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1 | #!./perl |
2 | |
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3 | my $file; |
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4 | BEGIN { |
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5 | $file = $0; |
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6 | chdir 't' if -d 't'; |
7 | @INC = '../lib'; |
8 | } |
9 | |
10 | END { |
11 | # let VMS whack all versions |
12 | 1 while unlink('tcout'); |
13 | } |
14 | |
15 | use Test::More tests => 43; |
16 | |
17 | use_ok( 'Term::Cap' ); |
18 | |
19 | local (*TCOUT, *OUT); |
20 | my $out = tie *OUT, 'TieOut'; |
21 | my $writable = 1; |
22 | |
23 | if (open(TCOUT, ">tcout")) { |
24 | print TCOUT <DATA>; |
25 | close TCOUT; |
26 | } else { |
27 | $writable = 0; |
28 | } |
29 | |
30 | # termcap_path -- the names are hardcoded in Term::Cap |
31 | $ENV{TERMCAP} = ''; |
32 | my $path = join '', Term::Cap::termcap_path(); |
33 | my $files = join '', grep { -f $_ } ( $ENV{HOME} . '/.termcap', '/etc/termcap', |
34 | '/usr/share/misc/termcap' ); |
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35 | is( $path, $files, 'termcap_path() should find default files' ); |
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36 | |
37 | SKIP: { |
38 | # this is ugly, but -f $0 really *ought* to work |
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39 | skip("-f $file fails, some tests difficult now", 2) unless -f $file; |
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40 | |
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41 | $ENV{TERMCAP} = $ENV{TERMPATH} = $file; |
42 | ok( grep($file, Term::Cap::termcap_path()), |
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43 | 'termcap_path() should find file from $ENV{TERMCAP}' ); |
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44 | |
45 | $ENV{TERMCAP} = (grep { $^O eq $_ } qw( os2 MSWin32 dos )) ? 'a:/' : '/'; |
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46 | ok( grep($file, Term::Cap::termcap_path()), |
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47 | 'termcap_path() should find file from $ENV{TERMPATH}' ); |
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48 | } |
49 | |
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50 | # make a Term::Cap "object" |
51 | my $t = { |
52 | PADDING => 1, |
53 | _pc => 'pc', |
54 | }; |
55 | bless($t, 'Term::Cap' ); |
56 | |
57 | # see if Tpad() works |
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58 | is( $t->Tpad(), undef, 'Tpad() should return undef with no arguments' ); |
59 | is( $t->Tpad('x'), 'x', 'Tpad() should return strings verbatim with no match' ); |
60 | is( $t->Tpad( '1*a', 2 ), 'apcpc', 'Tpad() should pad paddable strings' ); |
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61 | |
62 | $t->{PADDING} = 2; |
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63 | is( $t->Tpad( '1*a', 3, *OUT ), 'apcpc', 'Tpad() should perform pad math' ); |
64 | is( $out->read(), 'apcpc', 'Tpad() should write to filehandle when passed' ); |
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65 | |
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66 | is( $t->Tputs('PADDING'), 2, 'Tputs() should return existing value' ); |
67 | is( $t->Tputs('pc', 2), 'pc', 'Tputs() should delegate to Tpad()' ); |
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68 | $t->Tputs('pc', 1, *OUT); |
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69 | is( $t->{pc}, 'pc', 'Tputs() should cache pc value when asked' ); |
70 | is( $out->read(), 'pc', 'Tputs() should write to filehandle when passed' ); |
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71 | |
72 | eval { $t->Trequire( 'pc' ) }; |
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73 | is( $@, '', 'Trequire() should finds existing cap' ); |
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74 | eval { $t->Trequire( 'nonsense' ) }; |
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75 | like( $@, qr/support: \(nonsense\)/, |
76 | 'Trequire() should croak with unsupported cap' ); |
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77 | |
78 | my $warn; |
79 | local $SIG{__WARN__} = sub { |
80 | $warn = $_[0]; |
81 | }; |
82 | |
83 | # test the first few features by forcing Tgetent() to croak (line 156) |
84 | undef $ENV{TERM}; |
85 | my $vals = {}; |
86 | eval { $t = Term::Cap->Tgetent($vals) }; |
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87 | like( $@, qr/TERM not set/, 'Tgetent() should croaks without TERM' ); |
88 | like( $warn, qr/OSPEED was not set/, 'Tgetent() should set default OSPEED' ); |
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89 | is( $vals->{PADDING}, 10000/9600, 'Default OSPEED implies default PADDING' ); |
90 | |
91 | # check values for very slow speeds |
92 | $vals->{OSPEED} = 1; |
93 | $warn = ''; |
94 | eval { $t = Term::Cap->Tgetent($vals) }; |
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95 | is( $warn, '', 'Tgetent() should not work if OSPEED is provided' ); |
96 | is( $vals->{PADDING}, 200, 'Tgetent() should set slow PADDING when needed' ); |
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97 | |
98 | # now see if lines 177 or 180 will fail |
99 | $ENV{TERM} = 'foo'; |
100 | $ENV{TERMPATH} = '!'; |
101 | $ENV{TERMCAP} = ''; |
102 | eval { $t = Term::Cap->Tgetent($vals) }; |
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103 | isn't( $@, '', 'Tgetent() should catch bad termcap file' ); |
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104 | |
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105 | SKIP: { |
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106 | skip( "Can't write 'tcout' file for tests", 9 ) unless $writable; |
107 | |
108 | # it won't find the termtype in this fake file, so it should croak |
109 | $vals->{TERM} = 'quux'; |
110 | $ENV{TERMPATH} = 'tcout'; |
111 | eval { $t = Term::Cap->Tgetent($vals) }; |
112 | like( $@, qr/failed termcap/, 'Tgetent() should die with bad termcap' ); |
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113 | |
114 | # it shouldn't try to read one file more than 32(!) times |
115 | # see __END__ for a really awful termcap example |
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116 | $ENV{TERMPATH} = join(' ', ('tcout') x 33); |
117 | $vals->{TERM} = 'bar'; |
118 | eval { $t = Term::Cap->Tgetent($vals) }; |
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119 | like( $@, qr/failed termcap loop/, 'Tgetent() should catch deep recursion'); |
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120 | |
121 | # now let it read a fake termcap file, and see if it sets properties |
122 | $ENV{TERMPATH} = 'tcout'; |
123 | $vals->{TERM} = 'baz'; |
124 | $t = Term::Cap->Tgetent($vals); |
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125 | is( $t->{_f1}, 1, 'Tgetent() should set a single field correctly' ); |
126 | is( $t->{_f2}, 1, 'Tgetent() should set another field on the same line' ); |
127 | is( $t->{_no}, '', 'Tgetent() should set a blank field correctly' ); |
128 | is( $t->{_k1}, 'v1', 'Tgetent() should set a key value pair correctly' ); |
129 | like( $t->{_k2}, qr/v2\\\n2/, 'Tgetent() should set and translate pairs' ); |
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130 | |
131 | # and it should have set these two fields |
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132 | is( $t->{_pc}, "\0", 'should set _pc field correctly' ); |
133 | is( $t->{_bc}, "\b", 'should set _bc field correctly' ); |
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134 | } |
135 | |
136 | # Tgoto has comments on the expected formats |
137 | $t->{_test} = "a%d"; |
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138 | is( $t->Tgoto('test', '', 1, *OUT), 'a1', 'Tgoto() should handle %d code' ); |
139 | is( $out->read(), 'a1', 'Tgoto() should print to filehandle if passed' ); |
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140 | |
141 | $t->{_test} = "a%."; |
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142 | like( $t->Tgoto('test', '', 1), qr/^a\x01/, 'Tgoto() should handle %.' ); |
143 | like( $t->Tgoto('test', '', 0), qr/\x61\x01\x08/, |
144 | 'Tgoto() should handle %. and magic' ); |
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145 | |
146 | $t->{_test} = 'a%+'; |
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147 | like( $t->Tgoto('test', '', 1), qr/a\x01/, 'Tgoto() shoudl handle %+' ); |
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148 | $t->{_test} = 'a%+a'; |
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149 | is( $t->Tgoto('test', '', 1), 'ab', 'Tgoto() should handle %+char' ); |
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150 | $t->{_test} .= 'a' x 99; |
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151 | like( $t->Tgoto('test', '', 1), qr/ba{98}/, |
152 | 'Tgoto() should substr()s %+ if needed' ); |
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153 | |
154 | $t->{_test} = '%ra%d'; |
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155 | is( $t->Tgoto('test', 1, ''), 'a1', 'Tgoto() should swaps params with %r' ); |
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156 | |
157 | $t->{_test} = 'a%>11bc'; |
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158 | is( $t->Tgoto('test', '', 1), 'abc', 'Tgoto() should unpack args with %>' ); |
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159 | |
160 | $t->{_test} = 'a%21'; |
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161 | is( $t->Tgoto('test'), 'a001', 'Tgoto() should format with %2' ); |
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162 | |
163 | $t->{_test} = 'a%31'; |
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164 | is( $t->Tgoto('test'), 'a0001', 'Tgoto() should also formats with %3' ); |
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165 | |
166 | $t->{_test} = '%ia%21'; |
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167 | is( $t->Tgoto('test', '', 1), 'a021', 'Tgoto() should increment args with %i' ); |
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168 | |
169 | $t->{_test} = '%z'; |
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170 | is( $t->Tgoto('test'), 'OOPS', 'Tgoto() should catch invalid args' ); |
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171 | |
172 | # and this is pretty standard |
173 | package TieOut; |
174 | |
175 | sub TIEHANDLE { |
176 | bless( \(my $self), $_[0] ); |
177 | } |
178 | |
179 | sub PRINT { |
180 | my $self = shift; |
181 | $$self .= join('', @_); |
182 | } |
183 | |
184 | sub read { |
185 | my $self = shift; |
186 | substr( $$self, 0, length($$self), '' ); |
187 | } |
188 | |
189 | __END__ |
190 | bar: :tc=bar: \ |
191 | baz: \ |
192 | :f1: :f2: \ |
193 | :no@ \ |
194 | :k1#v1\ |
195 | :k2=v2\\n2 |