -height 50
        large put green -to 0 0 50 50
    }
    font create test_font2 -size 5
    text .t -font test_font2 -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image large
    .t image create end -image small -align baseline
    .t insert end test
    # Sizes larger than 25 can be too big and lead to a negative 'norm',
    # at least on Windows XP with certain settings.
    foreach size {10 15 20 25} {
    font configure test_font2 -size $size
    array set Metrics [font metrics test_font2]
    update
    foreach {x y w h} [.t bbox small] {}
    set norm [expr {
            (([image height large] - $Metrics(-linespace))/2
            + $Metrics(-ascent) - [image height small] - $y)
        }]
            lappend result "$size $norm"
    }
    return $result
} -cleanup {
    destroy .t
    image delete small large
    font delete test_font2
    unset Metrics
} -result {{10 0} {15 0} {20 0} {25 0}}

test textImage-4.3 {alignment and padding checking} -constraints {
    fonts
} -setup {
    destroy .t
    set result ""
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
        image create photo large -width 50 -height 50
        large put green -to 0 0 50 50
    }
    text .t -font test_font -bd 0 -highlightthickness 0 -padx 0 -pady 0
    pack .t
    .t image create end -image large
    .t image create end -image small -padx 5 -pady 10
    .t insert end test
    update
    lappend result default:[.t bbox small]
    foreach i {top bottom center baseline} {
        .t image configure small -align $i
        update
        lappend result $i:[.t bbox small]
    }
    return $result
} -cleanup {
    destroy .t
    image delete small large
} -result {{default:55 22 5 5} {top:55 10 5 5} {bottom:55 35 5 5} {center:55 22 5 5} {baseline:55 22 5 5}}


test textImage-5.1 {peer widget images} -setup {
    destroy .t .tt
} -body {
    catch {
        image create photo small -width 5 -height 5
        small put red -to 0 0 4 4
        image create photo large -width 50 -height 50
        large put green -to 0 0 50 50
    }
    pack [text .t]
    toplevel .tt
    pack [.t peer create .tt.t]
    .t image create end -image large
    .t image create end -image small -padx 5 -pady 10
    .t insert end test
    update
    destroy .t .tt
} -cleanup {
    image delete small large
} -result {}

# cleanup
destroy .t
font delete test_font
imageFinish

# cleanup
cleanupTests
return

# Local variables:
# mode: tcl
# End: