[p5sagit/p5-mst-13.2.git] / ext / B / t / optree_check.t

#!perl

BEGIN {
    chdir 't';
    @INC = ('../lib', '../ext/B/t');
    require './test.pl';
}

use OptreeCheck;

=head1 OptreeCheck selftest harness

This file is primarily to test services of OptreeCheck itself, ie
checkOptree().  %gOpts provides test-state info, it is 'exported' into
main::  

doing use OptreeCheck runs import(), which processes @ARGV to process
cmdline args in 'standard' way across all clients of OptreeCheck.

=cut

use Config;
plan tests => 5 + 18 + 14 * $gOpts{selftest};	# fudged

SKIP: {
    skip "no perlio in this build", 5 + 19 + 14 * $gOpts{selftest}
    unless $Config::Config{useperlio};


pass("REGEX TEST HARNESS SELFTEST");

checkOptree ( name	=> "bare minimum opcode search",
	      bcopts	=> '-exec',
	      code	=> sub {my $a},
	      noanchors	=> 1, # unanchored match
	      expect	=> 'leavesub',
	      expect_nt	=> 'leavesub');

checkOptree ( name	=> "found print opcode",
	      bcopts	=> '-exec',
	      code	=> sub {print 1},
	      noanchors	=> 1, # unanchored match
	      expect	=> 'print',
	      expect_nt	=> 'leavesub');

checkOptree ( name	=> 'test skip itself',
	      skip	=> 1,
	      bcopts	=> '-exec',
	      code	=> sub {print 1},
	      expect	=> 'dont-care, skipping',
	      expect_nt	=> 'this insures failure');

checkOptree ( name	=> 'test todo itself',
	      todo	=> "your excuse here ;-)",
	      bcopts	=> '-exec',
	      code	=> sub {print 1},
	      noanchors	=> 1, # unanchored match
	      expect	=> 'print',
	      expect_nt	=> 'print');

checkOptree ( name	=> 'impossible match, remove skip to see failure',
	      todo	=> "see! it breaks!",
	      skip	=> 1, # but skip it 1st
	      code	=> sub {print 1},
	      expect	=> 'look out ! Boy Wonder',
	      expect_nt	=> 'holy near earth asteroid Batman !');

pass ("TEST FATAL ERRS");

if (1) {
    # test for fatal errors. Im unsettled on fail vs die.
    # calling fail isnt good enough by itself.
    eval {
	
	checkOptree ( name	=> 'empty code or prog',
		      todo	=> "your excuse here ;-)",
		      code	=> '',
		      prog	=> '',
		      );
    };
    like($@, 'code or prog is required', 'empty code or prog prevented');
    
    $@='';
    eval {
	checkOptree ( name	=> 'test against empty expectations',
		      bcopts	=> '-exec',
		      code	=> sub {print 1},
		      expect	=> '',
		      expect_nt	=> '');
    };
    like($@, 'no reftext found for', "empty expectations prevented");
    
    $@='';
    eval {
	checkOptree ( name	=> 'prevent whitespace only expectations',
		      bcopts	=> '-exec',
		      code	=> sub {my $a},
		      #skip	=> 1,
		      expect_nt	=> "\n",
		      expect	=> "\n");
    };
    like($@, 'no reftext found for', "just whitespace expectations prevented");
}

pass ("TEST -e \$srcCode");

checkOptree ( name	=> '-w errors seen',
	      prog	=> 'sort our @a',
	      noanchors	=> 1, # unanchored match
	      expect	=> 'Useless use of sort in void context',
	      expect_nt	=> 'Useless use of sort in void context');

checkOptree ( name	=> "self strict, catch err",
	      prog	=> 'use strict; bogus',
	      noanchors	=> 1,
	      expect	=> 'strict subs',
	      expect_nt	=> 'strict subs');

checkOptree ( name	=> "sort vK - flag specific search",
	      prog	=> 'sort our @a',
	      noanchors	=> 1,
	      expect	=> '<@> sort vK ',
	      expect_nt	=> '<@> sort vK ');

checkOptree ( name	=> "'prog' => 'sort our \@a'",
	      prog	=> 'sort our @a',
	      noanchors	=> 1,
	      expect	=> '<@> sort vK',
	      expect_nt	=> '<@> sort vK');

checkOptree ( name	=> "'code' => 'sort our \@a'",
	      code	=> 'sort our @a',
	      noanchors	=> 1,
	      expect	=> '<@> sort K',
	      expect_nt	=> '<@> sort K');

pass ("REFTEXT FIXUP TESTS");

checkOptree ( name	=> 'fixup nextstate (in reftext)',
	      bcopts	=> '-exec',
	      code	=> sub {my $a},
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 1  <;> nextstate( NOTE THAT THIS CAN BE ANYTHING ) v
# 2  <0> padsv[$a:54,55] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EOT_EOT
# 1  <;> nextstate(main 54 optree_concise.t:84) v
# 2  <0> padsv[$a:54,55] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EONT_EONT

checkOptree ( name	=> 'fixup square-bracket args',
	      bcopts	=> '-exec',
	      todo	=> 'not done in rexpedant mode',
	      code	=> sub {my $a},
	      #skip	=> 1,
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 1  <;> nextstate(main 56 optree_concise.t:96) v
# 2  <0> padsv[$a:56,57] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EOT_EOT
# 1  <;> nextstate(main 56 optree_concise.t:96) v
# 2  <0> padsv[$a:56,57] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EONT_EONT

#################################
pass("CANONICAL B::Concise EXAMPLE");

checkOptree ( name	=> 'canonical example w -basic',
	      bcopts	=> '-basic',
	      code	=>  sub{$a=$b+42},
	      crossfail => 1,
	      debug	=> 1,
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 7  <1> leavesub[1 ref] K/REFC,1 ->(end)
# -     <@> lineseq KP ->7
# 1        <;> nextstate(main 380 optree_selftest.t:139) v ->2
# 6        <2> sassign sKS/2 ->7
# 4           <2> add[t3] sK/2 ->5
# -              <1> ex-rv2sv sK/1 ->3
# 2                 <#> gvsv[*b] s ->3
# 3              <$> const[IV 42] s ->4
# -           <1> ex-rv2sv sKRM*/1 ->6
# 5              <#> gvsv[*a] s ->6
EOT_EOT
# 7  <1> leavesub[1 ref] K/REFC,1 ->(end)
# -     <@> lineseq KP ->7
# 1        <;> nextstate(main 60 optree_concise.t:122) v ->2
# 6        <2> sassign sKS/2 ->7
# 4           <2> add[t1] sK/2 ->5
# -              <1> ex-rv2sv sK/1 ->3
# 2                 <$> gvsv(*b) s ->3
# 3              <$> const(IV 42) s ->4
# -           <1> ex-rv2sv sKRM*/1 ->6
# 5              <$> gvsv(*a) s ->6
EONT_EONT

checkOptree ( name	=> 'canonical example w -exec',
	      bcopts	=> '-exec',
	      code	=> sub{$a=$b+42},
	      crossfail => 1,
	      retry	=> 1,
	      debug	=> 1,
	      xtestfail	=> 1,
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 1  <;> nextstate(main 61 optree_concise.t:139) v
# 2  <#> gvsv[*b] s
# 3  <$> const[IV 42] s
# 4  <2> add[t3] sK/2
# 5  <#> gvsv[*a] s
# 6  <2> sassign sKS/2
# 7  <1> leavesub[1 ref] K/REFC,1
EOT_EOT
# 1  <;> nextstate(main 61 optree_concise.t:139) v
# 2  <$> gvsv(*b) s
# 3  <$> const(IV 42) s
# 4  <2> add[t1] sK/2
# 5  <$> gvsv(*a) s
# 6  <2> sassign sKS/2
# 7  <1> leavesub[1 ref] K/REFC,1
EONT_EONT

checkOptree ( name	=> 'tree reftext is messy cut-paste',
	      skip	=> 1);

} # skip

__END__
Commit	Line	Data
724aa791	1	#!perl
	2
	3	BEGIN {
	4	chdir 't';
	5	@INC = ('../lib', '../ext/B/t');
	6	require './test.pl';
	7	}
	8
	9	use OptreeCheck;
	10
	11	=head1 OptreeCheck selftest harness
	12
	13	This file is primarily to test services of OptreeCheck itself, ie
	14	checkOptree(). %gOpts provides test-state info, it is 'exported' into
	15	main::
	16
	17	doing use OptreeCheck runs import(), which processes @ARGV to process
	18	cmdline args in 'standard' way across all clients of OptreeCheck.
	19
	20	=cut
	21
2ce64696	22	use Config;
cc02ea56	23	plan tests => 5 + 18 + 14 * $gOpts{selftest}; # fudged
724aa791	24
2ce64696	25	SKIP: {
	26	skip "no perlio in this build", 5 + 19 + 14 * $gOpts{selftest}
	27	unless $Config::Config{useperlio};
	28
	29
724aa791	30	pass("REGEX TEST HARNESS SELFTEST");
	31
	32	checkOptree ( name => "bare minimum opcode search",
	33	bcopts => '-exec',
	34	code => sub {my $a},
cc02ea56	35	noanchors => 1, # unanchored match
724aa791	36	expect => 'leavesub',
	37	expect_nt => 'leavesub');
	38
	39	checkOptree ( name => "found print opcode",
	40	bcopts => '-exec',
	41	code => sub {print 1},
cc02ea56	42	noanchors => 1, # unanchored match
724aa791	43	expect => 'print',
	44	expect_nt => 'leavesub');
	45
	46	checkOptree ( name => 'test skip itself',
	47	skip => 1,
	48	bcopts => '-exec',
	49	code => sub {print 1},
	50	expect => 'dont-care, skipping',
	51	expect_nt => 'this insures failure');
	52
	53	checkOptree ( name => 'test todo itself',
	54	todo => "your excuse here ;-)",
	55	bcopts => '-exec',
	56	code => sub {print 1},
cc02ea56	57	noanchors => 1, # unanchored match
724aa791	58	expect => 'print',
	59	expect_nt => 'print');
	60
	61	checkOptree ( name => 'impossible match, remove skip to see failure',
	62	todo => "see! it breaks!",
	63	skip => 1, # but skip it 1st
	64	code => sub {print 1},
	65	expect => 'look out ! Boy Wonder',
	66	expect_nt => 'holy near earth asteroid Batman !');
	67
	68	pass ("TEST FATAL ERRS");
	69
	70	if (1) {
	71	# test for fatal errors. Im unsettled on fail vs die.
	72	# calling fail isnt good enough by itself.
	73	eval {
	74
	75	checkOptree ( name => 'empty code or prog',
	76	todo => "your excuse here ;-)",
	77	code => '',
	78	prog => '',
	79	);
	80	};
	81	like($@, 'code or prog is required', 'empty code or prog prevented');
	82
	83	$@='';
	84	eval {
	85	checkOptree ( name => 'test against empty expectations',
	86	bcopts => '-exec',
	87	code => sub {print 1},
	88	expect => '',
	89	expect_nt => '');
	90	};
	91	like($@, 'no reftext found for', "empty expectations prevented");
	92
	93	$@='';
	94	eval {
	95	checkOptree ( name => 'prevent whitespace only expectations',
	96	bcopts => '-exec',
	97	code => sub {my $a},
	98	#skip => 1,
	99	expect_nt => "\n",
	100	expect => "\n");
	101	};
	102	like($@, 'no reftext found for', "just whitespace expectations prevented");
	103	}
	104
	105	pass ("TEST -e \$srcCode");
	106
	107	checkOptree ( name => '-w errors seen',
	108	prog => 'sort our @a',
cc02ea56	109	noanchors => 1, # unanchored match
724aa791	110	expect => 'Useless use of sort in void context',
	111	expect_nt => 'Useless use of sort in void context');
	112
	113	checkOptree ( name => "self strict, catch err",
	114	prog => 'use strict; bogus',
cc02ea56	115	noanchors => 1,
724aa791	116	expect => 'strict subs',
	117	expect_nt => 'strict subs');
	118
	119	checkOptree ( name => "sort vK - flag specific search",
	120	prog => 'sort our @a',
cc02ea56	121	noanchors => 1,
724aa791	122	expect => '<@> sort vK ',
	123	expect_nt => '<@> sort vK ');
	124
	125	checkOptree ( name => "'prog' => 'sort our \@a'",
	126	prog => 'sort our @a',
cc02ea56	127	noanchors => 1,
724aa791	128	expect => '<@> sort vK',
	129	expect_nt => '<@> sort vK');
	130
	131	checkOptree ( name => "'code' => 'sort our \@a'",
	132	code => 'sort our @a',
cc02ea56	133	noanchors => 1,
724aa791	134	expect => '<@> sort K',
	135	expect_nt => '<@> sort K');
	136
	137	pass ("REFTEXT FIXUP TESTS");
	138
	139	checkOptree ( name => 'fixup nextstate (in reftext)',
	140	bcopts => '-exec',
	141	code => sub {my $a},
	142	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
724aa791	143	# 1 <;> nextstate( NOTE THAT THIS CAN BE ANYTHING ) v
	144	# 2 <0> padsv[$a:54,55] M/LVINTRO
	145	# 3 <1> leavesub[1 ref] K/REFC,1
	146	EOT_EOT
724aa791	147	# 1 <;> nextstate(main 54 optree_concise.t:84) v
	148	# 2 <0> padsv[$a:54,55] M/LVINTRO
	149	# 3 <1> leavesub[1 ref] K/REFC,1
	150	EONT_EONT
	151
	152	checkOptree ( name => 'fixup square-bracket args',
	153	bcopts => '-exec',
	154	todo => 'not done in rexpedant mode',
	155	code => sub {my $a},
	156	#skip => 1,
	157	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
724aa791	158	# 1 <;> nextstate(main 56 optree_concise.t:96) v
	159	# 2 <0> padsv[$a:56,57] M/LVINTRO
	160	# 3 <1> leavesub[1 ref] K/REFC,1
	161	EOT_EOT
724aa791	162	# 1 <;> nextstate(main 56 optree_concise.t:96) v
	163	# 2 <0> padsv[$a:56,57] M/LVINTRO
	164	# 3 <1> leavesub[1 ref] K/REFC,1
	165	EONT_EONT
	166
724aa791	167	#################################
	168	pass("CANONICAL B::Concise EXAMPLE");
	169
	170	checkOptree ( name => 'canonical example w -basic',
	171	bcopts => '-basic',
	172	code => sub{$a=$b+42},
	173	crossfail => 1,
	174	debug => 1,
	175	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
	176	# 7 <1> leavesub[1 ref] K/REFC,1 ->(end)
	177	# - <@> lineseq KP ->7
	178	# 1 <;> nextstate(main 380 optree_selftest.t:139) v ->2
	179	# 6 <2> sassign sKS/2 ->7
	180	# 4 <2> add[t3] sK/2 ->5
	181	# - <1> ex-rv2sv sK/1 ->3
	182	# 2 <#> gvsv[*b] s ->3
	183	# 3 <$> const[IV 42] s ->4
	184	# - <1> ex-rv2sv sKRM*/1 ->6
	185	# 5 <#> gvsv[*a] s ->6
	186	EOT_EOT
	187	# 7 <1> leavesub[1 ref] K/REFC,1 ->(end)
	188	# - <@> lineseq KP ->7
	189	# 1 <;> nextstate(main 60 optree_concise.t:122) v ->2
	190	# 6 <2> sassign sKS/2 ->7
	191	# 4 <2> add[t1] sK/2 ->5
	192	# - <1> ex-rv2sv sK/1 ->3
	193	# 2 <$> gvsv(*b) s ->3
	194	# 3 <$> const(IV 42) s ->4
	195	# - <1> ex-rv2sv sKRM*/1 ->6
	196	# 5 <$> gvsv(*a) s ->6
	197	EONT_EONT
	198
	199	checkOptree ( name => 'canonical example w -exec',
	200	bcopts => '-exec',
	201	code => sub{$a=$b+42},
	202	crossfail => 1,
	203	retry => 1,
	204	debug => 1,
	205	xtestfail => 1,
	206	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
724aa791	207	# 1 <;> nextstate(main 61 optree_concise.t:139) v
	208	# 2 <#> gvsv[*b] s
	209	# 3 <$> const[IV 42] s
	210	# 4 <2> add[t3] sK/2
	211	# 5 <#> gvsv[*a] s
	212	# 6 <2> sassign sKS/2
	213	# 7 <1> leavesub[1 ref] K/REFC,1
	214	EOT_EOT
724aa791	215	# 1 <;> nextstate(main 61 optree_concise.t:139) v
	216	# 2 <$> gvsv(*b) s
	217	# 3 <$> const(IV 42) s
	218	# 4 <2> add[t1] sK/2
	219	# 5 <$> gvsv(*a) s
	220	# 6 <2> sassign sKS/2
	221	# 7 <1> leavesub[1 ref] K/REFC,1
	222	EONT_EONT
	223
	224	checkOptree ( name => 'tree reftext is messy cut-paste',
	225	skip => 1);
	226
2ce64696	227	} # skip
724aa791	228
	229	__END__
	230