tests for empty lists passed to Dlog

diff --git a/lib/Log/Contextual.pm b/lib/Log/Contextual.pm
index 35a7667..bd691e3 100644 (file)
--- a/lib/Log/Contextual.pm
+++ b/lib/Log/Contextual.pm
@@ -182,7 +182,11 @@ sub Dlog_trace (&@) {
   my $code = shift;
   my @values = @_;
   return log_trace {
-     do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     if (@values) {
+        do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     } else {
+        do { local $_ = '()'; $code->() };
+     }
   } @values
 }
 
@@ -190,7 +194,11 @@ sub Dlog_debug (&@) {
   my $code = shift;
   my @values = @_;
   log_debug {
-     do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     if (@values) {
+        do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     } else {
+        do { local $_ = '()'; $code->() };
+     }
   } @values
 }
 
@@ -198,7 +206,11 @@ sub Dlog_info (&@) {
   my $code = shift;
   my @values = @_;
   log_info {
-     do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     if (@values) {
+        do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     } else {
+        do { local $_ = '()'; $code->() };
+     }
   } @values
 }
 
@@ -206,7 +218,11 @@ sub Dlog_warn (&@) {
   my $code = shift;
   my @values = @_;
   log_warn {
-     do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     if (@values) {
+        do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     } else {
+        do { local $_ = '()'; $code->() };
+     }
   } @values
 }
 
@@ -214,7 +230,11 @@ sub Dlog_error (&@) {
   my $code = shift;
   my @values = @_;
   log_error {
-     do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     if (@values) {
+        do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     } else {
+        do { local $_ = '()'; $code->() };
+     }
   } @values
 }
 
@@ -222,7 +242,11 @@ sub Dlog_fatal (&@) {
   my $code = shift;
   my @values = @_;
   log_fatal {
-     do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     if (@values) {
+        do { local $_ = Data::Dumper::Concise::Dumper @values; $code->() };
+     } else {
+        do { local $_ = '()'; $code->() };
+     }
   } @values
 }
 

diff --git a/t/dlog.t b/t/dlog.t
index 2d4f118..49b1c2b 100644 (file)
--- a/t/dlog.t
+++ b/t/dlog.t
@@ -132,3 +132,42 @@ fLook ma, data: [
 ]
 OUT
 }
+
+
+
+{
+   my @foo = Dlog_trace { "nothing: $_" } ();
+   ok( eq_array(\@foo, []), 'Dlog_trace passes nothing through correctly');
+   is( $var_log->var, 'tnothing: ()', 'Output for Dlog_trace is correct');
+}
+
+{
+   my @foo = Dlog_debug { "nothing: $_" } ();
+   ok( eq_array(\@foo, []), 'Dlog_debug passes nothing through correctly');
+   is( $var_log->var, 'dnothing: ()', 'Output for Dlog_debug is correct');
+}
+
+{
+   my @foo = Dlog_info { "nothing: $_" } ();
+   ok( eq_array(\@foo, []), 'Dlog_info passes nothing through correctly');
+   is( $var_log->var, 'inothing: ()', 'Output for Dlog_info is correct');
+}
+
+{
+   my @foo = Dlog_warn { "nothing: $_" } ();
+   ok( eq_array(\@foo, []), 'Dlog_warn passes nothing through correctly');
+   is( $var_log->var, 'wnothing: ()', 'Output for Dlog_warn is correct');
+}
+
+{
+   my @foo = Dlog_error { "nothing: $_" } ();
+   ok( eq_array(\@foo, []), 'Dlog_error passes nothing through correctly');
+   is( $var_log->var, 'enothing: ()', 'Output for Dlog_error is correct');
+}
+
+{
+   my @foo = Dlog_fatal { "nothing: $_" } ();
+   ok( eq_array(\@foo, []), 'Dlog_fatal passes nothing through correctly');
+   is( $var_log->var, 'fnothing: ()', 'Output for Dlog_fatal is correct');
+}
+