Initial revision

1 files changed, 319 insertions, 0 deletions

diff --git a/tests/while.test b/tests/while.test
new file mode 100644
index 0000000..8642747
--- /dev/null
+++ b/tests/while.test
@@ -0,0 +1,319 @@
+# Commands covered:  while
+#
+# 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: @(#) @(#) while.test 1.9 97/07/02 16:41:35
+
+if {[string compare test [info procs test]] == 1} then {source defs}
+
+# Basic "while" operation.
+
+catch {unset i}
+catch {unset a}
+
+test while-1.1 {TclCompileWhileCmd: missing test expression} {
+    catch {while } msg
+    set msg
+} {wrong # args: should be "while test command"}
+test while-1.2 {TclCompileWhileCmd: error in test expression} {
+    set i 0
+    catch {while {$i<}} msg
+    set errorInfo
+} {syntax error in expression "$i<"
+    ("while" test expression)
+    while compiling
+"while {$i<}"}
+test while-1.3 {TclCompileWhileCmd: error in test expression} {
+    set err [catch {while {"a"+"b"} {error "loop aborted"}} msg]
+    list $err $msg
+} {1 {can't use non-numeric string as operand of "+"}}
+test while-1.4 {TclCompileWhileCmd: multiline test expr} {
+    set value 1
+    while {($tcl_platform(platform) != "foobar1") && \
+	    ($tcl_platform(platform) != "foobar2")} {
+        incr value
+        break
+    }
+    set value
+} {2}
+test while-1.5 {TclCompileWhileCmd: non-numeric boolean test expr} {
+    set value 1
+    while {"true"} {
+	incr value;
+	if {$value > 5} {
+	    break;
+	}
+    }
+    set value
+} 6
+test while-1.6 {TclCompileWhileCmd: test expr is enclosed in quotes} {
+    set i 0
+    while "$i > 5" {}
+} {}
+test while-1.7 {TclCompileWhileCmd: missing command body} {
+    set i 0
+    catch {while {$i < 5} } msg
+    set msg
+} {wrong # args: should be "while test command"}
+test while-1.8 {TclCompileWhileCmd: error compiling command body} {
+    set i 0
+    catch {while {$i < 5} {set}} msg
+    set errorInfo
+} {wrong # args: should be "set varName ?newValue?"
+    while compiling
+"set"
+    ("while" body line 1)
+    while compiling
+"while {$i < 5} {set}"}
+test while-1.9 {TclCompileWhileCmd: simple command body} {
+    set a {}
+    set i 1
+    while {$i<6} {
+	if $i==4 break
+	set a [concat $a $i]
+        incr i
+    }
+    set a
+} {1 2 3}
+test while-1.10 {TclCompileWhileCmd: command body in quotes} {
+    set a {}
+    set i 1
+    while {$i<6} "append a x; incr i"
+    set a
+} {xxxxx}
+test while-1.11 {TclCompileWhileCmd: computed command body} {
+    catch {unset x1}
+    catch {unset bb}
+    catch {unset x2}
+    set x1 {append a x1; }
+    set bb {break}
+    set x2 {; append a x2; incr i}
+    set a {}
+    set i 1
+    while {$i<6} $x1$bb$x2
+    set a
+} {x1}
+test while-1.12 {TclCompileWhileCmd: long command body} {
+    set a {}
+    set i 1
+    while {$i<6} {
+	if $i==4 break
+	if $i>5 continue
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	set a [concat $a $i]
+        incr i
+    }
+    set a
+} {1 2 3}
+test while-1.13 {TclCompileWhileCmd: while command result} {
+    set i 0
+    set a [while {$i < 5} {incr i}]
+    set a
+} {}
+test while-1.14 {TclCompileWhileCmd: while command result} {
+    set i 0
+    set a [while {$i < 5} {if $i==3 break; incr i}]
+    set a
+} {}
+
+# Check "while" and "continue".
+
+test while-2.1 {continue tests} {
+    set a {}
+    set i 1
+    while {$i <= 4} {
+        incr i
+	if {$i == 3} continue
+	set a [concat $a $i]
+    }
+    set a
+} {2 4 5}
+test while-2.2 {continue tests} {
+    set a {}
+    set i 1
+    while {$i <= 4} {
+        incr i
+	if {$i != 2} continue
+	set a [concat $a $i]
+    }
+    set a
+} {2}
+test while-2.3 {continue tests, nested loops} {
+    set msg {}
+    set i 1
+    while {$i <= 4} {
+        incr i
+        set a 1
+	while {$a <= 2} {
+            incr a
+            if {$i>=3 && $a>=3} continue
+            set msg [concat $msg "$i.$a"]
+        }
+    }
+    set msg
+} {2.2 2.3 3.2 4.2 5.2}
+test while-2.4 {continue tests, long command body} {
+    set a {}
+    set i 1
+    while {$i<6} {
+	if $i==2 {incr i; continue}
+	if $i==4 break
+	if $i>5 continue
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	set a [concat $a $i]
+        incr i
+    }
+    set a
+} {1 3}
+
+# Check "while" and "break".
+
+test while-3.1 {break tests} {
+    set a {}
+    set i 1
+    while {$i <= 4} {
+	if {$i == 3} break
+	set a [concat $a $i]
+        incr i
+    }
+    set a
+} {1 2}
+test while-3.2 {break tests, nested loops} {
+    set msg {}
+    set i 1
+    while {$i <= 4} {
+        set a 1
+	while {$a <= 2} {
+            if {$i>=2 && $a>=2} break
+            set msg [concat $msg "$i.$a"]
+            incr a
+        }
+        incr i
+    }
+    set msg
+} {1.1 1.2 2.1 3.1 4.1}
+test while-3.3 {break tests, long command body} {
+    set a {}
+    set i 1
+    while {$i<6} {
+	if $i==2 {incr i; continue}
+	if $i==5 break
+	if $i>5 continue
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if $i==4 break
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	if {$i>6 && $tcl_platform(machine)=="xxx"} {
+	    catch {set a $a} msg
+	    catch {incr i 5} msg
+	    catch {incr i -5} msg
+	}
+	set a [concat $a $i]
+        incr i
+    }
+    set a
+} {1 3}
+
+# Check "while", "break", "continue" and computed command names.
+
+test while-4.1 {while and computed command names} {
+    set i 0
+    set z while
+    $z {$i < 10} {
+        incr i
+    }
+    set i
+} 10
+
+test while-5.1 {break and computed command names} {
+    set i 0
+    set z break
+    while 1 {
+        if {$i > 10} $z
+        incr i
+    }
+    set i
+} 11
+
+test while-6.1 {continue and computed command names} {
+    set i 0
+    set z continue
+    while 1 {
+        incr i
+        if {$i < 10} $z
+        break
+    }
+    set i
+} 10