# -*- tcl -*-
# Tests for the cache::async module.
#
# Copyright (c) 2008 Andreas Kupries <andreas_kupries@users.sourceforge.net>
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# RCS: @(#) $Id: async.test,v 1.1 2008/11/19 06:04:59 andreas_kupries Exp $

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

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

testsNeedTcl     8.4
testsNeedTcltest 2.0

testing {
    useLocal async.tcl cache::async
}

# -------------------------------------------------------------------------
# Helper commands

proc DATA_NONE {method key cmd} {
    res+ DATA_NONE $method $key $cmd
    set ::wait .
    return -code error "Should not be called"
}

proc DATA_VALUE {method key cmd} {
    res+ DATA_VALUE $method $key $cmd
    eval [linsert $cmd end set $key ALPHA]
    return
}

proc DATA_HOLE {method key cmd} {
    res+ DATA_HOLE $method $key $cmd
    eval [linsert $cmd end unset $key]
    return
}

proc DONE {args} {
    res+ DONE $args
    set ::wait .
    return
}

proc WAIT {} {
    res+ WAIT
    vwait ::wait
    res+ RESUME
}

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

test cache-async-1.0 {preset value} -setup {
    cache::async ca DATA_NONE
    ca set KEY VALUE
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DONE {set KEY VALUE}
RESUME}

test cache-async-1.1 {preset hole} -setup {
    cache::async ca DATA_NONE
    ca unset KEY
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DONE {unset KEY}
RESUME}

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

test cache-async-2.0 {provider value} -setup {
    cache::async ca DATA_VALUE
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DATA_VALUE get KEY ::ca
DONE {set KEY ALPHA}
RESUME}

test cache-async-2.1 {provider hole} -setup {
    cache::async ca DATA_HOLE
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DATA_HOLE get KEY ::ca
DONE {unset KEY}
RESUME}

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

test cache-async-3.0 {provider value, multi request merge} -setup {
    cache::async ca DATA_VALUE
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    ca get KEY DONE
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DATA_VALUE get KEY ::ca
DONE {set KEY ALPHA}
DONE {set KEY ALPHA}
DONE {set KEY ALPHA}
RESUME}

test cache-async-3.1 {provider hole, multi request merge} -setup {
    cache::async ca DATA_HOLE
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    ca get KEY DONE
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DATA_HOLE get KEY ::ca
DONE {unset KEY}
DONE {unset KEY}
DONE {unset KEY}
RESUME}

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

test cache-async-4.0 {preset value, sync return on hit} -setup {
    cache::async ca DATA_NONE -full-async-results 0
    ca set KEY VALUE
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
DONE {set KEY VALUE}}

test cache-async-4.1 {preset hole, sync return on hit} -setup {
    cache::async ca DATA_NONE -full-async-results 0
    ca unset KEY
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
DONE {unset KEY}}

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

test cache-async-5.0 {provider value, stays async} -setup {
    cache::async ca DATA_VALUE -full-async-results 0
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DATA_VALUE get KEY ::ca
DONE {set KEY ALPHA}
RESUME}

test cache-async-5.1 {provider hole, stays async} -setup {
    cache::async ca DATA_HOLE -full-async-results 0
    res!
} -body {
    res+ BEGIN
    ca get KEY DONE
    WAIT
    res?lines
} -cleanup {
    ca destroy
} -result {BEGIN
WAIT
DATA_HOLE get KEY ::ca
DONE {unset KEY}
RESUME}

# -------------------------------------------------------------------------
testsuiteCleanup
