diff options
Diffstat (limited to 'tests/platform.test')
| -rw-r--r-- | tests/platform.test | 60 |
1 files changed, 45 insertions, 15 deletions
diff --git a/tests/platform.test b/tests/platform.test index b81103c..6596975 100644 --- a/tests/platform.test +++ b/tests/platform.test @@ -8,32 +8,62 @@ # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. -# -# RCS: @(#) -if {[lsearch [namespace children] ::tcltest] == -1} { - source [file join [pwd] [file dirname [info script]] defs.tcl] -} +package require tcltest 2 + +namespace eval ::tcl::test::platform { + namespace import ::tcltest::testConstraint + namespace import ::tcltest::test + namespace import ::tcltest::cleanupTests + + variable ::tcl_platform + +::tcltest::loadTestedCommands +catch [list package require -exact Tcltest [info patchlevel]] + +testConstraint testCPUID [llength [info commands testcpuid]] test platform-1.1 {TclpSetVariables: tcl_platform} { interp create i i eval {catch {unset tcl_platform(debug)}} + i eval {catch {unset tcl_platform(threaded)}} set result [i eval {lsort [array names tcl_platform]}] interp delete i set result -} {byteOrder machine os osVersion platform user} - -# cleanup -::tcltest::cleanupTests -return - - - - - +} {byteOrder machine os osVersion pathSeparator platform pointerSize user wordSize} +# Test assumes twos-complement arithmetic, which is true of virtually +# everything these days. Note that this does *not* use wide(), and +# this is intentional since that could make Tcl's numbers wider than +# the machine-integer on some platforms... +test platform-2.1 {tcl_platform(wordSize) indicates size of native word} { + set result [expr {int(1 << (8 * $tcl_platform(wordSize) - 1))}] + # Result must be the largest bit in a machine word, which this checks + # without assuming how wide the word really is + list [expr {$result < 0}] [expr {$result ^ int($result - 1)}] +} {1 -1} +# On Windows/UNIX, test that the CPU ID works +test platform-3.1 {CPU ID on Windows/UNIX} \ + -constraints testCPUID \ + -body { + set cpudata [testcpuid 0] + binary format iii \ + [lindex $cpudata 1] \ + [lindex $cpudata 3] \ + [lindex $cpudata 2] + } \ + -match regexp \ + -result {^(?:AuthenticAMD|CentaurHauls|CyrixInstead|GenuineIntel)$} +# cleanup +cleanupTests +} +namespace delete ::tcl::test::platform +return +# Local Variables: +# mode: tcl +# End: |