Improve test coverage.

Author: ColinH

src/test/json/create.cc

@@ -257,6 +257,16 @@ namespace tao
          test_double( 0.0 );
          test_double( 42.0 );
 
+         value v;
+
+         const double a = std::numeric_limits< double >::infinity();
+         const double b = std::numeric_limits< double >::quiet_NaN();
+         const double c = std::numeric_limits< double >::signaling_NaN();
+
+         TEST_THROWS( v = a );
+         TEST_THROWS( v = b );
+         TEST_THROWS( v = c );
+
          test_string( "" );
          test_string( "foo" );
          test_string( "abcdefghijklmnpqrstuvwxyz" );

src/test/json/parse.cc

@@ -80,6 +80,19 @@ namespace tao
          // TODO: test_int64()
          test_array();
          test_object();
+
+         TEST_THROWS( from_string( "" ) );
+         TEST_THROWS( from_string( "[" ) );
+         TEST_THROWS( from_string( "{" ) );
+         TEST_THROWS( from_string( "]" ) );
+         TEST_THROWS( from_string( "}" ) );
+         TEST_THROWS( from_string( "'" ) );
+         TEST_THROWS( from_string( "\"" ) );
+         TEST_THROWS( from_string( "..." ) );
+         TEST_THROWS( from_string( "\"\xfd\xbf\xbf\xbf\xbf" ) );
+         TEST_THROWS( from_string( "\"\xfd\xbf\xbf\xbf\xbf\"" ) );
+         TEST_THROWS( from_string( "\"\xfd\xbf\xbf\xbf\xbf\xbf" ) );
+         TEST_THROWS( from_string( "\"\xfd\xbf\xbf\xbf\xbf\xbf\"" ) );
       }
 
    } // json