Fix + 1 test

Author: Darya177777

Diff for: doc/operators.sgm

@@ -331,7 +331,8 @@
                 a non-boolean operator returning the distance between two
                 objects in radians. Currently,
                 <application>pgSphere</application> supports only distances
-                between points, circles, between point and circle, and between point and line. If the
+                between points, circles, between point and circle, and
+                between point and line. If the
                 objects are overlapping, the distance operator returns zero
                 (0.0).
             </para>

Diff for: expected/line.out

@@ -141,10 +141,11 @@ SELECT round( CAST(sline '( 90d, 0d, 0d, XYZ ), 40d ' <-> spoint '( 0d, 90d )' a
  0.87266462599717
 (1 row)
 
-SELECT round( CAST(sline '( 0d, 0d, 0d, XYZ ), 40d ' <-> spoint '( 0d, 90d )' as numeric), 14);
-      round       
-------------------
- 1.57079632679490
+SELECT round( CAST(sline '( 90d, 0d, 0d, XYZ ), 40d ' <-> spoint '( 0d, 90d )' as numeric), 14)   =
+       round( CAST(spoint '( 0d, 90d )' <-> sline '( 90d, 0d, 0d, XYZ ), 40d ' as numeric), 14);
+ ?column? 
+----------
+ t
 (1 row)
 
 SELECT round( CAST(sline '( 0d, 0d, 0d, XYZ ), 0d ' <-> spoint '( 0d, 90d )' as numeric), 14);

Diff for: pgs_line.sql.in

@@ -604,7 +604,7 @@ CREATE FUNCTION dist(sline, spoint)
    IMMUTABLE STRICT;
 
 COMMENT ON FUNCTION dist(sline, spoint) IS
-  'distance between spherical line and spherical point';
+  'returns the distance between spherical line and spherical point';
 
 
 CREATE OPERATOR  <-> (
@@ -615,7 +615,7 @@ CREATE OPERATOR  <-> (
 );
 
 COMMENT ON OPERATOR <-> (sline, spoint) IS
-  'distance between spherical line and spherical point';
+  'returns the distance between spherical line and spherical point';
 
 
 
@@ -630,7 +630,7 @@ CREATE FUNCTION dist(spoint, sline)
    IMMUTABLE STRICT;
 
 COMMENT ON FUNCTION dist(spoint, sline) IS
-  'distance between spherical line and spherical point';
+  'returns the distance between spherical line and spherical point';
 
 
 CREATE OPERATOR  <-> (
@@ -641,5 +641,5 @@ CREATE OPERATOR  <-> (
 );
 
 COMMENT ON OPERATOR <-> (spoint, sline) IS
-  'distance between spherical line and spherical point';
+  'returns the distance between spherical line and spherical point';
 

Diff for: sql/line.sql

@@ -73,7 +73,8 @@ SELECT sline ( spoint '(0,   0d)', spoint '(0.000001d, 0d)' )   #
 
 SELECT round( CAST(sline '( 90d, 0d, 0d, XYZ ), 40d ' <-> spoint '( 0d, 90d )' as numeric), 14);
 
-SELECT round( CAST(sline '( 0d, 0d, 0d, XYZ ), 40d ' <-> spoint '( 0d, 90d )' as numeric), 14);
+SELECT round( CAST(sline '( 90d, 0d, 0d, XYZ ), 40d ' <-> spoint '( 0d, 90d )' as numeric), 14)   =
+       round( CAST(spoint '( 0d, 90d )' <-> sline '( 90d, 0d, 0d, XYZ ), 40d ' as numeric), 14);
 
 SELECT round( CAST(sline '( 0d, 0d, 0d, XYZ ), 0d ' <-> spoint '( 0d, 90d )' as numeric), 14);