diff --git a/t/compiler.t b/t/compiler.t
index 11f4654..12dd6db 100644
--- a/t/compiler.t
+++ b/t/compiler.t
@@ -64,8 +64,8 @@ my @programs-that-don't-compile =   # '
     'if $a {}',
     'if 42 { $a }',
     'if 5 {} else { $a }',
-    'unless {} ',
-    'unless a {} ',
+    'unless {}',
+    'unless a {}',
 ;
 
 for @programs-that-don't-compile -> $program { # '
diff --git a/t/runtime.t b/t/runtime.t
index 5d01444..0b37b7c 100644
--- a/t/runtime.t
+++ b/t/runtime.t
@@ -25,7 +25,8 @@ my @tests =
     'my $a = 42; { say $a }',          "42\n",      'variable in a block',
     'my $a = 42; { say my $a }',       "Any()\n",   'new variable in a block',
     'my $a; { $a = 42 }; say $a',      "42\n",      'value survives block',
-    'my $a = 42; {my $a = 7}; say $a', "42\n",      'initialised value survives block',
+    'my $a = 42; {my $a = 7}; say $a', "42\n",
+                'initialised value survives block',
     '{}; my $a = 42; { say $a }',      "42\n",      'same-level blocks',
     'if 42 { say 5 }',                 "5\n",       'executing if block',
     'if 0 { say 5 }',                  "",          'non-executing if block',
@@ -34,10 +35,11 @@ my @tests =
     'my $a = 4; while --$a { say $a }',
                                        "3\n2\n1\n", 'while loop',
     'my $a; while $a { say 42 }',      "",          'non-executing while loop',
-    'my $a = 42;unless $a { say 24 }',  "",          'non-executing unless block',
-    'unless 0 { say 42 }',  "42\n",       'executing unless block',
-    'my $a=0; until $a { say 42; ++$a; }',"42\n", 'executing until loop structure',
-    'until 42 { say 24; }'              , "",     'non-executing until loop structure',
+    'my $a = 42;unless $a { say 24 }', "",          'non-executing unless',
+    'unless 0 { say 42 }',             "42\n",      'executing unless',
+    'my $a=0; until $a { say 42; ++$a; }',
+                                       "42\n",      'until loop',
+    'until 42 { say 24; }',            "",          '0-itertion until loop',
     'my $a = 3; while --$a { say my $b; $b = 42 }', "Any()\nAny()\n",
                 'each time a block is entered, it gets a fresh lexical pad',
     'my $a = 42; { { say $a; } }',     "42\n",      'var lookup >1 block up',