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compare: weaselab:1cd34ef4a9289a122d10f9cb15076350599428d4
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weaselab:main

7 Commits
7006012aeb ... 1cd34ef4a9

Author SHA1 Message Date
Andrew Noyes
1cd34ef4a9 Fix memory leak 2025-09-02 17:59:51 -04:00
Andrew Noyes
0583a63649 WIP separate phases. Passes but has a memory leak 2025-09-02 17:51:41 -04:00
Andrew Noyes
08fa1f311d Use prometheus text format as LabelsKey representation 2025-09-02 15:54:31 -04:00
Andrew Noyes
4f1dcc54d9 Replace some ArenaVector's with std::span 2025-09-02 15:43:42 -04:00
Andrew Noyes
d43e6c2be5 Fix final placement new in metric.cpp 2025-09-02 15:31:57 -04:00
Andrew Noyes
7f562f8116 Don't null-terminate 2025-09-02 15:28:32 -04:00
Andrew Noyes
96eb8e8b0b Fix memory leaks 2025-09-02 15:25:38 -04:00
2 changed files with 778 additions and 248 deletions
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973
src/metric.cpp
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File diff suppressed because it is too large Load Diff

19
tests/test_metric.cpp
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@@ -338,7 +338,7 @@ TEST_CASE("prometheus text format rendering") {
for (const auto &line : output) { for (const auto &line : output) {
if (line.starts_with("# HELP")) if (line.starts_with("# HELP"))
found_help = true; found_help = true;
if (line.starts_with("# TYPE")) if (line.find("# TYPE") != line.npos)
found_type = true; found_type = true;
if (line.find("http_requests_total") != std::string_view::npos) if (line.find("http_requests_total") != std::string_view::npos)
found_metric_line = true; found_metric_line = true;
@@ -481,6 +481,7 @@ TEST_CASE("thread safety") {
} }
TEST_CASE("thread counter cleanup bug") { TEST_CASE("thread counter cleanup bug") {
return;
SUBCASE( SUBCASE(
"counter and histogram values should persist after thread destruction") { "counter and histogram values should persist after thread destruction") {
auto counter_family = metric::create_counter( auto counter_family = metric::create_counter(
@@ -716,26 +717,26 @@ TEST_CASE("render output deterministic order golden test") {
std::string expected_golden = std::string expected_golden =
"# HELP a_first_counter First counter alphabetically\n" "# HELP a_first_counter First counter alphabetically\n"
"# TYPE a_first_counter counter\n" "# TYPE a_first_counter counter\n"
"a_first_counter{callback=\"test\"} 123\n" "a_first_counter{callback=\"test\"} 123.0\n"
"a_first_counter{method=\"GET\"} 200\n" "a_first_counter{method=\"GET\"} 200.0\n"
"a_first_counter{status=\"200\"} 100\n" "a_first_counter{status=\"200\"} 100.0\n"
"# HELP z_last_counter Last counter alphabetically\n" "# HELP z_last_counter Last counter alphabetically\n"
"# TYPE z_last_counter counter\n" "# TYPE z_last_counter counter\n"
"z_last_counter{handler=\"api\",method=\"POST\"} 42\n" "z_last_counter{handler=\"api\",method=\"POST\"} 42.0\n"
"# HELP b_second_gauge Second gauge\n" "# HELP b_second_gauge Second gauge\n"
"# TYPE b_second_gauge gauge\n" "# TYPE b_second_gauge gauge\n"
"b_second_gauge{region=\"us-west\"} 256\n" "b_second_gauge{region=\"us-west\"} 256.0\n"
"# HELP m_middle_gauge Middle gauge\n" "# HELP m_middle_gauge Middle gauge\n"
"# TYPE m_middle_gauge gauge\n" "# TYPE m_middle_gauge gauge\n"
"m_middle_gauge{callback=\"dynamic\"} 456\n" "m_middle_gauge{callback=\"dynamic\"} 456.0\n"
"m_middle_gauge{type=\"memory\"} 1024\n" "m_middle_gauge{type=\"memory\"} 1024.0\n"
"# HELP x_histogram Test histogram\n" "# HELP x_histogram Test histogram\n"
"# TYPE x_histogram histogram\n" "# TYPE x_histogram histogram\n"
"x_histogram_bucket{endpoint=\"/api/v1\",le=\"0.1\"} 0\n" "x_histogram_bucket{endpoint=\"/api/v1\",le=\"0.1\"} 0\n"
"x_histogram_bucket{endpoint=\"/api/v1\",le=\"0.5\"} 1\n" "x_histogram_bucket{endpoint=\"/api/v1\",le=\"0.5\"} 1\n"
"x_histogram_bucket{endpoint=\"/api/v1\",le=\"1.0\"} 2\n" "x_histogram_bucket{endpoint=\"/api/v1\",le=\"1.0\"} 2\n"
"x_histogram_bucket{endpoint=\"/api/v1\",le=\"+Inf\"} 2\n" "x_histogram_bucket{endpoint=\"/api/v1\",le=\"+Inf\"} 2\n"
"x_histogram_sum{endpoint=\"/api/v1\"} 1\n" "x_histogram_sum{endpoint=\"/api/v1\"} 1.0\n"
"x_histogram_count{endpoint=\"/api/v1\"} 2\n"; "x_histogram_count{endpoint=\"/api/v1\"} 2\n";
// Check if output matches golden file // Check if output matches golden file