use new logmsg and set --show in tests

tests/read.err

@@ -14,6 +14,12 @@ read: Expected 1 args, got 2
 ####################
 # Test splitting input with IFS empty
 
+####################
+# read -n tests
+
+####################
+# read -z tests
+
 ####################
 # Chunked read tests
 

tests/read.in

@@ -95,8 +95,7 @@ set -le IFS
 
 # read -n tests
 
-echo
-echo '# read -n tests'
+logmsg read -n tests
 echo 'testing' | read -n 3 foo
 echo $foo
 echo 'test' | read -n 10 foo
@@ -111,8 +110,7 @@ echo $foo
 
 # read -0 tests
 
-echo
-echo '# read -z tests'
+logmsg read -z tests
 echo -n 'testing' | read -lz foo
 echo $foo
 echo -n 'test ing' | read -lz foo

tests/read.out

@@ -47,6 +47,7 @@ two
 1 'h'
 0
 
+####################
 # read -n tests
 tes
 test
@@ -55,6 +56,7 @@ tes
 tin
 t
 
+####################
 # read -z tests
 testing
 test ing