xref: /sqlite-3.40.0/test/printf.test (revision d230f648) 
1# 2001 September 15
2#
3# The author disclaims copyright to this source code.  In place of
4# a legal notice, here is a blessing:
5#
6#    May you do good and not evil.
7#    May you find forgiveness for yourself and forgive others.
8#    May you share freely, never taking more than you give.
9#
10#***********************************************************************
11# This file implements regression tests for SQLite library.  The
12# focus of this file is testing the sqlite_*_printf() interface.
13#
14# $Id: printf.test,v 1.22 2007/03/31 15:02:50 drh Exp $
15
16set testdir [file dirname $argv0]
17source $testdir/tester.tcl
18
19set n 1
20foreach v {1 2 5 10 99 100 1000000 999999999 0 -1 -2 -5 -10 -99 -100 -9999999} {
21  set v32 [expr {$v&0xffffffff}]
22  do_test printf-1.$n.1 [subst {
23    sqlite3_mprintf_int {Three integers: %d %x %o} $v $v $v
24  }] [format {Three integers: %d %x %o} $v $v32 $v32]
25  do_test printf-1.$n.2 [subst {
26    sqlite3_mprintf_int {Three integers: (%6d) (%6x) (%6o)} $v $v $v
27  }] [format {Three integers: (%6d) (%6x) (%6o)} $v $v32 $v32]
28  do_test printf-1.$n.3 [subst {
29    sqlite3_mprintf_int {Three integers: (%-6d) (%-6x) (%-6o)} $v $v $v
30  }] [format {Three integers: (%-6d) (%-6x) (%-6o)} $v $v32 $v32]
31  do_test printf-1.$n.4 [subst {
32    sqlite3_mprintf_int {Three integers: (%+6d) (%+6x) (%+6o)} $v $v $v
33  }] [format {Three integers: (%+6d) (%+6x) (%+6o)} $v $v32 $v32]
34  do_test printf-1.$n.5 [subst {
35    sqlite3_mprintf_int {Three integers: (%06d) (%06x) (%06o)} $v $v $v
36  }] [format {Three integers: (%06d) (%06x) (%06o)} $v $v32 $v32]
37  do_test printf-1.$n.6 [subst {
38    sqlite3_mprintf_int {Three integers: (% 6d) (% 6x) (% 6o)} $v $v $v
39  }] [format {Three integers: (% 6d) (% 6x) (% 6o)} $v $v32 $v32]
40  do_test printf-1.$n.7 [subst {
41    sqlite3_mprintf_int {Three integers: (%#6d) (%#6x) (%#6o)} $v $v $v
42  }] [format {Three integers: (%#6d) (%#6x) (%#6o)} $v $v32 $v32]
43  incr n
44}
45
46
47if {$::tcl_platform(platform)!="windows"} {
48
49set m 1
50foreach {a b} {1 1 5 5 10 10 10 5} {
51  set n 1
52  foreach x {0.001 1.0e-20 1.0 0.0 100.0 9.99999 -0.00543 -1.0 -99.99999} {
53    do_test printf-2.$m.$n.1 [subst {
54      sqlite3_mprintf_double {A double: %*.*f} $a $b $x
55    }] [format {A double: %*.*f} $a $b $x]
56    do_test printf-2.$m.$n.2 [subst {
57      sqlite3_mprintf_double {A double: %*.*e} $a $b $x
58    }] [format {A double: %*.*e} $a $b $x]
59    do_test printf-2.$m.$n.3 [subst {
60      sqlite3_mprintf_double {A double: %*.*g} $a $b $x
61    }] [format {A double: %*.*g} $a $b $x]
62    do_test printf-2.$m.$n.4 [subst {
63      sqlite3_mprintf_double {A double: %d %d %g} $a $b $x
64    }] [format {A double: %d %d %g} $a $b $x]
65    do_test printf-2.$m.$n.5 [subst {
66      sqlite3_mprintf_double {A double: %d %d %#g} $a $b $x
67    }] [format {A double: %d %d %#g} $a $b $x]
68    do_test printf-2.$m.$n.6 [subst {
69      sqlite3_mprintf_double {A double: %d %d %010g} $a $b $x
70    }] [format {A double: %d %d %010g} $a $b $x]
71    incr n
72  }
73  incr m
74}
75
76}  ;# endif not windows
77
78do_test printf-3.1 {
79  sqlite3_mprintf_str {A String: (%*.*s)} 10 10 {This is the string}
80} [format {A String: (%*.*s)} 10 10 {This is the string}]
81do_test printf-3.2 {
82  sqlite3_mprintf_str {A String: (%*.*s)} 10 5 {This is the string}
83} [format {A String: (%*.*s)} 10 5 {This is the string}]
84do_test printf-3.3 {
85  sqlite3_mprintf_str {A String: (%*.*s)} -10 5 {This is the string}
86} [format {A String: (%*.*s)} -10 5 {This is the string}]
87do_test printf-3.4 {
88  sqlite3_mprintf_str {%d %d A String: (%s)} 1 2 {This is the string}
89} [format {%d %d A String: (%s)} 1 2 {This is the string}]
90do_test printf-3.5 {
91  sqlite3_mprintf_str {%d %d A String: (%30s)} 1 2 {This is the string}
92} [format {%d %d A String: (%30s)} 1 2 {This is the string}]
93do_test printf-3.6 {
94  sqlite3_mprintf_str {%d %d A String: (%-30s)} 1 2 {This is the string}
95} [format {%d %d A String: (%-30s)} 1 2 {This is the string}]
96do_test snprintf-3.11 {
97  sqlite3_snprintf_str 2 {x%d %d %s} 10 10 {This is the string}
98} {x}
99do_test snprintf-3.12 {
100  sqlite3_snprintf_str 3 {x%d %d %s} 10 10 {This is the string}
101} {x1}
102do_test snprintf-3.13 {
103  sqlite3_snprintf_str 4 {x%d %d %s} 10 10 {This is the string}
104} {x10}
105do_test snprintf-3.14 {
106  sqlite3_snprintf_str 5 {x%d %d %s} 10 10 {This is the string}
107} {x10 }
108do_test snprintf-3.15 {
109  sqlite3_snprintf_str 6 {x%d %d %s} 10 10 {This is the string}
110} {x10 1}
111do_test snprintf-3.16 {
112  sqlite3_snprintf_str 7 {x%d %d %s} 10 10 {This is the string}
113} {x10 10}
114do_test snprintf-3.17 {
115  sqlite3_snprintf_str 8 {x%d %d %s} 10 10 {This is the string}
116} {x10 10 }
117do_test snprintf-3.18 {
118  sqlite3_snprintf_str 9 {x%d %d %s} 10 10 {This is the string}
119} {x10 10 T}
120do_test snprintf-3.19 {
121  sqlite3_snprintf_str 100 {x%d %d %s} 10 10 {This is the string}
122} {x10 10 This is the string}
123
124do_test printf-4.1 {
125  sqlite3_mprintf_str {%d %d A quoted string: '%q'} 1 2 {Hi Y'all}
126} {1 2 A quoted string: 'Hi Y''all'}
127do_test printf-4.2 {
128  sqlite3_mprintf_str {%d %d A NULL pointer in %%q: '%q'} 1 2
129} {1 2 A NULL pointer in %q: '(NULL)'}
130do_test printf-4.3 {
131  sqlite3_mprintf_str {%d %d A quoted string: %Q} 1 2 {Hi Y'all}
132} {1 2 A quoted string: 'Hi Y''all'}
133do_test printf-4.4 {
134  sqlite3_mprintf_str {%d %d A NULL pointer in %%Q: %Q} 1 2
135} {1 2 A NULL pointer in %Q: NULL}
136
137do_test printf-5.1 {
138  set x [sqlite3_mprintf_str {%d %d %100000s} 0 0 {Hello}]
139  string length $x
140} {344}
141do_test printf-5.2 {
142  sqlite3_mprintf_str {%d %d (%-10.10s) %} -9 -10 {HelloHelloHello}
143} {-9 -10 (HelloHello) %}
144
145do_test printf-6.1 {
146  sqlite3_mprintf_z_test , one two three four five six
147} {,one,two,three,four,five,six}
148
149
150do_test printf-7.1 {
151  sqlite3_mprintf_scaled {A double: %g} 1.0e307 1.0
152} {A double: 1e+307}
153do_test printf-7.2 {
154  sqlite3_mprintf_scaled {A double: %g} 1.0e307 10.0
155} {A double: 1e+308}
156do_test printf-7.3 {
157  sqlite3_mprintf_scaled {A double: %g} 1.0e307 100.0
158} {A double: NaN}
159
160do_test printf-8.1 {
161  sqlite3_mprintf_int {%u %u %u} 0x7fffffff 0x80000000 0xffffffff
162} {2147483647 2147483648 4294967295}
163do_test printf-8.2 {
164  sqlite3_mprintf_int {%lu %lu %lu} 0x7fffffff 0x80000000 0xffffffff
165} {2147483647 2147483648 4294967295}
166do_test printf-8.3 {
167  sqlite3_mprintf_int64 {%llu %llu %llu} 2147483647 2147483648 4294967296
168} {2147483647 2147483648 4294967296}
169do_test printf-8.4 {
170  sqlite3_mprintf_int64 {%lld %lld %lld} 2147483647 2147483648 4294967296
171} {2147483647 2147483648 4294967296}
172do_test printf-8.5 {
173  sqlite3_mprintf_int64 {%llx %llx %llx} 2147483647 2147483648 4294967296
174} {7fffffff 80000000 100000000}
175do_test printf-8.6 {
176  sqlite3_mprintf_int64 {%llx %llo %lld} -1 -1 -1
177} {ffffffffffffffff 1777777777777777777777 -1}
178
179do_test printf-9.1 {
180  sqlite3_mprintf_int {%*.*c} 4 4 65
181} {AAAA}
182do_test printf-9.2 {
183  sqlite3_mprintf_int {%*.*c} -4 1 66
184} {B   }
185do_test printf-9.3 {
186  sqlite3_mprintf_int {%*.*c} 4 1 67
187} {   C}
188do_test printf-9.4 {
189  sqlite3_mprintf_int {%d %d %c} 4 1 67
190} {4 1 C}
191set ten {          }
192set fifty $ten$ten$ten$ten$ten
193do_test printf-9.5 {
194  sqlite3_mprintf_int {%d %*c} 1 -201 67
195} "1 C$fifty$fifty$fifty$fifty"
196do_test printf-9.6 {
197  sqlite3_mprintf_int {hi%12345.12346yhello} 0 0 0
198} {hi}
199
200# Ticket #812
201#
202do_test printf-10.1 {
203  sqlite3_mprintf_stronly %s {}
204} {}
205
206# Ticket #831
207#
208do_test printf-10.2 {
209  sqlite3_mprintf_stronly %q {}
210} {}
211
212# Ticket #1340:  Test for loss of precision on large positive exponents
213#
214do_test printf-10.3 {
215  sqlite3_mprintf_double {%d %d %f} 1 1 1e300
216} {1 1 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.000000}
217
218# The non-standard '!' flag on a 'g' conversion forces a decimal point
219# and at least one digit on either side of the decimal point.
220#
221do_test printf-11.1 {
222  sqlite3_mprintf_double {%d %d %!g} 1 1 1
223} {1 1 1.0}
224do_test printf-11.2 {
225  sqlite3_mprintf_double {%d %d %!g} 1 1 123
226} {1 1 123.0}
227do_test printf-11.3 {
228  sqlite3_mprintf_double {%d %d %!g} 1 1 12.3
229} {1 1 12.3}
230do_test printf-11.4 {
231  sqlite3_mprintf_double {%d %d %!g} 1 1 0.123
232} {1 1 0.123}
233do_test printf-11.5 {
234  sqlite3_mprintf_double {%d %d %!.15g} 1 1 1
235} {1 1 1.0}
236do_test printf-11.6 {
237  sqlite3_mprintf_double {%d %d %!.15g} 1 1 1e10
238} {1 1 10000000000.0}
239do_test printf-11.7 {
240  sqlite3_mprintf_double {%d %d %!.15g} 1 1 1e300
241} {1 1 1.0e+300}
242
243# Additional tests for coverage
244#
245do_test printf-12.1 {
246  sqlite3_mprintf_double {%d %d %.2000g} 1 1 1.0
247} {1 1 1}
248
249# Floating point boundary cases
250#
251do_test printf-13.1 {
252  sqlite3_mprintf_hexdouble %.20f 4024000000000000
253} {10.00000000000000000000}
254do_test printf-13.2 {
255  sqlite3_mprintf_hexdouble %.20f 4197d78400000000
256} {100000000.00000000000000000000}
257do_test printf-13.3 {
258  sqlite3_mprintf_hexdouble %.20f 4693b8b5b5056e17
259} {100000000000000000000000000000000.00000000000000000000}
260
261do_test printf-14.1 {
262  sqlite3_mprintf_str {abc-%y-123} 0 0 {not used}
263} {abc-}
264do_test printf-14.2 {
265  sqlite3_mprintf_n_test {xyzzy}
266} 5
267do_test printf-14.3 {
268  sqlite3_mprintf_str {abc-%T-123} 0 0 {not used}
269} {abc-}
270
271
272finish_test
273