# -*- tcl -*-
# docidx.test:  tests for the doctools::idx package.
#
# 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) 2003-2019 by Andreas Kupries <andreas_kupries@users.sourceforge.net>
# All rights reserved.

# -------------------------------------------------------------------------

source [file join \
	[file dirname [file dirname [file join [pwd] [info script]]]] \
	devtools testutilities.tcl]

testsNeedTcl     8.2
testsNeedTcltest 1.0

support {
    use textutil/expander.tcl textutil::expander
    use fileutil/fileutil.tcl fileutil
}
testing {
    useLocal docidx.tcl doctools::idx
}

# -------------------------------------------------------------------------

array_unset env LANG*
array_unset env LC_*
set env(LANG) C ; # Usually default if nothing is set, OS X requires this.

# -------------------------------------------------------------------------

namespace import ::doctools::idx::new

# search paths .............................................................

test docidx-1.0 {default search paths} {
    llength $::doctools::idx::paths
} 1

test docidx-1.1 {extend package search paths} {
    ::doctools::idx::search [file dirname [info script]]
    set     res [list]
    lappend res [llength $::doctools::idx::paths]
    lappend res [lindex  $::doctools::idx::paths 0]
    set     res
} [list 2 [file dirname [info script]]]

test docidx-1.2 {extend package search paths, error} {
    catch {::doctools::idx::search foo} result
    set     result
} {doctools::idx::search: path does not exist}

# format help .............................................................

test docidx-2.0 {format help} {
    string length [doctools::idx::help]
} 368

# docidx .............................................................

test docidx-3.0 {docidx errors} {
    catch {new} msg
    set msg
} [tcltest::wrongNumArgs "new" "name args" 0]

test docidx-3.1 {docidx errors} {
    catch {new set} msg
    set msg
} "command \"set\" already exists, unable to create docidx object"

test docidx-3.2 {docidx errors} {
    new mydocidx
    catch {new mydocidx} msg
    mydocidx destroy
    set msg
} "command \"mydocidx\" already exists, unable to create docidx object"

test docidx-3.3 {docidx errors} {
    catch {new mydocidx -foo} msg
    set msg
} {wrong # args: doctools::new name ?opt val...??}

# docidx methods ......................................................

test docidx-4.0 {docidx method errors} {
    new mydocidx
    catch {mydocidx} msg
    mydocidx destroy
    set msg
} "wrong # args: should be \"mydocidx option ?arg arg ...?\""

test docidx-4.1 {docidx errors} {
    new mydocidx
    catch {mydocidx foo} msg
    mydocidx destroy
    set msg
} "bad option \"foo\": must be cget, configure, destroy, format, map, search, warnings, parameters, or setparam"

# cget ..................................................................

test docidx-5.0 {cget errors} {
    new mydocidx
    catch {mydocidx cget} result
    mydocidx destroy
    set result
} [tcltest::wrongNumArgs "::doctools::idx::_cget" "name option" 1]

test docidx-5.1 {cget errors} {
    new mydocidx
    catch {mydocidx cget foo bar} result
    mydocidx destroy
    set result
} [tcltest::tooManyArgs "::doctools::idx::_cget" "name option"]

test docidx-5.2 {cget errors} {
    new mydocidx
    catch {mydocidx cget -foo} result
    mydocidx destroy
    set result
} {doctools::idx::_configure: Unknown option "-foo", expected -file, or -format}

foreach {na nb option default newvalue} {
    3  4 -file       {} foo
    5  6 -format     {} html
} {
    test docidx-5.$na {cget query} {
	new mydocidx
	set res [mydocidx cget $option]
	mydocidx destroy
	set res
    } $default ; # {}

    test docidx-5.$nb {cget set & query} {
	new mydocidx
	mydocidx configure $option $newvalue
	set res [mydocidx cget $option]
	mydocidx destroy
	set res
    } $newvalue ; # {}
}

# configure ..................................................................

test docidx-6.0 {configure errors} {
    new mydocidx
    catch {mydocidx configure -foo bar -glub} result
    mydocidx destroy
    set result
} {wrong # args: doctools::idx::_configure name ?opt val...??}
# [tcltest::wrongNumArgs "::doctools::idx::_configure" "name ?option?|?option value...?" 1]

test docidx-6.1 {configure errors} {
    new mydocidx
    catch {mydocidx configure -foo} result
    mydocidx destroy
    set result
} {doctools::idx::_configure: Unknown option "-foo", expected -file, or -format}

test docidx-6.2 {configure retrieval} {
    new mydocidx
    catch {mydocidx configure} result
    mydocidx destroy
    set result
} {-file {} -format {}}

foreach {n option illegalvalue result} {
    3 -format     barf {doctools::idx::_configure: -format: Unknown format "barf"}
} {
    test docidx-6.$n {configure illegal value} {
	new mydocidx
	catch {mydocidx configure $option $illegalvalue} result
	mydocidx destroy
	set result
    } $result
}

foreach {na nb option default newvalue} {
    4  5 -file       {} foo
    6  7 -format     {} html
} {
    test docidx-6.$na {configure query} {
	new mydocidx
	set res [mydocidx configure $option]
	mydocidx destroy
	set res
    } $default ; # {}

    test docidx-6.$nb {configure set & query} {
	new mydocidx
	mydocidx configure $option $newvalue
	set res [mydocidx configure $option]
	mydocidx destroy
	set res
    } $newvalue ; # {}
}

test docidx-6.8 {configure full retrieval} {
    new mydocidx -file foo -format html
    catch {mydocidx configure} result
    mydocidx destroy
    set result
} {-file foo -format html}

# search ..................................................................

test docidx-7.0 {search errors} {
    new mydocidx
    catch {mydocidx search} result
    mydocidx destroy
    set result
} [tcltest::wrongNumArgs "::doctools::idx::_search" "name path" 1]

test docidx-7.1 {search errors} {
    new mydocidx
    catch {mydocidx search foo bar} result
    mydocidx destroy
    set result
} [tcltest::tooManyArgs "::doctools::idx::_search" "name path"]

test docidx-7.2 {search errors} {
    new mydocidx
    catch {mydocidx search foo} result
    mydocidx destroy
    set result
} {mydocidx search: path does not exist}

test docidx-7.3 {search, initial} {
    new mydocidx
    set res [llength $::doctools::idx::docidxmydocidx::paths]
    mydocidx destroy
    set res
} 0

test docidx-7.4 {extend object search paths} {
    new mydocidx
    mydocidx search [file dirname [info script]]
    set     res [list]
    lappend res [llength $::doctools::idx::docidxmydocidx::paths]
    lappend res [lindex  $::doctools::idx::docidxmydocidx::paths 0]
    mydocidx destroy
    set     res
} [list 1 [file dirname [info script]]]

# format & warnings .......................................................

test docidx-8.0 {format errors} {
    new mydocidx
    catch {mydocidx format} result
    mydocidx destroy
    set result
} [tcltest::wrongNumArgs "::doctools::idx::_format" "name text" 1]

test docidx-8.1 {format errors} {
    new mydocidx
    catch {mydocidx format foo bar} result
    mydocidx destroy
    set result
} [tcltest::tooManyArgs "::doctools::idx::_format" "name text"]

test docidx-8.2 {format errors} {
    new mydocidx
    catch {mydocidx format foo} result
    mydocidx destroy
    set result
} {mydocidx: No format was specified}


test docidx-8.3 {format} {
    new mydocidx -format wiki
    set res [mydocidx format {[index_begin foo bar][key snafu][manpage at fubar][index_end]}]
    lappend res [mydocidx warnings]
    mydocidx destroy
    set res
} {Index '''foo''' '''bar''' '''snafu''': at {}}


# docidx syntax .......................................................

test docidx-9.0 {docidx syntax} {
    new mydocidx -format null
    catch {mydocidx format foo} result
    mydocidx destroy
    set result
} {Docidx Error in plain text at line 1, column 0:
[plain_text foo]
--> (FmtError) IDX error (idx/plaintext), "plain_text foo" : Plain text beyond whitespace is not allowed..}


test docidx-9.1 {docidx syntax, empty index, ok} {
    new mydocidx -format null
    set result [mydocidx format {[index_begin KWIC Test][index_end]}]
    mydocidx destroy
    set result
} {}

test docidx-9.2 {docidx syntax, key without references, error} {
    new mydocidx -format null
    catch {mydocidx format {[index_begin KWIC Test][key X][index_end]}} result
    mydocidx destroy
    set result
} {Docidx Error in macro at line 1, column 30:
[index_end]
--> (FmtError) IDX error (idx/endcmd), "index_end" : Command not allowed here..}


# -------------------------------------------------------------------------
## Series of tests for all available backends, check their formatting.

set k 11
foreach format {
    null html nroff
    text wiki markdown
} {
    set n 0
    foreach src [TestFilesGlob tests/idx/idx/*] {
	# Get the expected result
	set dst [localPath [file join tests idx $format [file tail $src]]]
	set map {} ; lappend map @USR@ $tcl_platform(user)
	set rem {} ; lappend rem $tcl_platform(user) @USR@
	if {$format eq "nroff"} {
		lappend map ".so man.macros\n" [fileutil::cat [localPath mpformats/man.macros]]
	}
	if {[catch {
	    set expected [string map $map [fileutil::cat $dst]]
	}]} { set expected **missing** }

	test docidx-${format}-${k}.$n "docidx backends, $format/[file tail $src]" {
	    new mydocidx
	    mydocidx configure \
		-format    $format \
		-file      .FILE.
	    if {[catch {
		set res [mydocidx format [fileutil::cat $src]]
	    }]} {
		set res $::errorInfo
	    }
	    mydocidx destroy
	    #fileutil::writeFile ${dst}.actual [string map $rem $res]
	    set res
	} $expected

	#fileutil::writeFile ${dst}.expected $expected
	incr n
    }
    incr k
}

# -------------------------------------------------------------------------

namespace forget ::doctools::idx::new

# -------------------------------------------------------------------------

testsuiteCleanup
return