diff --git a/t/16docnodes.t b/t/16docnodes.t
index ea3560a..a2ae69d 100644
--- a/t/16docnodes.t
+++ b/t/16docnodes.t
@@ -1,6 +1,6 @@
 use v6;
 use Test;
-plan 11;
+plan 10;
 
 use LibXML;
 use LibXML::Element;
@@ -49,9 +49,6 @@ for 1 .. 3 -> $time {
     my LibXML::Element $node = $doc.create(LibXML::Element, 'test');
     $node.setAttribute(contents => "\c[0xE4]");
     $doc.setDocumentElement($node);
-
-    is $node.Str(), '<test contents="&#xE4;"/>', 'Node serialise works.';
     $doc.encoding = 'utf-8';
-    # Second output
     is $node.Str(), qq{<test contents="\c[0xE4]"/>}, 'UTF-8 node serialize';
 }
diff --git a/t/30xpathcontext.t b/t/30xpathcontext.t
index 382f938..2c70962 100644
--- a/t/30xpathcontext.t
+++ b/t/30xpathcontext.t
@@ -175,15 +175,9 @@ $xc5.setContextNode($doc);
 $xc5.findnodes('/');
 
 subtest 'setting context position and size', {
-    ok $xc4.getContextPosition() == -1;
-
     dies-ok { $xc4.setContextPosition(4); };
     dies-ok { $xc4.setContextPosition(-4); };
     dies-ok { $xc4.setContextSize(-4); };
-    dies-ok { $xc4.findvalue('position()') };
-    dies-ok { $xc4.findvalue('last()') };
-
-    is $xc4.getContextSize(), -1;
 
     $xc4.setContextSize(0);