MODE_NOLOG: Added support for if every n logging

CMakeLists.txt

@@ -162,7 +162,7 @@ if (GLOG_FOUND AND catkin_FOUND AND LPP_BUILD_TESTS)
                 test/nolog/test_nolog_basic.cc
                 test/nolog/test_nolog_every_n.cc
                 test/nolog/test_nolog_first_n.cc
-                #test/nolog/test_nolog_if_every_n.cc
+                test/nolog/test_nolog_if_every_n.cc
                 #test/nolog/test_nolog_log_string.cc
                 #test/nolog/test_nolog_rosprintf.cc
                 #test/nolog/test_nolog_timed.cc

include/log++.h

@@ -444,7 +444,8 @@ LPP_INTL::InternalPolicyLog(LPP_GET_KEY(), n, LPP_INTL::BaseSeverity::DEBUG, LPP
 #define LOG_EVERY_N(severity, n) (void) LPP_INTL::GlogSeverity::severity; InternalLog()
 #define DLOG_FIRST_N(severity, n) (void) LPP_INTL::GlogSeverity::severity; static_assert(std::is_integral_v<decltype(n)>); InternalLog()
 #define LOG_FIRST_N(severity, n) (void) LPP_INTL::GlogSeverity::severity; static_assert(std::is_integral_v<decltype(n)>); InternalLog()
-
+#define DLOG_IF_EVERY_N(severity, cond, n) (void) LPP_INTL::GlogSeverity::severity; static_assert(std::is_same<decltype(cond), bool>::value && std::is_integral_v<decltype(n)>); InternalLog()
+#define LOG_IF_EVERY_N(severity, cond, n) DLOG_IF_EVERY_N(severity, cond, n)
 
 //ros
 #define ROS_DEBUG_STREAM(x) (void) x

test/nolog/test_nolog_if_every_n.cc

@@ -0,0 +1,53 @@
+//
+// Created by acey on 07.09.23.
+//
+
+#include <gtest/gtest.h>
+#include <log++.h>
+#include <test_utils.h>
+
+TEST(nolog_if_every_n, glog_syntax_if_every_n_severity_debug) {
+  LOG_INIT(*test_argv);
+
+  for (int i = 0; i < 5; i++) {
+    std::string output = LPP_CAPTURE_STDOUT(DLOG_IF_EVERY_N(INFO, i <= 3, 3) << "Test" << 12);
+    ASSERT_EQ("", output);
+  }
+}
+
+TEST(nolog_if_every_n, glog_syntax_if_every_n_severity_info) {
+  LOG_INIT(*test_argv);
+
+  for (int i = 0; i < 5; i++) {
+    std::string output = LPP_CAPTURE_STDOUT(LOG_IF_EVERY_N(INFO, i <= 3, 3) << "Test" << 12);
+    ASSERT_EQ("", output);
+  }
+}
+
+TEST(nolog_if_every_n, glog_syntax_if_every_n_severity_warning) {
+  LOG_INIT(*test_argv);
+
+  for (int i = 0; i < 5; i++) {
+    std::string output = LPP_CAPTURE_STDERR(LOG_IF_EVERY_N(WARNING, i <= 3, 3) << "Test" << 12);
+    ASSERT_EQ("", output);
+  }
+}
+
+TEST(nolog_if_every_n, glog_syntax_if_every_n_severity_error) {
+  LOG_INIT(*test_argv);
+
+  for (int i = 0; i < 5; i++) {
+    std::string output = LPP_CAPTURE_STDERR(LOG_IF_EVERY_N(ERROR, i <= 3, 3) << "Test" << 12);
+    ASSERT_EQ("", output);
+  }
+}
+
+TEST(nolog_if_every_n, glog_syntax_if_every_n_severity_fatal) {
+  LOG_INIT(*test_argv);
+
+  for (int i = 0; i < 5; i++) {
+    std::string output = LPP_CAPTURE_STDERR(LOG_IF_EVERY_N(FATAL, i <= 3, 3) << "Test" << 12);
+    ASSERT_EQ("", output);
+  }
+}
+