1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
#!/usr/bin/env perl
use warnings;
use strict;
use Term::ANSIColor;
use IO::Handle;
use IPC::Open2;
my $usage="runtests.pl PROGRAM SPEC\nSet ANSI_COLORS_DISABLED=1 if you redirect to a file.\nSet PATT='...' to restrict tests to sections matching a regex.\n";
my $PROG=$ARGV[0];
my $SPEC=$ARGV[1];
my $PATT=$ENV{'PATT'};
if (!(defined $PROG && defined $SPEC)) {
print STDERR $usage;
exit 1;
}
my $passed = 0;
my $failed = 0;
my $skipped = 0;
# Markdown implementations vary on insignificant whitespace.
# Some leave blanks between block elements, others don't.
# This function tries to normalize the output so it can be
# compared with our test. tidy takes two arguments: the
# string containing the actual output, and a pathname of the
# file to which the tidied output is to be saved.
sub tidy
{
my $inpre = 0;
my $out = "";
my $outfh;
open($outfh, '>', \$out);
for (split /^/, $_[0]) {
if (/<pre/) {
$inpre = 1;
} elsif (/<\/pre/) {
$inpre = 0;
}
if ($inpre) {
print $outfh $_;
} else {
# remove leading spaces
s/^ *//;
# remove trailing spaces
s/ *$//;
# collapse consecutive spaces
s/ */ /;
# collapse space before /> in tag
s/ *\/>/\/>/;
# skip blank line
if (/^$/) {
next;
}
print $outfh $_;
}
}
close $outfh;
return $out;
}
sub dotest
{
my $markdown = $_[0];
my $html = $_[1];
my $testname = $_[2];
my $actual = "";
# We use → to indicate tab and ␣ space in the spec
$markdown =~ s/→/\t/g;s/␣/ /g;
$html =~ s/→/\t/g;s/␣/ /g;
open2(my $out, my $in, $PROG);
print $in $markdown;
close $in;
flush $out;
$actual = do { local $/; <$out>; };
close $out;
$html = &tidy($html);
$actual = &tidy($actual);
$actual =~ s/\'/'/;
if ($actual eq $html) {
print colored("✓", "green");
return 1;
} else {
print colored("\n✘ $testname", "red");
print "\n";
print color "cyan";
print "=== markdown ===============\n";
print $markdown;
print "=== expected ===============\n";
print $html;
print "=== got ====================\n";
print $actual;
print color "black";
return 0;
}
}
my $stage = 0;
my $markdown = "";
my $html = "";
my $example = 0;
my $linenum = 0;
my $exampleline = 0;
my @secnums = ();
my $secheading;
open(SPEC, "< $SPEC");
while (<SPEC>) {
$linenum++;
if (/^\.$/) {
$stage = ($stage + 1) % 3;
if ($stage == 1) {
$exampleline = $linenum;
}
if ($stage == 0) {
$example++;
if (!$PATT || $secheading =~ /$PATT/) {
if (&dotest($markdown, $html,
"Example $example (line $exampleline)")) {
$passed++;
} else {
$failed++;
}
} else {
$skipped++;
}
$markdown = "";
$html = "";
}
} elsif ($stage == 0 && $_ =~ /^<!-- END TESTS -->/) {
last;
} elsif ($stage == 0 && $_ =~ /^(#+) +(.*)/) {
my $seclevel = length($1);
$secheading = $2;
if ($#secnums == $seclevel - 1) {
$secnums[$#secnums]++;
} elsif ($#secnums > $seclevel - 1) {
@secnums = @secnums[0..($seclevel - 1)];
$secnums[$#secnums]++;
} else {
while ($#secnums < $seclevel - 1) {
push(@secnums, 1);
}
}
if (!$PATT || $secheading =~ /$PATT/) {
print ("\n", join(".", @secnums) . " " . $secheading, " ");
}
} elsif ($stage == 1) {
$markdown .= $_;
} elsif ($stage == 2) {
$html .= $_;
}
}
print "\n";
print STDERR colored("$passed tests passed, $failed failed, $skipped skipped.", "bold");
print STDERR "\n";
exit $failed;
|
