blob: b968422e2ed00108cf332accf37b7925729d6b40 (
plain) (
blame)
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
|
#include <qpdf/assert_test.h>
#include <qpdf/Pl_String.hh>
#include <qpdf/QPDFLogger.hh>
#include <stdexcept>
static void
test1()
{
// Standard behavior
auto logger = QPDFLogger::defaultLogger();
logger->info("info to stdout\n");
logger->warn("warn to stderr\n");
logger->error("error to stderr\n");
assert(logger->getSave(true) == nullptr);
try {
logger->getSave();
assert(false);
} catch (std::logic_error& e) {
*(logger->getInfo()) << "getSave exception: " << e.what() << "\n";
}
try {
logger->saveToStandardOutput(true);
assert(false);
} catch (std::logic_error& e) {
*(logger->getInfo())
<< "saveToStandardOutput exception: " << e.what() << "\n";
}
logger->setWarn(logger->discard());
logger->warn("warning not seen\n");
logger->setWarn(nullptr);
logger->warn("restored warning to stderr\n");
}
static void
test2()
{
// First call saveToStandardOutput. Then use info, which then to
// go stderr.
QPDFLogger l;
l.saveToStandardOutput(true);
l.info(std::string("info to stderr\n"));
*(l.getSave()) << "save to stdout\n";
l.setInfo(nullptr);
l.info("info still to stderr\n");
l.setSave(nullptr, false);
l.setInfo(nullptr);
l.info("info back to stdout\n");
}
static void
test3()
{
// Error/warning
QPDFLogger l;
// Warning follows error when error is set explicitly.
std::string errors;
auto pl_error = std::make_shared<Pl_String>("errors", nullptr, errors);
l.setError(pl_error);
l.warn("warn follows error\n");
assert(errors == "warn follows error\n");
l.error("error too\n");
assert(errors == "warn follows error\nerror too\n");
// Set warnings -- now they're separate
std::string warnings;
auto pl_warn = std::make_shared<Pl_String>("warnings", nullptr, warnings);
l.setWarn(pl_warn);
l.warn(std::string("warning now separate\n"));
l.error(std::string("new error\n"));
assert(warnings == "warning now separate\n");
assert(errors == "warn follows error\nerror too\nnew error\n");
std::string errors2;
pl_error = std::make_shared<Pl_String>("errors", nullptr, errors2);
l.setError(pl_error);
l.warn("new warning\n");
l.error("another new error\n");
assert(warnings == "warning now separate\nnew warning\n");
assert(errors == "warn follows error\nerror too\nnew error\n");
assert(errors2 == "another new error\n");
// Restore warnings to default -- follows error again
l.setWarn(nullptr);
l.warn("warning 3\n");
l.error("error 3\n");
assert(warnings == "warning now separate\nnew warning\n");
assert(errors == "warn follows error\nerror too\nnew error\n");
assert(errors2 == "another new error\nwarning 3\nerror 3\n");
// Restore everything to default
l.setInfo(nullptr);
l.setWarn(nullptr);
l.setError(nullptr);
l.info("after reset, info to stdout\n");
l.warn("after reset, warn to stderr\n");
l.error("after reset, error to stderr\n");
}
int
main()
{
test1();
test2();
test3();
return 0;
}
|
