# Commands covered: incr # # 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) 1996 Sun Microsystems, Inc. # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # # RCS: @(#) $Id: incr.test,v 1.2 2001/09/14 01:43:40 zlaski Exp $ if {[string compare test [info procs test]] == 1} then {source defs} # Basic "incr" operation. catch {unset x} catch {unset i} test incr-1.1 {TclCompileIncrCmd: missing variable name} { list [catch {incr} msg] $msg } {1 {wrong # args: should be "incr varName ?increment?"}} test incr-1.2 {TclCompileIncrCmd: simple variable name} { set i 10 list [incr i] $i } {11 11} test incr-1.3 {TclCompileIncrCmd: error compiling variable name} { set i 10 catch {incr "i"xxx} msg set msg } {extra characters after close-quote} test incr-1.4 {TclCompileIncrCmd: simple variable name in quotes} { set i 17 list [incr "i"] $i } {18 18} test incr-1.5 {TclCompileIncrCmd: simple variable name in braces} { catch {unset {a simple var}} set {a simple var} 27 list [incr {a simple var}] ${a simple var} } {28 28} test incr-1.6 {TclCompileIncrCmd: simple array variable name} { catch {unset a} set a(foo) 37 list [incr a(foo)] $a(foo) } {38 38} test incr-1.7 {TclCompileIncrCmd: non-simple (computed) variable name} { set x "i" set i 77 list [incr $x 2] $i } {79 79} test incr-1.8 {TclCompileIncrCmd: non-simple (computed) variable name} { set x "i" set i 77 list [incr [set x] +2] $i } {79 79} test incr-1.9 {TclCompileIncrCmd: increment given} { set i 10 list [incr i +07] $i } {17 17} test incr-1.10 {TclCompileIncrCmd: no increment given} { set i 10 list [incr i] $i } {11 11} test incr-1.11 {TclCompileIncrCmd: simple global name} { proc p {} { global i set i 54 incr i } p } {55} test incr-1.12 {TclCompileIncrCmd: simple local name} { proc p {} { set foo 100 incr foo } p } {101} test incr-1.13 {TclCompileIncrCmd: simple but new (unknown) local name} { proc p {} { incr bar } catch {p} msg set msg } {can't read "bar": no such variable} test incr-1.14 {TclCompileIncrCmd: simple local name, >255 locals} { proc 260locals {} { # create 260 locals set a0 0; set a1 0; set a2 0; set a3 0; set a4 0 set a5 0; set a6 0; set a7 0; set a8 0; set a9 0 set b0 0; set b1 0; set b2 0; set b3 0; set b4 0 set b5 0; set b6 0; set b7 0; set b8 0; set b9 0 set c0 0; set c1 0; set c2 0; set c3 0; set c4 0 set c5 0; set c6 0; set c7 0; set c8 0; set c9 0 set d0 0; set d1 0; set d2 0; set d3 0; set d4 0 set d5 0; set d6 0; set d7 0; set d8 0; set d9 0 set e0 0; set e1 0; set e2 0; set e3 0; set e4 0 set e5 0; set e6 0; set e7 0; set e8 0; set e9 0 set f0 0; set f1 0; set f2 0; set f3 0; set f4 0 set f5 0; set f6 0; set f7 0; set f8 0; set f9 0 set g0 0; set g1 0; set g2 0; set g3 0; set g4 0 set g5 0; set g6 0; set g7 0; set g8 0; set g9 0 set h0 0; set h1 0; set h2 0; set h3 0; set h4 0 set h5 0; set h6 0; set h7 0; set h8 0; set h9 0 set i0 0; set i1 0; set i2 0; set i3 0; set i4 0 set i5 0; set i6 0; set i7 0; set i8 0; set i9 0 set j0 0; set j1 0; set j2 0; set j3 0; set j4 0 set j5 0; set j6 0; set j7 0; set j8 0; set j9 0 set k0 0; set k1 0; set k2 0; set k3 0; set k4 0 set k5 0; set k6 0; set k7 0; set k8 0; set k9 0 set l0 0; set l1 0; set l2 0; set l3 0; set l4 0 set l5 0; set l6 0; set l7 0; set l8 0; set l9 0 set m0 0; set m1 0; set m2 0; set m3 0; set m4 0 set m5 0; set m6 0; set m7 0; set m8 0; set m9 0 set n0 0; set n1 0; set n2 0; set n3 0; set n4 0 set n5 0; set n6 0; set n7 0; set n8 0; set n9 0 set o0 0; set o1 0; set o2 0; set o3 0; set o4 0 set o5 0; set o6 0; set o7 0; set o8 0; set o9 0 set p0 0; set p1 0; set p2 0; set p3 0; set p4 0 set p5 0; set p6 0; set p7 0; set p8 0; set p9 0 set q0 0; set q1 0; set q2 0; set q3 0; set q4 0 set q5 0; set q6 0; set q7 0; set q8 0; set q9 0 set r0 0; set r1 0; set r2 0; set r3 0; set r4 0 set r5 0; set r6 0; set r7 0; set r8 0; set r9 0 set s0 0; set s1 0; set s2 0; set s3 0; set s4 0 set s5 0; set s6 0; set s7 0; set s8 0; set s9 0 set t0 0; set t1 0; set t2 0; set t3 0; set t4 0 set t5 0; set t6 0; set t7 0; set t8 0; set t9 0 set u0 0; set u1 0; set u2 0; set u3 0; set u4 0 set u5 0; set u6 0; set u7 0; set u8 0; set u9 0 set v0 0; set v1 0; set v2 0; set v3 0; set v4 0 set v5 0; set v6 0; set v7 0; set v8 0; set v9 0 set w0 0; set w1 0; set w2 0; set w3 0; set w4 0 set w5 0; set w6 0; set w7 0; set w8 0; set w9 0 set x0 0; set x1 0; set x2 0; set x3 0; set x4 0 set x5 0; set x6 0; set x7 0; set x8 0; set x9 0 set y0 0; set y1 0; set y2 0; set y3 0; set y4 0 set y5 0; set y6 0; set y7 0; set y8 0; set y9 0 set z0 0; set z1 0; set z2 0; set z3 0; set z4 0 set z5 0; set z6 0; set z7 0; set z8 0; set z9 0 # now increment the last one (local var index > 255) incr z9 } 260locals } {1} test incr-1.15 {TclCompileIncrCmd: variable is array} { catch {unset a} set a(foo) 27 set x [incr a(foo) 11] catch {unset a} set x } 38 test incr-1.16 {TclCompileIncrCmd: variable is array, elem substitutions} { catch {unset a} set i 5 set a(foo5) 27 set x [incr a(foo$i) 11] catch {unset a} set x } 38 test incr-1.17 {TclCompileIncrCmd: increment given, simple int} { set i 5 incr i 123 } 128 test incr-1.18 {TclCompileIncrCmd: increment given, simple int} { set i 5 incr i -100 } -95 test incr-1.19 {TclCompileIncrCmd: increment given, but erroneous} { set i 5 catch {incr i [set]} msg set errorInfo } {wrong # args: should be "set varName ?newValue?" while compiling "set" (increment expression) while compiling "incr i [set]"} test incr-1.20 {TclCompileIncrCmd: increment given, in quotes} { set i 25 incr i "-100" } -75 test incr-1.21 {TclCompileIncrCmd: increment given, in braces} { set i 24 incr i {126} } 150 test incr-1.22 {TclCompileIncrCmd: increment given, large int} { set i 5 incr i 200000 } 200005 test incr-1.23 {TclCompileIncrCmd: increment given, formatted int != int} { set i 25 incr i 000012345 ;# an octal literal } 5374 test incr-1.24 {TclCompileIncrCmd: increment given, formatted int != int} { set i 25 catch {incr i 1a} msg set msg } {expected integer but got "1a"} test incr-1.25 {TclCompileIncrCmd: too many arguments} { set i 10 catch {incr i 10 20} msg set msg } {wrong # args: should be "incr varName ?increment?"} test incr-1.26 {TclCompileIncrCmd: runtime error, bad variable name} { list [catch {incr {"foo}} msg] $msg $errorInfo } {1 {can't read ""foo": no such variable} {can't read ""foo": no such variable (reading value of variable to increment) invoked from within "incr {"foo}"}} test incr-1.27 {TclCompileIncrCmd: runtime error, bad variable name} { list [catch {incr [set]} msg] $msg $errorInfo } {1 {wrong # args: should be "set varName ?newValue?"} {wrong # args: should be "set varName ?newValue?" while compiling "set" while compiling "incr [set]"}} test incr-1.28 {TclCompileIncrCmd: runtime error, readonly variable} { proc readonly args {error "variable is read-only"} set x 123 trace var x w readonly list [catch {incr x 1} msg] $msg $errorInfo } {1 {can't set "x": variable is read-only} {can't set "x": variable is read-only while executing "incr x 1"}} catch {unset x} test incr-1.29 {TclCompileIncrCmd: runtime error, bad variable value} { set x " - " list [catch {incr x 1} msg] $msg } {1 {expected integer but got " - "}} # Check "incr" and computed command names. test incr-2.1 {incr and computed command names} { set i 5 set z incr $z i -1 set i } 4