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+# Commands covered:  set
+#
+# 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.
+#
+# SCCS: @(#) set.test 1.6 97/06/23 18:18:54
+
+if {[string compare test [info procs test]] == 1} then {source defs}
+
+catch {unset x}
+catch {unset i}
+
+test set-1.1 {TclCompileSetCmd: missing variable name} {
+    list [catch {set} msg] $msg
+} {1 {wrong # args: should be "set varName ?newValue?"}}
+test set-1.2 {TclCompileSetCmd: simple variable name} {
+    set i 10
+    list [set i] $i
+} {10 10}
+test set-1.3 {TclCompileSetCmd: error compiling variable name} {
+    set i 10
+    catch {set "i"xxx} msg
+    set msg
+} {quoted string doesn't terminate properly}
+test set-1.4 {TclCompileSetCmd: simple variable name in quotes} {
+    set i 17
+    list [set "i"] $i
+} {17 17}
+test set-1.5 {TclCompileSetCmd: simple variable name in braces} {
+    catch {unset {a simple var}}
+    set {a simple var} 27
+    list [set {a simple var}] ${a simple var}
+} {27 27}
+test set-1.6 {TclCompileSetCmd: simple array variable name} {
+    catch {unset a}
+    set a(foo) 37
+    list [set a(foo)] $a(foo)
+} {37 37}
+test set-1.7 {TclCompileSetCmd: non-simple (computed) variable name} {
+    set x "i"
+    set i 77
+    list [set $x] $i
+} {77 77}
+test set-1.8 {TclCompileSetCmd: non-simple (computed) variable name} {
+    set x "i"
+    set i 77
+    list [set [set x] 2] $i
+} {2 2}
+
+test set-1.9 {TclCompileSetCmd: 3rd arg => assignment} {
+    set i "abcdef"
+    list [set i] $i
+} {abcdef abcdef}
+test set-1.10 {TclCompileSetCmd: only two args => just getting value} {
+    set i {one two}
+    set i
+} {one two}
+
+test set-1.11 {TclCompileSetCmd: simple global name} {
+    proc p {} {
+        global i
+        set i 54
+        set i
+    }
+    p
+} {54}
+test set-1.12 {TclCompileSetCmd: simple local name} {
+    proc p {bar} {
+        set foo $bar
+        set foo
+    }
+    p 999
+} {999}
+test set-1.13 {TclCompileSetCmd: simple but new (unknown) local name} {
+    proc p {} {
+        set bar
+    }
+    catch {p} msg
+    set msg
+} {can't read "bar": no such variable}
+test set-1.14 {TclCompileSetCmd: simple local name, >255 locals} {
+    proc 260locals {} {
+        # create 260 locals (the last ones with index > 255)
+        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 1234
+    }
+    260locals
+} {1234}
+test set-1.15 {TclCompileSetCmd: variable is array} {
+    catch {unset a}
+    set x 27
+    set x [set a(foo) 11]
+    catch {unset a}
+    set x
+} 11
+test set-1.16 {TclCompileSetCmd: variable is array, elem substitutions} {
+    catch {unset a}
+    set i 5
+    set x 789
+    set a(foo5) 27
+    set x [set a(foo$i)]
+    catch {unset a}
+    set x
+} 27
+
+test set-1.17 {TclCompileSetCmd: doing assignment, simple int} {
+    set i 5
+    set i 123
+} 123
+test set-1.18 {TclCompileSetCmd: doing assignment, simple int} {
+    set i 5
+    set i -100
+} -100
+test set-1.19 {TclCompileSetCmd: doing assignment, simple but not int} {
+    set i 5
+    set i 0x12MNOP
+    set i
+} {0x12MNOP}
+test set-1.20 {TclCompileSetCmd: doing assignment, in quotes} {
+    set i 25
+    set i "-100"
+} -100
+test set-1.21 {TclCompileSetCmd: doing assignment, in braces} {
+    set i 24
+    set i {126}
+} 126
+test set-1.22 {TclCompileSetCmd: doing assignment, large int} {
+    set i 5
+    set i 200000
+} 200000
+test set-1.23 {TclCompileSetCmd: doing assignment, formatted int != int} {
+    set i 25
+    set i 000012345     ;# an octal literal == 5349 decimal
+    list $i [incr i]
+} {000012345 5350}
+
+test set-1.24 {TclCompileSetCmd: too many arguments} {
+    set i 10
+    catch {set i 20 30} msg
+    set msg
+} {wrong # args: should be "set varName ?newValue?"}
+
+test set-2.1 {set command: runtime error, bad variable name} {
+    list [catch {set {"foo}} msg] $msg $errorInfo
+} {1 {can't read ""foo": no such variable} {can't read ""foo": no such variable
+    while executing
+"set {"foo}"}}
+test set-2.2 {set command: runtime error, not array variable} {
+    catch {unset b}
+    set b 44
+    list [catch {set b(123)} msg] $msg
+} {1 {can't read "b(123)": variable isn't array}}
+test set-2.3 {set command: runtime error, errors in reading variables} {
+    catch {unset a}
+    set a(6) 44
+    list [catch {set a(18)} msg] $msg
+} {1 {can't read "a(18)": no such element in array}}
+test set-2.4 {set command: runtime error, readonly variable} {
+    proc readonly args {error "variable is read-only"}
+    set x 123
+    trace var x w readonly
+    list [catch {set x 1} msg] $msg $errorInfo
+} {1 {can't set "x": variable is read-only} {can't set "x": variable is read-only
+    while executing
+"set x 1"}}
+test set-2.5 {set command: runtime error, basic array operations} {
+    list [catch {set a(other)} msg] $msg
+} {1 {can't read "a(other)": no such element in array}}
+test set-2.6 {set command: runtime error, basic array operations} {
+    list [catch {set a} msg] $msg
+} {1 {can't read "a": variable is array}}
+
+catch {unset a}
+catch {unset b}
+catch {unset i}
+catch {unset x}
+return ""