path: root/tests/parseExpr.test

# This file contains a collection of tests for the procedures in the
# file tclParseExpr.c.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1997 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# RCS: @(#) $Id: parseExpr.test,v 1.12 2004/05/19 20:15:32 dkf Exp $

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

# Note that the Tcl expression parser (tclParseExpr.c) does not check
# the semantic validity of the expressions it parses. It does not check,
# for example, that a math function actually exists, or that the operands
# of "<<" are integers.

testConstraint testexprparser [llength [info commands testexprparser]]

# Some tests only work if wide integers (>32bit) are not found to be
# integers at all.

testConstraint wideIntegerUnparsed [expr {-1 == 0xffffffff}]

######################################################################

test parseExpr-1.1 {Tcl_ParseExpr procedure, computing string length} testexprparser {
    testexprparser [bytestring "1+2\0 +3"] -1
} {- {} 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-1.2 {Tcl_ParseExpr procedure, computing string length} testexprparser {
    testexprparser "1  + 2" -1
} {- {} 0 subexpr {1  + 2} 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-1.3 {Tcl_ParseExpr procedure, error getting initial lexeme} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-1.4 {Tcl_ParseExpr procedure, error in conditional expression} testexprparser {
    list [catch {testexprparser {foo+} -1} msg] $msg
} {1 {syntax error in expression "foo+": variable references require preceding $}}
test parseExpr-1.5 {Tcl_ParseExpr procedure, lexemes after the expression} testexprparser {
    list [catch {testexprparser {1+2 345} -1} msg] $msg
} {1 {syntax error in expression "1+2 345": extra tokens at end of expression}}

test parseExpr-2.1 {ParseCondExpr procedure, valid test subexpr} testexprparser {
    testexprparser {2>3? 1 : 0} -1
} {- {} 0 subexpr {2>3? 1 : 0} 11 operator ? 0 subexpr 2>3 5 operator > 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-2.2 {ParseCondExpr procedure, error in test subexpr} testexprparser {
    list [catch {testexprparser {0 || foo} -1} msg] $msg
} {1 {syntax error in expression "0 || foo": variable references require preceding $}}
test parseExpr-2.3 {ParseCondExpr procedure, next lexeme isn't "?"} testexprparser {
    testexprparser {1+2} -1
} {- {} 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-2.4 {ParseCondExpr procedure, next lexeme is "?"} testexprparser {
    testexprparser {1+2 ? 3 : 4} -1
} {- {} 0 subexpr {1+2 ? 3 : 4} 11 operator ? 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-2.5 {ParseCondExpr procedure, bad lexeme after "?"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1+2 ? 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-2.6 {ParseCondExpr procedure, valid "then" subexpression} testexprparser {
    testexprparser {1? 3 : 4} -1
} {- {} 0 subexpr {1? 3 : 4} 7 operator ? 0 subexpr 1 1 text 1 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-2.7 {ParseCondExpr procedure, error in "then" subexpression} testexprparser {
    list [catch {testexprparser {1? fred : martha} -1} msg] $msg
} {1 {syntax error in expression "1? fred : martha": variable references require preceding $}}
test parseExpr-2.8 {ParseCondExpr procedure, lexeme after "then" subexpr isn't ":"} testexprparser {
    list [catch {testexprparser {1? 2 martha 3} -1} msg] $msg
} {1 {syntax error in expression "1? 2 martha 3": missing colon from ternary conditional}}
test parseExpr-2.9 {ParseCondExpr procedure, valid "else" subexpression} testexprparser {
    testexprparser {27||3? 3 : 4&&9} -1
} {- {} 0 subexpr {27||3? 3 : 4&&9} 15 operator ? 0 subexpr 27||3 5 operator || 0 subexpr 27 1 text 27 0 subexpr 3 1 text 3 0 subexpr 3 1 text 3 0 subexpr 4&&9 5 operator && 0 subexpr 4 1 text 4 0 subexpr 9 1 text 9 0 {}}
test parseExpr-2.10 {ParseCondExpr procedure, error in "else" subexpression} testexprparser {
    list [catch {testexprparser {1? 2 : martha} -1} msg] $msg
} {1 {syntax error in expression "1? 2 : martha": variable references require preceding $}}

test parseExpr-3.1 {ParseLorExpr procedure, valid logical and subexpr} testexprparser {
    testexprparser {1&&2 || 3} -1
} {- {} 0 subexpr {1&&2 || 3} 9 operator || 0 subexpr 1&&2 5 operator && 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-3.2 {ParseLorExpr procedure, error in logical and subexpr} testexprparser {
    list [catch {testexprparser {1&&foo || 3} -1} msg] $msg
} {1 {syntax error in expression "1&&foo || 3": variable references require preceding $}}
test parseExpr-3.3 {ParseLorExpr procedure, next lexeme isn't "||"} testexprparser {
    testexprparser {1&&2? 1 : 0} -1
} {- {} 0 subexpr {1&&2? 1 : 0} 11 operator ? 0 subexpr 1&&2 5 operator && 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-3.4 {ParseLorExpr procedure, next lexeme is "||"} testexprparser {
    testexprparser {1&&2 || 3} -1
} {- {} 0 subexpr {1&&2 || 3} 9 operator || 0 subexpr 1&&2 5 operator && 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-3.5 {ParseLorExpr procedure, bad lexeme after "||"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1&&2 || 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-3.6 {ParseLorExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1&&2 || 3 || 4} -1
} {- {} 0 subexpr {1&&2 || 3 || 4} 13 operator || 0 subexpr {1&&2 || 3} 9 operator || 0 subexpr 1&&2 5 operator && 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-3.7 {ParseLorExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1&&2 || 3 || martha} -1} msg] $msg
} {1 {syntax error in expression "1&&2 || 3 || martha": variable references require preceding $}}

test parseExpr-4.1 {ParseLandExpr procedure, valid LHS "|" subexpr} testexprparser {
    testexprparser {1|2 && 3} -1
} {- {} 0 subexpr {1|2 && 3} 9 operator && 0 subexpr 1|2 5 operator | 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-4.2 {ParseLandExpr procedure, error in LHS "|" subexpr} testexprparser {
    list [catch {testexprparser {1&&foo && 3} -1} msg] $msg
} {1 {syntax error in expression "1&&foo && 3": variable references require preceding $}}
test parseExpr-4.3 {ParseLandExpr procedure, next lexeme isn't "&&"} testexprparser {
    testexprparser {1|2? 1 : 0} -1
} {- {} 0 subexpr {1|2? 1 : 0} 11 operator ? 0 subexpr 1|2 5 operator | 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-4.4 {ParseLandExpr procedure, next lexeme is "&&"} testexprparser {
    testexprparser {1|2 && 3} -1
} {- {} 0 subexpr {1|2 && 3} 9 operator && 0 subexpr 1|2 5 operator | 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-4.5 {ParseLandExpr procedure, bad lexeme after "&&"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1|2 && 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-4.6 {ParseLandExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1|2 && 3 && 4} -1
} {- {} 0 subexpr {1|2 && 3 && 4} 13 operator && 0 subexpr {1|2 && 3} 9 operator && 0 subexpr 1|2 5 operator | 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-4.7 {ParseLandExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1|2 && 3 && martha} -1} msg] $msg
} {1 {syntax error in expression "1|2 && 3 && martha": variable references require preceding $}}

test parseExpr-5.1 {ParseBitOrExpr procedure, valid LHS "^" subexpr} testexprparser {
    testexprparser {1^2 | 3} -1
} {- {} 0 subexpr {1^2 | 3} 9 operator | 0 subexpr 1^2 5 operator ^ 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-5.2 {ParseBitOrExpr procedure, error in LHS "^" subexpr} testexprparser {
    list [catch {testexprparser {1|foo | 3} -1} msg] $msg
} {1 {syntax error in expression "1|foo | 3": variable references require preceding $}}
test parseExpr-5.3 {ParseBitOrExpr procedure, next lexeme isn't "|"} testexprparser {
    testexprparser {1^2? 1 : 0} -1
} {- {} 0 subexpr {1^2? 1 : 0} 11 operator ? 0 subexpr 1^2 5 operator ^ 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-5.4 {ParseBitOrExpr procedure, next lexeme is "|"} testexprparser {
    testexprparser {1^2 | 3} -1
} {- {} 0 subexpr {1^2 | 3} 9 operator | 0 subexpr 1^2 5 operator ^ 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-5.5 {ParseBitOrExpr procedure, bad lexeme after "|"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1^2 | 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-5.6 {ParseBitOrExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1^2 | 3 | 4} -1
} {- {} 0 subexpr {1^2 | 3 | 4} 13 operator | 0 subexpr {1^2 | 3} 9 operator | 0 subexpr 1^2 5 operator ^ 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-5.7 {ParseBitOrExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1^2 | 3 | martha} -1} msg] $msg
} {1 {syntax error in expression "1^2 | 3 | martha": variable references require preceding $}}

test parseExpr-6.1 {ParseBitXorExpr procedure, valid LHS "&" subexpr} testexprparser {
    testexprparser {1&2 ^ 3} -1
} {- {} 0 subexpr {1&2 ^ 3} 9 operator ^ 0 subexpr 1&2 5 operator & 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-6.2 {ParseBitXorExpr procedure, error in LHS "&" subexpr} testexprparser {
    list [catch {testexprparser {1^foo ^ 3} -1} msg] $msg
} {1 {syntax error in expression "1^foo ^ 3": variable references require preceding $}}
test parseExpr-6.3 {ParseBitXorExpr procedure, next lexeme isn't "^"} testexprparser {
    testexprparser {1&2? 1 : 0} -1
} {- {} 0 subexpr {1&2? 1 : 0} 11 operator ? 0 subexpr 1&2 5 operator & 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-6.4 {ParseBitXorExpr procedure, next lexeme is "^"} testexprparser {
    testexprparser {1&2 ^ 3} -1
} {- {} 0 subexpr {1&2 ^ 3} 9 operator ^ 0 subexpr 1&2 5 operator & 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-6.5 {ParseBitXorExpr procedure, bad lexeme after "^"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1&2 ^ 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-6.6 {ParseBitXorExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1&2 ^ 3 ^ 4} -1
} {- {} 0 subexpr {1&2 ^ 3 ^ 4} 13 operator ^ 0 subexpr {1&2 ^ 3} 9 operator ^ 0 subexpr 1&2 5 operator & 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-6.7 {ParseBitXorExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1&2 ^ 3 ^ martha} -1} msg] $msg
} {1 {syntax error in expression "1&2 ^ 3 ^ martha": variable references require preceding $}}

test parseExpr-7.1 {ParseBitAndExpr procedure, valid LHS equality subexpr} testexprparser {
    testexprparser {1==2 & 3} -1
} {- {} 0 subexpr {1==2 & 3} 9 operator & 0 subexpr 1==2 5 operator == 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-7.2 {ParseBitAndExpr procedure, error in LHS equality subexpr} testexprparser {
    list [catch {testexprparser {1!=foo & 3} -1} msg] $msg
} {1 {syntax error in expression "1!=foo & 3": variable references require preceding $}}
test parseExpr-7.3 {ParseBitAndExpr procedure, next lexeme isn't "&"} testexprparser {
    testexprparser {1==2? 1 : 0} -1
} {- {} 0 subexpr {1==2? 1 : 0} 11 operator ? 0 subexpr 1==2 5 operator == 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-7.4 {ParseBitAndExpr procedure, next lexeme is "&"} testexprparser {
    testexprparser {1>2 & 3} -1
} {- {} 0 subexpr {1>2 & 3} 9 operator & 0 subexpr 1>2 5 operator > 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-7.5 {ParseBitAndExpr procedure, bad lexeme after "&"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1==2 & 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-7.6 {ParseBitAndExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1<2 & 3 & 4} -1
} {- {} 0 subexpr {1<2 & 3 & 4} 13 operator & 0 subexpr {1<2 & 3} 9 operator & 0 subexpr 1<2 5 operator < 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-7.7 {ParseBitAndExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1==2 & 3>2 & martha} -1} msg] $msg
} {1 {syntax error in expression "1==2 & 3>2 & martha": variable references require preceding $}}

test parseExpr-8.1 {ParseEqualityExpr procedure, valid LHS relational subexpr} testexprparser {
    testexprparser {1<2 == 3} -1
} {- {} 0 subexpr {1<2 == 3} 9 operator == 0 subexpr 1<2 5 operator < 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-8.2 {ParseEqualityExpr procedure, error in LHS relational subexpr} testexprparser {
    list [catch {testexprparser {1>=foo == 3} -1} msg] $msg
} {1 {syntax error in expression "1>=foo == 3": variable references require preceding $}}
test parseExpr-8.3 {ParseEqualityExpr procedure, next lexeme isn't "==" or "!="} testexprparser {
    testexprparser {1<2? 1 : 0} -1
} {- {} 0 subexpr {1<2? 1 : 0} 11 operator ? 0 subexpr 1<2 5 operator < 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-8.4 {ParseEqualityExpr procedure, next lexeme is "==" or "!="} testexprparser {
    testexprparser {1<2 == 3} -1
} {- {} 0 subexpr {1<2 == 3} 9 operator == 0 subexpr 1<2 5 operator < 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-8.5 {ParseEqualityExpr procedure, next lexeme is "==" or "!="} testexprparser {
    testexprparser {1<2 != 3} -1
} {- {} 0 subexpr {1<2 != 3} 9 operator != 0 subexpr 1<2 5 operator < 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-8.6 {ParseEqualityExpr procedure, bad lexeme after "==" or "!="} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1<2 == 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-8.7 {ParseEqualityExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1<2 == 3 == 4} -1
} {- {} 0 subexpr {1<2 == 3 == 4} 13 operator == 0 subexpr {1<2 == 3} 9 operator == 0 subexpr 1<2 5 operator < 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-8.8 {ParseEqualityExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1<2 == 3 != martha} -1} msg] $msg
} {1 {syntax error in expression "1<2 == 3 != martha": variable references require preceding $}}

test parseExpr-9.1 {ParseRelationalExpr procedure, valid LHS shift subexpr} testexprparser {
    testexprparser {1<<2 < 3} -1
} {- {} 0 subexpr {1<<2 < 3} 9 operator < 0 subexpr 1<<2 5 operator << 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-9.2 {ParseRelationalExpr procedure, error in LHS shift subexpr} testexprparser {
    list [catch {testexprparser {1>=foo < 3} -1} msg] $msg
} {1 {syntax error in expression "1>=foo < 3": variable references require preceding $}}
test parseExpr-9.3 {ParseRelationalExpr procedure, next lexeme isn't relational op} testexprparser {
    testexprparser {1<<2? 1 : 0} -1
} {- {} 0 subexpr {1<<2? 1 : 0} 11 operator ? 0 subexpr 1<<2 5 operator << 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-9.4 {ParseRelationalExpr procedure, next lexeme is relational op} testexprparser {
    testexprparser {1<<2 < 3} -1
} {- {} 0 subexpr {1<<2 < 3} 9 operator < 0 subexpr 1<<2 5 operator << 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-9.5 {ParseRelationalExpr procedure, next lexeme is relational op} testexprparser {
    testexprparser {1>>2 > 3} -1
} {- {} 0 subexpr {1>>2 > 3} 9 operator > 0 subexpr 1>>2 5 operator >> 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-9.6 {ParseRelationalExpr procedure, next lexeme is relational op} testexprparser {
    testexprparser {1<<2 <= 3} -1
} {- {} 0 subexpr {1<<2 <= 3} 9 operator <= 0 subexpr 1<<2 5 operator << 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-9.7 {ParseRelationalExpr procedure, next lexeme is relational op} testexprparser {
    testexprparser {1<<2 >= 3} -1
} {- {} 0 subexpr {1<<2 >= 3} 9 operator >= 0 subexpr 1<<2 5 operator << 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-9.8 {ParseRelationalExpr procedure, bad lexeme after relational op} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1<<2 < 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-9.9 {ParseRelationalExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1<<2 < 3 < 4} -1
} {- {} 0 subexpr {1<<2 < 3 < 4} 13 operator < 0 subexpr {1<<2 < 3} 9 operator < 0 subexpr 1<<2 5 operator << 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-9.10 {ParseRelationalExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1<<2 < 3 > martha} -1} msg] $msg
} {1 {syntax error in expression "1<<2 < 3 > martha": variable references require preceding $}}

test parseExpr-10.1 {ParseShiftExpr procedure, valid LHS add subexpr} testexprparser {
    testexprparser {1+2 << 3} -1
} {- {} 0 subexpr {1+2 << 3} 9 operator << 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-10.2 {ParseShiftExpr procedure, error in LHS add subexpr} testexprparser {
    list [catch {testexprparser {1-foo << 3} -1} msg] $msg
} {1 {syntax error in expression "1-foo << 3": variable references require preceding $}}
test parseExpr-10.3 {ParseShiftExpr procedure, next lexeme isn't "<<" or ">>"} testexprparser {
    testexprparser {1+2? 1 : 0} -1
} {- {} 0 subexpr {1+2? 1 : 0} 11 operator ? 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-10.4 {ParseShiftExpr procedure, next lexeme is "<<" or ">>"} testexprparser {
    testexprparser {1+2 << 3} -1
} {- {} 0 subexpr {1+2 << 3} 9 operator << 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-10.5 {ParseShiftExpr procedure, next lexeme is "<<" or ">>"} testexprparser {
    testexprparser {1+2 >> 3} -1
} {- {} 0 subexpr {1+2 >> 3} 9 operator >> 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-10.6 {ParseShiftExpr procedure, bad lexeme after "<<" or ">>"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1+2 << 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-10.7 {ParseShiftExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1+2 << 3 << 4} -1
} {- {} 0 subexpr {1+2 << 3 << 4} 13 operator << 0 subexpr {1+2 << 3} 9 operator << 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-10.8 {ParseShiftExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1+2 << 3 >> martha} -1} msg] $msg
} {1 {syntax error in expression "1+2 << 3 >> martha": variable references require preceding $}}

test parseExpr-11.1 {ParseAddExpr procedure, valid LHS multiply subexpr} testexprparser {
    testexprparser {1*2 + 3} -1
} {- {} 0 subexpr {1*2 + 3} 9 operator + 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-11.2 {ParseAddExpr procedure, error in LHS multiply subexpr} testexprparser {
    list [catch {testexprparser {1/foo + 3} -1} msg] $msg
} {1 {syntax error in expression "1/foo + 3": variable references require preceding $}}
test parseExpr-11.3 {ParseAddExpr procedure, next lexeme isn't "+" or "-"} testexprparser {
    testexprparser {1*2? 1 : 0} -1
} {- {} 0 subexpr {1*2? 1 : 0} 11 operator ? 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-11.4 {ParseAddExpr procedure, next lexeme is "+" or "-"} testexprparser {
    testexprparser {1*2 + 3} -1
} {- {} 0 subexpr {1*2 + 3} 9 operator + 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-11.5 {ParseAddExpr procedure, next lexeme is "+" or "-"} testexprparser {
    testexprparser {1*2 - 3} -1
} {- {} 0 subexpr {1*2 - 3} 9 operator - 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-11.6 {ParseAddExpr procedure, bad lexeme after "+" or "-"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1*2 + 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-11.7 {ParseAddExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1*2 + 3 + 4} -1
} {- {} 0 subexpr {1*2 + 3 + 4} 13 operator + 0 subexpr {1*2 + 3} 9 operator + 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-11.8 {ParseAddExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1*2 + 3 - martha} -1} msg] $msg
} {1 {syntax error in expression "1*2 + 3 - martha": variable references require preceding $}}

test parseExpr-12.1 {ParseAddExpr procedure, valid LHS multiply subexpr} testexprparser {
    testexprparser {1*2 + 3} -1
} {- {} 0 subexpr {1*2 + 3} 9 operator + 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-12.2 {ParseAddExpr procedure, error in LHS multiply subexpr} testexprparser {
    list [catch {testexprparser {1/foo + 3} -1} msg] $msg
} {1 {syntax error in expression "1/foo + 3": variable references require preceding $}}
test parseExpr-12.3 {ParseAddExpr procedure, next lexeme isn't "+" or "-"} testexprparser {
    testexprparser {1*2? 1 : 0} -1
} {- {} 0 subexpr {1*2? 1 : 0} 11 operator ? 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-12.4 {ParseAddExpr procedure, next lexeme is "+" or "-"} testexprparser {
    testexprparser {1*2 + 3} -1
} {- {} 0 subexpr {1*2 + 3} 9 operator + 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-12.5 {ParseAddExpr procedure, next lexeme is "+" or "-"} testexprparser {
    testexprparser {1*2 - 3} -1
} {- {} 0 subexpr {1*2 - 3} 9 operator - 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-12.6 {ParseAddExpr procedure, bad lexeme after "+" or "-"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {1*2 + 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-12.7 {ParseAddExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {1*2 + 3 + 4} -1
} {- {} 0 subexpr {1*2 + 3 + 4} 13 operator + 0 subexpr {1*2 + 3} 9 operator + 0 subexpr 1*2 5 operator * 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-12.8 {ParseAddExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {1*2 + 3 - martha} -1} msg] $msg
} {1 {syntax error in expression "1*2 + 3 - martha": variable references require preceding $}}

test parseExpr-13.1 {ParseMultiplyExpr procedure, valid LHS unary subexpr} testexprparser {
    testexprparser {+2 * 3} -1
} {- {} 0 subexpr {+2 * 3} 7 operator * 0 subexpr +2 3 operator + 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-13.2 {ParseMultiplyExpr procedure, error in LHS unary subexpr} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {-12345678901234567890 * 3} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-13.3 {ParseMultiplyExpr procedure, next lexeme isn't "*", "/", or "%"} testexprparser {
    testexprparser {+2? 1 : 0} -1
} {- {} 0 subexpr {+2? 1 : 0} 9 operator ? 0 subexpr +2 3 operator + 0 subexpr 2 1 text 2 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-13.4 {ParseMultiplyExpr procedure, next lexeme is "*", "/", or "%"} testexprparser {
    testexprparser {-123 * 3} -1
} {- {} 0 subexpr {-123 * 3} 7 operator * 0 subexpr -123 3 operator - 0 subexpr 123 1 text 123 0 subexpr 3 1 text 3 0 {}}
test parseExpr-13.5 {ParseMultiplyExpr procedure, next lexeme is "*", "/", or "%"} testexprparser {
    testexprparser {+-456 / 3} -1
} {- {} 0 subexpr {+-456 / 3} 9 operator / 0 subexpr +-456 5 operator + 0 subexpr -456 3 operator - 0 subexpr 456 1 text 456 0 subexpr 3 1 text 3 0 {}}
test parseExpr-13.6 {ParseMultiplyExpr procedure, next lexeme is "*", "/", or "%"} testexprparser {
    testexprparser {+-456 % 3} -1
} {- {} 0 subexpr {+-456 % 3} 9 operator % 0 subexpr +-456 5 operator + 0 subexpr -456 3 operator - 0 subexpr 456 1 text 456 0 subexpr 3 1 text 3 0 {}}
test parseExpr-13.7 {ParseMultiplyExpr procedure, bad lexeme after "*", "/", or "%"} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {--++5 / 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-13.8 {ParseMultiplyExpr procedure, valid RHS subexpression} testexprparser {
    testexprparser {-2 / 3 % 4} -1
} {- {} 0 subexpr {-2 / 3 % 4} 11 operator % 0 subexpr {-2 / 3} 7 operator / 0 subexpr -2 3 operator - 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 subexpr 4 1 text 4 0 {}}
test parseExpr-13.9 {ParseMultiplyExpr procedure, error in RHS subexpression} testexprparser {
    list [catch {testexprparser {++2 / 3 * martha} -1} msg] $msg
} {1 {syntax error in expression "++2 / 3 * martha": variable references require preceding $}}

test parseExpr-14.1 {ParseUnaryExpr procedure, first token is unary operator} testexprparser {
    testexprparser {+2} -1
} {- {} 0 subexpr +2 3 operator + 0 subexpr 2 1 text 2 0 {}}
test parseExpr-14.2 {ParseUnaryExpr procedure, first token is unary operator} testexprparser {
    testexprparser {-2} -1
} {- {} 0 subexpr -2 3 operator - 0 subexpr 2 1 text 2 0 {}}
test parseExpr-14.3 {ParseUnaryExpr procedure, first token is unary operator} testexprparser {
    testexprparser {~2} -1
} {- {} 0 subexpr ~2 3 operator ~ 0 subexpr 2 1 text 2 0 {}}
test parseExpr-14.4 {ParseUnaryExpr procedure, first token is unary operator} testexprparser {
    testexprparser {!2} -1
} {- {} 0 subexpr !2 3 operator ! 0 subexpr 2 1 text 2 0 {}}
test parseExpr-14.5 {ParseUnaryExpr procedure, error in lexeme after unary op} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {-12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-14.6 {ParseUnaryExpr procedure, simple unary expr after unary op} testexprparser {
    testexprparser {+"1234"} -1
} {- {} 0 subexpr +\"1234\" 3 operator + 0 subexpr {"1234"} 1 text 1234 0 {}}
test parseExpr-14.7 {ParseUnaryExpr procedure, another unary expr after unary op} testexprparser {
    testexprparser {~!{fred}} -1
} {- {} 0 subexpr ~!{fred} 5 operator ~ 0 subexpr !{fred} 3 operator ! 0 subexpr {{fred}} 1 text fred 0 {}}
test parseExpr-14.8 {ParseUnaryExpr procedure, error in unary expr after unary op} testexprparser {
    list [catch {testexprparser {+-||27} -1} msg] $msg
} {1 {syntax error in expression "+-||27": unexpected operator ||}}
test parseExpr-14.9 {ParseUnaryExpr procedure, error in unary expr after unary op} testexprparser {
    list [catch {testexprparser {+-||27} -1} msg] $msg
} {1 {syntax error in expression "+-||27": unexpected operator ||}}
test parseExpr-14.10 {ParseUnaryExpr procedure, first token is not unary op} testexprparser {
    testexprparser {123} -1
} {- {} 0 subexpr 123 1 text 123 0 {}}
test parseExpr-14.11 {ParseUnaryExpr procedure, not unary expr, complex primary expr} testexprparser {
    testexprparser {(1+2)} -1
} {- {} 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-14.12 {ParseUnaryExpr procedure, not unary expr, error in primary expr} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {(12345678901234567890)} -1} msg] $msg
} {1 {integer value too large to represent}}

test parseExpr-15.1 {ParsePrimaryExpr procedure, just parenthesized subexpr} testexprparser {
    testexprparser {({abc}/{def})} -1
} {- {} 0 subexpr {{abc}/{def}} 5 operator / 0 subexpr {{abc}} 1 text abc 0 subexpr {{def}} 1 text def 0 {}}
test parseExpr-15.2 {ParsePrimaryExpr procedure, bad lexeme after "("} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {(12345678901234567890)} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-15.3 {ParsePrimaryExpr procedure, valid parenthesized subexpr} testexprparser {
    testexprparser {({abc}? 2*4 : -6)} -1
} {- {} 0 subexpr {{abc}? 2*4 : -6} 13 operator ? 0 subexpr {{abc}} 1 text abc 0 subexpr 2*4 5 operator * 0 subexpr 2 1 text 2 0 subexpr 4 1 text 4 0 subexpr -6 3 operator - 0 subexpr 6 1 text 6 0 {}}
test parseExpr-15.4 {ParsePrimaryExpr procedure, error in parenthesized subexpr} testexprparser {
    list [catch {testexprparser {(? 123 : 456)} -1} msg] $msg
} {1 {syntax error in expression "(? 123 : 456)": unexpected ternary 'then' separator}}
test parseExpr-15.5 {ParsePrimaryExpr procedure, missing ")" after in parenthesized subexpr} testexprparser {
    list [catch {testexprparser {({abc}/{def}} -1} msg] $msg
} {1 {syntax error in expression "({abc}/{def}": looking for close parenthesis}}
test parseExpr-15.6 {ParsePrimaryExpr procedure, primary is literal} testexprparser {
    testexprparser {12345} -1
} {- {} 0 subexpr 12345 1 text 12345 0 {}}
test parseExpr-15.7 {ParsePrimaryExpr procedure, primary is literal} testexprparser {
    testexprparser {12345.6789} -1
} {- {} 0 subexpr 12345.6789 1 text 12345.6789 0 {}}
test parseExpr-15.8 {ParsePrimaryExpr procedure, primary is var reference} testexprparser {
    testexprparser {$a} -1
} {- {} 0 subexpr {$a} 2 variable {$a} 1 text a 0 {}}
test parseExpr-15.9 {ParsePrimaryExpr procedure, primary is var reference} testexprparser {
    testexprparser {$a(hello$there)} -1
} {- {} 0 subexpr {$a(hello$there)} 5 variable {$a(hello$there)} 4 text a 0 text hello 0 variable {$there} 1 text there 0 {}}
test parseExpr-15.10 {ParsePrimaryExpr procedure, primary is var reference} testexprparser {
    testexprparser {$a()} -1
} {- {} 0 subexpr {$a()} 3 variable {$a()} 2 text a 0 text {} 0 {}}
test parseExpr-15.11 {ParsePrimaryExpr procedure, error in var reference} testexprparser {
    list [catch {testexprparser {$a(} -1} msg] $msg
} {1 {missing )}}
test parseExpr-15.12 {ParsePrimaryExpr procedure, primary is quoted string} testexprparser {
    testexprparser {"abc $xyz def"} -1
} {- {} 0 subexpr {"abc $xyz def"} 5 word {"abc $xyz def"} 4 text {abc } 0 variable {$xyz} 1 text xyz 0 text { def} 0 {}}
test parseExpr-15.13 {ParsePrimaryExpr procedure, error in quoted string} testexprparser {
    list [catch {testexprparser {"$a(12"} -1} msg] $msg
} {1 {missing )}}
test parseExpr-15.14 {ParsePrimaryExpr procedure, quoted string has multiple tokens} testexprparser {
    testexprparser {"abc [xyz] $def"} -1
} {- {} 0 subexpr {"abc [xyz] $def"} 6 word {"abc [xyz] $def"} 5 text {abc } 0 command {[xyz]} 0 text { } 0 variable {$def} 1 text def 0 {}}
test parseExpr-15.15 {ParsePrimaryExpr procedure, primary is command} testexprparser {
    testexprparser {[def]} -1
} {- {} 0 subexpr {[def]} 1 command {[def]} 0 {}}
test parseExpr-15.16 {ParsePrimaryExpr procedure, primary is multiple commands} testexprparser {
    testexprparser {[one; two; three; four;]} -1
} {- {} 0 subexpr {[one; two; three; four;]} 1 command {[one; two; three; four;]} 0 {}}
test parseExpr-15.17 {ParsePrimaryExpr procedure, primary is multiple commands} testexprparser {
    testexprparser {[one; two; three; four;]} -1
} {- {} 0 subexpr {[one; two; three; four;]} 1 command {[one; two; three; four;]} 0 {}}
test parseExpr-15.18 {ParsePrimaryExpr procedure, missing close bracket} testexprparser {
    list [catch {testexprparser {[one} -1} msg] $msg
} {1 {missing close-bracket}}
test parseExpr-15.19 {ParsePrimaryExpr procedure, primary is braced string} testexprparser {
    testexprparser {{hello world}} -1
} {- {} 0 subexpr {{hello world}} 1 text {hello world} 0 {}}
test parseExpr-15.20 {ParsePrimaryExpr procedure, error in primary, which is braced string} testexprparser {
    list [catch {testexprparser "\{abc\\\n" -1} msg] $msg
} {1 {missing close-brace}}
test parseExpr-15.21 {ParsePrimaryExpr procedure, primary is braced string with multiple tokens} testexprparser {
    testexprparser "\{  \\
 +123 \}" -1
} {- {} 0 subexpr \{\ \ \\\n\ +123\ \} 4 word \{\ \ \\\n\ +123\ \} 3 text {  } 0 backslash \\\n\  0 text {+123 } 0 {}}
test parseExpr-15.22 {ParsePrimaryExpr procedure, primary is function call} testexprparser {
    testexprparser {foo(123)} -1
} {- {} 0 subexpr foo(123) 3 operator foo 0 subexpr 123 1 text 123 0 {}}
test parseExpr-15.23 {ParsePrimaryExpr procedure, bad lexeme after function name} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {foo 12345678901234567890 123)} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-15.24 {ParsePrimaryExpr procedure, lexeme after function name isn't "("} testexprparser {
    list [catch {testexprparser {foo 27.4 123)} -1} msg] $msg
} {1 {syntax error in expression "foo 27.4 123)": variable references require preceding $}}
test parseExpr-15.25 {ParsePrimaryExpr procedure, bad lexeme after "("} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {foo(12345678901234567890)} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-15.26 {ParsePrimaryExpr procedure, function call, one arg} testexprparser {
    testexprparser {foo(27*4)} -1
} {- {} 0 subexpr foo(27*4) 7 operator foo 0 subexpr 27*4 5 operator * 0 subexpr 27 1 text 27 0 subexpr 4 1 text 4 0 {}}
test parseExpr-15.27 {ParsePrimaryExpr procedure, error in function arg} testexprparser {
    list [catch {testexprparser {foo(*1-2)} -1} msg] $msg
} {1 {syntax error in expression "foo(*1-2)": unexpected operator *}}
test parseExpr-15.28 {ParsePrimaryExpr procedure, error in function arg} testexprparser {
    list [catch {testexprparser {foo(*1-2)} -1} msg] $msg
} {1 {syntax error in expression "foo(*1-2)": unexpected operator *}}
test parseExpr-15.29 {ParsePrimaryExpr procedure, function call, comma after arg} testexprparser {
    testexprparser {foo(27-2, (-2*[foo]))} -1
} {- {} 0 subexpr {foo(27-2, (-2*[foo]))} 15 operator foo 0 subexpr 27-2 5 operator - 0 subexpr 27 1 text 27 0 subexpr 2 1 text 2 0 subexpr {-2*[foo]} 7 operator * 0 subexpr -2 3 operator - 0 subexpr 2 1 text 2 0 subexpr {[foo]} 1 command {[foo]} 0 {}}
test parseExpr-15.30 {ParsePrimaryExpr procedure, bad lexeme after comma} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {foo(123, 12345678901234567890)} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-15.31 {ParsePrimaryExpr procedure, lexeme not "," or ")" after arg} testexprparser {
    list [catch {testexprparser {foo(123 [foo])} -1} msg] $msg
} {1 {syntax error in expression "foo(123 [foo])": missing close parenthesis at end of function call}}
test parseExpr-15.32 {ParsePrimaryExpr procedure, bad lexeme after primary} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {123 12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-15.33 {ParsePrimaryExpr procedure, comma-specific message} testexprparser {
    list [catch {testexprparser {123+,456} -1} msg] $msg
} {1 {syntax error in expression "123+,456": commas can only separate function arguments}}
test parseExpr-15.34 {ParsePrimaryExpr procedure, single equal-specific message} testexprparser {
    list [catch {testexprparser {123+=456} -1} msg] $msg
} {1 {syntax error in expression "123+=456": single equality character not legal in expressions}}
test parseExpr-15.35 {ParsePrimaryExpr procedure, error in parenthesized subexpr} testexprparser {
    list [catch {testexprparser {(: 123 : 456)} -1} msg] $msg
} {1 {syntax error in expression "(: 123 : 456)": unexpected ternary 'else' separator}}
test parseExpr-15.36 {ParsePrimaryExpr procedure, missing close-bracket} testexprparser {
    # Test for Bug 681841
    list [catch {testexprparser {[set a [format bc]} -1} msg] $msg
} {1 {missing close-bracket}}

test parseExpr-16.1 {GetLexeme procedure, whitespace before lexeme} testexprparser {
    testexprparser {   123} -1
} {- {} 0 subexpr 123 1 text 123 0 {}}
test parseExpr-16.2 {GetLexeme procedure, whitespace before lexeme} testexprparser {
    testexprparser {  \
456} -1
} {- {} 0 subexpr 456 1 text 456 0 {}}
test parseExpr-16.3 {GetLexeme procedure, no lexeme after whitespace} testexprparser {
    testexprparser { 123 \
   } -1
} {- {} 0 subexpr 123 1 text 123 0 {}}
test parseExpr-16.4 {GetLexeme procedure, integer lexeme} testexprparser {
    testexprparser {000} -1
} {- {} 0 subexpr 000 1 text 000 0 {}}
test parseExpr-16.5 {GetLexeme procedure, integer lexeme too big} {testexprparser wideIntegerUnparsed} {
    list [catch {testexprparser {12345678901234567890} -1} msg] $msg
} {1 {integer value too large to represent}}
test parseExpr-16.6 {GetLexeme procedure, bad integer lexeme} -constraints testexprparser -body {
    testexprparser {0999} -1
} -returnCodes error -match glob -result {*invalid octal number*}
test parseExpr-16.7 {GetLexeme procedure, double lexeme} testexprparser {
    testexprparser {0.999} -1
} {- {} 0 subexpr 0.999 1 text 0.999 0 {}}
test parseExpr-16.8 {GetLexeme procedure, double lexeme} testexprparser {
    testexprparser {.123} -1
} {- {} 0 subexpr .123 1 text .123 0 {}}
test parseExpr-16.9 {GetLexeme procedure, double lexeme} {testexprparser nonPortable unixOnly} {
    testexprparser {nan} -1
} {- {} 0 subexpr nan 1 text nan 0 {}}
test parseExpr-16.10 {GetLexeme procedure, double lexeme} {testexprparser nonPortable unixOnly} {
    testexprparser {NaN} -1
} {- {} 0 subexpr NaN 1 text NaN 0 {}}
test parseExpr-16.11 {GetLexeme procedure, bad double lexeme too big} testexprparser {
    list [catch {testexprparser {123.e+99999999999999} -1} msg] $msg
} {1 {floating-point value too large to represent}}
test parseExpr-16.12 {GetLexeme procedure, bad double lexeme} testexprparser {
    list [catch {testexprparser {123.4x56} -1} msg] $msg
} {1 {syntax error in expression "123.4x56": extra tokens at end of expression}}
test parseExpr-16.13 {GetLexeme procedure, lexeme is "["} testexprparser {
    testexprparser {[foo]} -1
} {- {} 0 subexpr {[foo]} 1 command {[foo]} 0 {}}
test parseExpr-16.14 {GetLexeme procedure, lexeme is open brace} testexprparser {
    testexprparser {{bar}} -1
} {- {} 0 subexpr {{bar}} 1 text bar 0 {}}
test parseExpr-16.15 {GetLexeme procedure, lexeme is "("} testexprparser {
    testexprparser {(123)} -1
} {- {} 0 subexpr 123 1 text 123 0 {}}
test parseExpr-16.16 {GetLexeme procedure, lexeme is ")"} testexprparser {
    testexprparser {(2*3)} -1
} {- {} 0 subexpr 2*3 5 operator * 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.17 {GetLexeme procedure, lexeme is "$"} testexprparser {
    testexprparser {$wombat} -1
} {- {} 0 subexpr {$wombat} 2 variable {$wombat} 1 text wombat 0 {}}
test parseExpr-16.18 "GetLexeme procedure, lexeme is '\"'" testexprparser {
    testexprparser {"fred"} -1
} {- {} 0 subexpr {"fred"} 1 text fred 0 {}}
test parseExpr-16.19 {GetLexeme procedure, lexeme is ","} testexprparser {
    testexprparser {foo(1,2)} -1
} {- {} 0 subexpr foo(1,2) 5 operator foo 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.20 {GetLexeme procedure, lexeme is "*"} testexprparser {
    testexprparser {$a*$b} -1
} {- {} 0 subexpr {$a*$b} 7 operator * 0 subexpr {$a} 2 variable {$a} 1 text a 0 subexpr {$b} 2 variable {$b} 1 text b 0 {}}
test parseExpr-16.21 {GetLexeme procedure, lexeme is "/"} testexprparser {
    testexprparser {5/6} -1
} {- {} 0 subexpr 5/6 5 operator / 0 subexpr 5 1 text 5 0 subexpr 6 1 text 6 0 {}}
test parseExpr-16.22 {GetLexeme procedure, lexeme is "%"} testexprparser {
    testexprparser {5%[xxx]} -1
} {- {} 0 subexpr {5%[xxx]} 5 operator % 0 subexpr 5 1 text 5 0 subexpr {[xxx]} 1 command {[xxx]} 0 {}}
test parseExpr-16.23 {GetLexeme procedure, lexeme is "+"} testexprparser {
    testexprparser {1+2} -1
} {- {} 0 subexpr 1+2 5 operator + 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.24 {GetLexeme procedure, lexeme is "-"} testexprparser {
    testexprparser {.12-0e27} -1
} {- {} 0 subexpr .12-0e27 5 operator - 0 subexpr .12 1 text .12 0 subexpr 0e27 1 text 0e27 0 {}}
test parseExpr-16.25 {GetLexeme procedure, lexeme is "?" or ":"} testexprparser {
    testexprparser {$b? 1 : 0} -1
} {- {} 0 subexpr {$b? 1 : 0} 8 operator ? 0 subexpr {$b} 2 variable {$b} 1 text b 0 subexpr 1 1 text 1 0 subexpr 0 1 text 0 0 {}}
test parseExpr-16.26 {GetLexeme procedure, lexeme is "<"} testexprparser {
    testexprparser {2<3} -1
} {- {} 0 subexpr 2<3 5 operator < 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.27 {GetLexeme procedure, lexeme is "<<"} testexprparser {
    testexprparser {2<<3} -1
} {- {} 0 subexpr 2<<3 5 operator << 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.28 {GetLexeme procedure, lexeme is "<="} testexprparser {
    testexprparser {2<=3} -1
} {- {} 0 subexpr 2<=3 5 operator <= 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.29 {GetLexeme procedure, lexeme is ">"} testexprparser {
    testexprparser {2>3} -1
} {- {} 0 subexpr 2>3 5 operator > 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.30 {GetLexeme procedure, lexeme is ">>"} testexprparser {
    testexprparser {2>>3} -1
} {- {} 0 subexpr 2>>3 5 operator >> 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.31 {GetLexeme procedure, lexeme is ">="} testexprparser {
    testexprparser {2>=3} -1
} {- {} 0 subexpr 2>=3 5 operator >= 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.32 {GetLexeme procedure, lexeme is "=="} testexprparser {
    testexprparser {2==3} -1
} {- {} 0 subexpr 2==3 5 operator == 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.33 {GetLexeme procedure, bad lexeme starting with "="} testexprparser {
    list [catch {testexprparser {2=+3} -1} msg] $msg
} {1 {syntax error in expression "2=+3": extra tokens at end of expression}}
test parseExpr-16.34 {GetLexeme procedure, lexeme is "!="} testexprparser {
    testexprparser {2!=3} -1
} {- {} 0 subexpr 2!=3 5 operator != 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.35 {GetLexeme procedure, lexeme is "!"} testexprparser {
    testexprparser {!2} -1
} {- {} 0 subexpr !2 3 operator ! 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.36 {GetLexeme procedure, lexeme is "&&"} testexprparser {
    testexprparser {2&&3} -1
} {- {} 0 subexpr 2&&3 5 operator && 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.37 {GetLexeme procedure, lexeme is "&"} testexprparser {
    testexprparser {1&2} -1
} {- {} 0 subexpr 1&2 5 operator & 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.38 {GetLexeme procedure, lexeme is "^"} testexprparser {
    testexprparser {1^2} -1
} {- {} 0 subexpr 1^2 5 operator ^ 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.39 {GetLexeme procedure, lexeme is "||"} testexprparser {
    testexprparser {2||3} -1
} {- {} 0 subexpr 2||3 5 operator || 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.40 {GetLexeme procedure, lexeme is "|"} testexprparser {
    testexprparser {1|2} -1
} {- {} 0 subexpr 1|2 5 operator | 0 subexpr 1 1 text 1 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.41 {GetLexeme procedure, lexeme is "~"} testexprparser {
    testexprparser {~2} -1
} {- {} 0 subexpr ~2 3 operator ~ 0 subexpr 2 1 text 2 0 {}}
test parseExpr-16.42 {GetLexeme procedure, lexeme is func name} testexprparser {
    testexprparser {george()} -1
} {- {} 0 subexpr george() 1 operator george 0 {}}
test parseExpr-16.43 {GetLexeme procedure, lexeme is func name} testexprparser {
    testexprparser {harmonic_ratio(2,3)} -1
} {- {} 0 subexpr harmonic_ratio(2,3) 5 operator harmonic_ratio 0 subexpr 2 1 text 2 0 subexpr 3 1 text 3 0 {}}
test parseExpr-16.44 {GetLexeme procedure, unknown lexeme} testexprparser {
    list [catch {testexprparser {@27} -1} msg] $msg
} {1 {syntax error in expression "@27": character not legal in expressions}}

test parseExpr-17.1 {PrependSubExprTokens procedure, expand token array} testexprparser {
    testexprparser {[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]} -1
} {- {} 0 subexpr {[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]} 13 operator && 0 subexpr {[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]} 9 operator && 0 subexpr {[string compare [format %c $i] [string index $a $i]]&&[string compare [format %c $i] [string index $a $i]]} 5 operator && 0 subexpr {[string compare [format %c $i] [string index $a $i]]} 1 command {[string compare [format %c $i] [string index $a $i]]} 0 subexpr {[string compare [format %c $i] [string index $a $i]]} 1 command {[string compare [format %c $i] [string index $a $i]]} 0 subexpr {[string compare [format %c $i] [string index $a $i]]} 1 command {[string compare [format %c $i] [string index $a $i]]} 0 subexpr {[string compare [format %c $i] [string index $a $i]]} 1 command {[string compare [format %c $i] [string index $a $i]]} 0 {}}

test parseExpr-18.1 {LogSyntaxError procedure, error in expr longer than 60 chars} testexprparser {
    list [catch {testexprparser {(+0123456)*(+0123456)*(+0123456)*(+0123456)*(+0123456)*(+0123456)*(+0123456)/} -1} msg] $msg
} {1 {syntax error in expression "(+0123456)*(+0123456)*(+0123456)*(+0123456)*(+0123456)*(+012...": premature end of expression}}

test parseExpr-19.1 {TclParseInteger: [Bug 648441]} {
    # Should see this as integer "0" followed by incomplete function "x"
    # Thus, syntax error.
    # If Bug 648441 is not fixed, "0x" will be seen as floating point 0.0
    list [catch {expr 0x} result] $result
} [list 1 {syntax error in expression "0x": extra tokens at end of expression}]

# cleanup
::tcltest::cleanupTests
return