proc bc_find_binaries {zCaption} {
# Search for binaries to test against. Any executable files that match
# our naming convention are assumed to be testfixture binaries to test
# against.
#
set binaries [list]
set pattern "[file tail [info nameofexec]]?*"
if {$::tcl_platform(platform)=="windows"} {
set pattern [string map {\.exe {}} $pattern]
}
foreach file [glob -nocomplain $pattern] {
if {[file executable $file] && [file isfile $file]} {lappend binaries $file}
}
if {[llength $binaries]==0} {
puts "WARNING: No historical binaries to test against."
puts "WARNING: Omitting backwards-compatibility tests"
}
foreach bin $binaries {
puts -nonewline "Testing against $bin - "
flush stdout
puts "version [get_version $bin]"
}
set ::BC(binaries) $binaries
return $binaries
}
proc get_version {binary} {
set chan [launch_testfixture $binary]
set v [testfixture $chan { sqlite3 -version }]
close $chan
set v
}
proc do_bc_test {bin script} {
forcedelete test.db
set ::bc_chan [launch_testfixture $bin]
proc code1 {tcl} { uplevel #0 $tcl }
proc code2 {tcl} { testfixture $::bc_chan $tcl }
proc sql1 sql { code1 [list db eval $sql] }
proc sql2 sql { code2 [list db eval $sql] }
code1 { sqlite3 db test.db }
code2 { sqlite3 db test.db }
set bintag [string map {testfixture {}} $bin]
set bintag [string map {\.exe {}} $bintag]
if {$bintag == ""} {set bintag self}
set saved_prefix $::testprefix
append ::testprefix ".$bintag"
uplevel $script
set ::testprefix $saved_prefix
catch { code1 { db close } }
catch { code2 { db close } }
catch { close $::bc_chan }
}
proc do_all_bc_test {script} {
foreach bin $::BC(binaries) {
uplevel [list do_bc_test $bin $script]
}
}