[2384] Adjust other tests to match

Obviously, the master loader now can accept the TTL units. This is good
news, but we need to adjust the test that checked it throws.

src/lib/dns/tests/masterload_unittest.cc

@@ -307,16 +307,20 @@ TEST_F(MasterLoadTest, loadNonAtopSOA) {
                  MasterLoadError);
 }
 
+// Load TTL with units
+TEST_F(MasterLoadTest, loadUnitTTL) {
+    stringstream rr_stream2("example.com. 1D IN A 192.0.2.1");
+    masterLoad(rr_stream2, origin, zclass, callback);
+    EXPECT_EQ(1, results.size());
+    EXPECT_EQ(0, results[0]->getRdataIterator()->getCurrent().compare(
+                  *rdata::createRdata(RRType::A(), zclass, "192.0.2.1")));
+}
+
 TEST_F(MasterLoadTest, loadBadRRText) {
     rr_stream << "example..com. 3600 IN A 192.0.2.1"; // bad owner name
     EXPECT_THROW(masterLoad(rr_stream, origin, zclass, callback),
                  MasterLoadError);
 
-    // currently we only support numeric TTLs
-    stringstream rr_stream2("example.com. 1D IN A 192.0.2.1");
-    EXPECT_THROW(masterLoad(rr_stream2, origin, zclass, callback),
-                 MasterLoadError);
-
     // bad RR class text
     stringstream rr_stream3("example.com. 3600 BAD A 192.0.2.1");
     EXPECT_THROW(masterLoad(rr_stream3, origin, zclass, callback),