[2497] constify

src/lib/dns/tests/rdata_naptr_unittest.cc

@@ -129,7 +129,7 @@ TEST_F(Rdata_NAPTR_Test, createFromWire) {
 }
 
 TEST_F(Rdata_NAPTR_Test, createFromLexer) {
-    NAPTR rdata_naptr(naptr_str);
+    const NAPTR rdata_naptr(naptr_str);
 
     EXPECT_EQ(0, rdata_naptr.compare(
         *test::createRdataUsingLexer(RRType::NAPTR(), RRClass::IN(),

src/lib/dns/tests/rdata_rrsig_unittest.cc

@@ -46,8 +46,8 @@ public:
         rdata_rrsig(rrsig_txt)
     {}
 
-    string rrsig_txt;
-    generic::RRSIG rdata_rrsig;
+    const string rrsig_txt;
+    const generic::RRSIG rdata_rrsig;
 };
 
 TEST_F(Rdata_RRSIG_Test, fromText) {
@@ -122,14 +122,15 @@ TEST_F(Rdata_RRSIG_Test, toWireBuffer) {
 }
 
 TEST_F(Rdata_RRSIG_Test, createFromWire) {
-    string rrsig_txt2("A 5 2 43200 20100327070149 20100225070149 2658 isc.org. "
-                "HkJk/xZTvzePU8NENl/ley8bbUumhk1hXciyqhLnz1VQFzkDooej6neX"
-                "ZgWZzQKeTKPOYWrnYtdZW4PnPQFeUl3orgLev7F8J6FZlDn0y/J/ThR5"
-                "m36Mo2/Gdxjj8lJ/IjPVkdpKyBpcnYND8KEIma5MyNCNeyO1UkfPQZGHNSQ=");
+    const string rrsig_txt2(
+        "A 5 2 43200 20100327070149 20100225070149 2658 isc.org. "
+        "HkJk/xZTvzePU8NENl/ley8bbUumhk1hXciyqhLnz1VQFzkDooej6neX"
+        "ZgWZzQKeTKPOYWrnYtdZW4PnPQFeUl3orgLev7F8J6FZlDn0y/J/ThR5"
+        "m36Mo2/Gdxjj8lJ/IjPVkdpKyBpcnYND8KEIma5MyNCNeyO1UkfPQZGHNSQ=");
     EXPECT_EQ(rrsig_txt2,
               rdataFactoryFromFile(RRType("RRSIG"), RRClass("IN"),
                                    "rdata_rrsig_fromWire1")->toText());
-    generic::RRSIG rdata_rrsig2(rrsig_txt2);
+    const generic::RRSIG rdata_rrsig2(rrsig_txt2);
     EXPECT_EQ(0, rdata_rrsig2.compare(
                       *rdataFactoryFromFile(RRType("RRSIG"), RRClass("IN"),
                                           "rdata_rrsig_fromWire1")));

src/lib/dns/tests/rdata_unittest.cc

@@ -74,7 +74,7 @@ createRdataUsingLexer(const RRType& rrtype, const RRClass& rrclass,
     const MasterLoaderCallbacks::IssueCallback callback
         (boost::bind(&dummyCallback, _1, _2, _3));
     MasterLoaderCallbacks callbacks(callback, callback);
-    Name origin("example.org.");
+    const Name origin("example.org.");
 
     return (createRdata(rrtype, rrclass, lexer, &origin,
                         MasterLoader::MANY_ERRORS, callbacks));

src/lib/dns/tests/rrparamregistry_unittest.cc

@@ -172,7 +172,7 @@ createRdataHelper(const std::string& str) {
     const MasterLoaderCallbacks::IssueCallback callback
         (boost::bind(&dummyCallback, _1, _2, _3));
     MasterLoaderCallbacks callbacks(callback, callback);
-    Name origin("example.org.");
+    const Name origin("example.org.");
 
     return (rdf->create(lexer, &origin,
                         MasterLoader::MANY_ERRORS,