dte test coverage


Directory: ./
File: src/trace.c
Date: 2025-07-19 20:13:10
Exec Total Coverage
Lines: 29 29 100.0%
Functions: 5 5 100.0%
Branches: 6 8 75.0%

Line Branch Exec Source
1 #include "trace.h"
2 #include "util/array.h"
3 #include "util/str-util.h"
4 #include "util/xstring.h"
5
6 #if TRACE_LOGGING_ENABLED
7
8 // NOLINTNEXTLINE(*-avoid-non-const-global-variables)
9 static TraceLoggingFlags trace_flags = 0;
10
11 static const char trace_names[][8] = {
12 "command",
13 "input",
14 "output",
15 };
16
17 // Example valid input: "command,status,input"
18 168 TraceLoggingFlags trace_flags_from_str(const char *str)
19 {
20
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168 if (!str || str[0] == '\0') {
21 return 0;
22 }
23 144 bool all = streq(str, "all");
24
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144 return all ? TRACEFLAGS_ALL : STR_TO_BITFLAGS(str, trace_names, true);
25 }
26
27 24 UNITTEST {
28 24 CHECK_STRING_ARRAY(trace_names);
29 // NOLINTBEGIN(bugprone-assert-side-effect)
30 24 BUG_ON(trace_flags_from_str("output") != TRACEFLAG_OUTPUT);
31 24 BUG_ON(trace_flags_from_str(",x,, ,output,,") != TRACEFLAG_OUTPUT);
32 24 BUG_ON(trace_flags_from_str("command,input") != (TRACEFLAG_COMMAND | TRACEFLAG_INPUT));
33 24 BUG_ON(trace_flags_from_str("command,inpu") != TRACEFLAG_COMMAND);
34 24 BUG_ON(trace_flags_from_str("") != 0);
35 24 BUG_ON(trace_flags_from_str(",") != 0);
36 24 BUG_ON(trace_flags_from_str("a") != 0);
37 // NOLINTEND(bugprone-assert-side-effect)
38 24 }
39
40 1 void set_trace_logging_flags(TraceLoggingFlags flags)
41 {
42 1 BUG_ON(trace_flags); // Should be called at most once
43 1 BUG_ON(!flags); // ... with non-zero flags
44 1 BUG_ON(!log_level_enabled(LOG_LEVEL_TRACE)); // ... and only when enabled
45 1 trace_flags = flags;
46 1 }
47
48 // Return true if *any* 1 bits in `flags` are enabled in `trace_flags`
49 53 bool log_trace_enabled(TraceLoggingFlags flags)
50 {
51 53 return !!(trace_flags & flags);
52 }
53
54 51 void log_trace(TraceLoggingFlags flags, const char *file, int line, const char *fmt, ...)
55 {
56
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51 if (!log_trace_enabled(flags)) {
57 9 return;
58 }
59 42 va_list ap;
60 42 va_start(ap, fmt);
61 42 log_msgv(LOG_LEVEL_TRACE, file, line, fmt, ap);
62 42 va_end(ap);
63 }
64
65 #endif // TRACE_LOGGING_ENABLED
66