handle empty geometries from postgis and add postgis tests - refs #1333
This commit is contained in:
Dane Springmeyer
parent
fa23cda22f
commit
daeecb39e0
2 changed files with 342 additions and 56 deletions
127
src/wkb.cpp
127
src/wkb.cpp
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@ -81,8 +81,8 @@ public:
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#ifndef MAPNIK_BIG_ENDIAN
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needSwap_=byteOrder_?wkbXDR:wkbNDR;
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#else
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needSwap_=byteOrder_?wkbNDR:wkbXDR;
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#endif
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needSwap_=byteOrder_?wkbNDR:wkbXDR;
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#endif
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}
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~wkb_reader() {}
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@ -215,7 +215,7 @@ private:
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void read_multipoint(boost::ptr_vector<geometry_type> & paths)
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{
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int num_points = read_integer();
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for (int i=0;i<num_points;++i)
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for (int i=0;i<num_points;++i)
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{
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pos_+=5;
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read_point(paths);
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@ -225,8 +225,8 @@ private:
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void read_multipoint_2(boost::ptr_vector<geometry_type> & paths)
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{
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geometry_type * pt = new geometry_type(MultiPoint);
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int num_points = read_integer();
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for (int i=0;i<num_points;++i)
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int num_points = read_integer();
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for (int i=0;i<num_points;++i)
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{
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pos_+=5;
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double x = read_double();
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@ -238,17 +238,20 @@ private:
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void read_linestring(boost::ptr_vector<geometry_type> & paths)
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{
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geometry_type * line = new geometry_type(LineString);
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int num_points=read_integer();
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CoordinateArray ar(num_points);
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read_coords(ar);
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line->set_capacity(num_points);
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line->move_to(ar[0].x,ar[0].y);
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for (int i=1;i<num_points;++i)
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if (num_points > 0)
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{
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line->line_to(ar[i].x,ar[i].y);
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geometry_type * line = new geometry_type(LineString);
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CoordinateArray ar(num_points);
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read_coords(ar);
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line->set_capacity(num_points);
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line->move_to(ar[0].x,ar[0].y);
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for (int i=1;i<num_points;++i)
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{
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line->line_to(ar[i].x,ar[i].y);
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}
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paths.push_back(line);
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}
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paths.push_back(line);
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}
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void read_multilinestring(boost::ptr_vector<geometry_type> & paths)
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@ -263,45 +266,51 @@ private:
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void read_multilinestring_2(boost::ptr_vector<geometry_type> & paths)
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{
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geometry_type * line = new geometry_type(MultiLineString);
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int num_lines=read_integer();
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unsigned capacity = 0;
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for (int i=0;i<num_lines;++i)
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if (num_lines > 0)
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{
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pos_+=5;
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int num_points=read_integer();
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capacity+=num_points;
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CoordinateArray ar(num_points);
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read_coords(ar);
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line->set_capacity(capacity);
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line->move_to(ar[0].x,ar[0].y);
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for (int j=1;j<num_points;++j)
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{
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line->line_to(ar[j].x,ar[j].y);
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}
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geometry_type * line = new geometry_type(MultiLineString);
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unsigned capacity = 0;
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for (int i=0;i<num_lines;++i)
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{
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pos_+=5;
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int num_points=read_integer();
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capacity+=num_points;
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CoordinateArray ar(num_points);
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read_coords(ar);
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line->set_capacity(capacity);
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line->move_to(ar[0].x,ar[0].y);
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for (int j=1;j<num_points;++j)
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{
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line->line_to(ar[j].x,ar[j].y);
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}
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}
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paths.push_back(line);
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}
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paths.push_back(line);
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}
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void read_polygon(boost::ptr_vector<geometry_type> & paths)
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{
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geometry_type * poly = new geometry_type(Polygon);
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int num_rings=read_integer();
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unsigned capacity = 0;
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for (int i=0;i<num_rings;++i)
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if (num_rings > 0)
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{
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int num_points=read_integer();
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capacity+=num_points;
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CoordinateArray ar(num_points);
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read_coords(ar);
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poly->set_capacity(capacity);
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poly->move_to(ar[0].x,ar[0].y);
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for (int j=1;j<num_points;++j)
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geometry_type * poly = new geometry_type(Polygon);
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unsigned capacity = 0;
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for (int i=0;i<num_rings;++i)
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{
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poly->line_to(ar[j].x,ar[j].y);
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int num_points=read_integer();
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capacity+=num_points;
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CoordinateArray ar(num_points);
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read_coords(ar);
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poly->set_capacity(capacity);
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poly->move_to(ar[0].x,ar[0].y);
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for (int j=1;j<num_points;++j)
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{
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poly->line_to(ar[j].x,ar[j].y);
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}
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}
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paths.push_back(poly);
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}
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paths.push_back(poly);
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}
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void read_multipolygon(boost::ptr_vector<geometry_type> & paths)
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@ -316,29 +325,35 @@ private:
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void read_multipolygon_2(boost::ptr_vector<geometry_type> & paths)
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{
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geometry_type * poly = new geometry_type(MultiPolygon);
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int num_polys=read_integer();
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unsigned capacity = 0;
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for (int i=0;i<num_polys;++i)
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if (num_polys > 0)
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{
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pos_+=5;
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int num_rings=read_integer();
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for (int r=0;r<num_rings;++r)
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geometry_type * poly = new geometry_type(MultiPolygon);
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unsigned capacity = 0;
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for (int i=0;i<num_polys;++i)
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{
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int num_points=read_integer();
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capacity += num_points;
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CoordinateArray ar(num_points);
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read_coords(ar);
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poly->set_capacity(capacity);
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poly->move_to(ar[0].x,ar[0].y);
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for (int j=1;j<num_points;++j)
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pos_+=5;
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int num_rings=read_integer();
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for (int r=0;r<num_rings;++r)
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{
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poly->line_to(ar[j].x,ar[j].y);
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int num_points=read_integer();
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if (num_points > 0)
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{
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capacity += num_points;
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CoordinateArray ar(num_points);
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read_coords(ar);
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poly->set_capacity(capacity);
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poly->move_to(ar[0].x,ar[0].y);
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for (int j=1;j<num_points;++j)
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{
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poly->line_to(ar[j].x,ar[j].y);
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}
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poly->line_to(ar[0].x,ar[0].y);
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}
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}
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poly->line_to(ar[0].x,ar[0].y);
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}
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paths.push_back(poly);
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}
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paths.push_back(poly);
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}
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void read_collection(boost::ptr_vector<geometry_type> & paths)
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271
tests/python_tests/postgis_test.py
Normal file
271
tests/python_tests/postgis_test.py
Normal file
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@ -0,0 +1,271 @@
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#!/usr/bin/env python
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from nose.tools import *
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import atexit
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import time
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from utilities import execution_path
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from subprocess import Popen, PIPE
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import os, mapnik
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MAPNIK_TEST_DBNAME = 'mapnik-tmp-postgis-test-db'
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POSTGIS_TEMPLATE_DBNAME = 'template_postgis'
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SHAPEFILE = os.path.join(execution_path('.'),'../data/shp/world_merc.shp')
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SQL_DUMPS = os.path.join(execution_path('.'),'../data/sql')
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def setup():
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# All of the paths used are relative, if we run the tests
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# from another directory we need to chdir()
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os.chdir(execution_path('.'))
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def call(cmd,silent=False):
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stdin, stderr = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE).communicate()
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if not stderr:
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return stdin.strip()
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elif not silent and not 'NOTICE' in stderr:
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raise RuntimeError(stderr.strip())
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def psql_can_connect():
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"""Test ability to connect to a postgis template db with no options.
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Basically, to run these tests your user must have full read
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access over unix sockets without supplying a password. This
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keeps these tests simple and focused on postgis not on postgres
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auth issues.
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"""
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try:
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call('psql %s -c "select postgis_version()"' % POSTGIS_TEMPLATE_DBNAME)
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return True
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except RuntimeError, e:
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print 'Notice: skipping postgis tests (connection)'
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return False
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def shp2pgsql_on_path():
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"""Test for presence of shp2pgsql on the user path.
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We require this program to load test data into a temporarily database.
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"""
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try:
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call('shp2pgsql')
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return True
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except RuntimeError, e:
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print 'Notice: skipping postgis tests (shp2pgsql)'
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return False
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def createdb_and_dropdb_on_path():
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"""Test for presence of dropdb/createdb on user path.
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We require these programs to setup and teardown the testing db.
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"""
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try:
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call('createdb --help')
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call('dropdb --help')
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return True
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except RuntimeError, e:
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print 'Notice: skipping postgis tests (createdb/dropdb)'
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return False
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insert_table_1 = """
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CREATE TABLE test(gid serial PRIMARY KEY, geom geometry);
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;POINT(-2 2)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;MULTIPOINT(2 1,1 2)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;LINESTRING(0 0,1 1,1 2)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;MULTILINESTRING((1 0,0 1,3 2),(3 2,5 4))'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;POLYGON((0 0,4 0,4 4,0 4,0 0),(1 1, 2 1, 2 2, 1 2,1 1))'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;MULTIPOLYGON(((1 1,3 1,3 3,1 3,1 1),(1 1,2 1,2 2,1 2,1 1)), ((-1 -1,-1 -2,-2 -2,-2 -1,-1 -1)))'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;GEOMETRYCOLLECTION(POLYGON((1 1, 2 1, 2 2, 1 2,1 1)),POINT(2 3),LINESTRING(2 3,3 4))'));
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"""
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insert_table_2 = """
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CREATE TABLE test2(manual_id int4 PRIMARY KEY, geom geometry);
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INSERT INTO test2(manual_id, geom) values (0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (-1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (2147483647, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (-2147483648, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_3 = """
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CREATE TABLE test3(non_id bigint, manual_id int4, geom geometry);
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, -1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 2147483647, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, -2147483648, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_4 = """
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CREATE TABLE test4(non_id int4, manual_id int8 PRIMARY KEY, geom geometry);
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INSERT INTO test4(non_id, manual_id, geom) values (0, 0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, 1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, 1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, -1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, 2147483647, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, -2147483648, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_5 = """
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CREATE TABLE test5(non_id int4, manual_id numeric PRIMARY KEY, geom geometry);
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INSERT INTO test5(non_id, manual_id, geom) values (0, -1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test5(non_id, manual_id, geom) values (0, 1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_6 = '''
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CREATE TABLE "tableWithMixedCase"(gid serial PRIMARY KEY, geom geometry);
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(0,0));
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(0,1));
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(1,0));
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(1,1));
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'''
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insert_table_7 = '''
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CREATE TABLE test6(first_id int4, second_id int4,PRIMARY KEY (first_id,second_id), geom geometry);
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INSERT INTO test6(first_id, second_id, geom) values (0, 0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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'''
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insert_table_8 = '''
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CREATE TABLE test7(gid serial PRIMARY KEY, geom geometry);
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INSERT INTO test7(gid, geom) values (1, GeomFromEWKT('SRID=4326;GEOMETRYCOLLECTION(MULTILINESTRING((10 10,20 20,10 40),(40 40,30 30,40 20,30 10)),LINESTRING EMPTY)'));
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'''
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def postgis_setup():
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call('dropdb %s' % MAPNIK_TEST_DBNAME,silent=True)
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call('createdb -T %s %s' % (POSTGIS_TEMPLATE_DBNAME,MAPNIK_TEST_DBNAME),silent=False)
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call('shp2pgsql -s 3857 -g geom -W LATIN1 %s world_merc | psql -q %s' % (SHAPEFILE,MAPNIK_TEST_DBNAME), silent=True)
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call('''psql -q %s -c "CREATE TABLE \"empty\" (key serial);SELECT AddGeometryColumn('','empty','geom','-1','GEOMETRY',4);"''' % MAPNIK_TEST_DBNAME,silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_1),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_2),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_3),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_4),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_5),silent=False)
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call("""psql -q %s -c '%s'""" % (MAPNIK_TEST_DBNAME,insert_table_6),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_7),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_8),silent=False)
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def postgis_takedown():
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pass
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# fails as the db is in use: https://github.com/mapnik/mapnik/issues/960
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#call('dropdb %s' % MAPNIK_TEST_DBNAME)
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if 'postgis' in mapnik.DatasourceCache.instance().plugin_names() \
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and createdb_and_dropdb_on_path() \
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and psql_can_connect() \
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and shp2pgsql_on_path():
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# initialize test database
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postgis_setup()
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def test_feature():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='world_merc')
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fs = ds.featureset()
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feature = fs.next()
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eq_(feature['gid'],1)
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eq_(feature['fips'],u'AC')
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eq_(feature['iso2'],u'AG')
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eq_(feature['iso3'],u'ATG')
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eq_(feature['un'],28)
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eq_(feature['name'],u'Antigua and Barbuda')
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eq_(feature['area'],44)
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eq_(feature['pop2005'],83039)
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eq_(feature['region'],19)
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eq_(feature['subregion'],29)
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eq_(feature['lon'],-61.783)
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eq_(feature['lat'],17.078)
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def test_subquery():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='(select * from world_merc) as w')
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fs = ds.featureset()
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feature = fs.next()
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eq_(feature['gid'],1)
|
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eq_(feature['fips'],u'AC')
|
||||
eq_(feature['iso2'],u'AG')
|
||||
eq_(feature['iso3'],u'ATG')
|
||||
eq_(feature['un'],28)
|
||||
eq_(feature['name'],u'Antigua and Barbuda')
|
||||
eq_(feature['area'],44)
|
||||
eq_(feature['pop2005'],83039)
|
||||
eq_(feature['region'],19)
|
||||
eq_(feature['subregion'],29)
|
||||
eq_(feature['lon'],-61.783)
|
||||
eq_(feature['lat'],17.078)
|
||||
|
||||
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='(select gid,geom,fips as _fips from world_merc) as w')
|
||||
fs = ds.featureset()
|
||||
feature = fs.next()
|
||||
eq_(feature['gid'],1)
|
||||
eq_(feature['_fips'],u'AC')
|
||||
eq_(len(feature),2)
|
||||
|
||||
def test_geometry_detection():
|
||||
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test',
|
||||
geometry_field='geom')
|
||||
|
||||
def test_disabled_auto_detection_and_subquery():
|
||||
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''(select geom, 'a'::varchar as name from test2) as t''',
|
||||
geometry_field='geom')
|
||||
fs = ds.featureset()
|
||||
feat = fs.next()
|
||||
eq_(feat.id(),1)
|
||||
eq_(feat['name'],'a')
|
||||
feat = fs.next()
|
||||
eq_(feat.id(),2)
|
||||
eq_(feat['name'],'a')
|
||||
feat = fs.next()
|
||||
eq_(feat.id(),3)
|
||||
eq_(feat['name'],'a')
|
||||
feat = fs.next()
|
||||
eq_(feat.id(),4)
|
||||
eq_(feat['name'],'a')
|
||||
feat = fs.next()
|
||||
eq_(feat.id(),5)
|
||||
eq_(feat['name'],'a')
|
||||
feat = fs.next()
|
||||
eq_(feat.id(),6)
|
||||
eq_(feat['name'],'a')
|
||||
|
||||
|
||||
def test_manually_specified_feature_id_field():
|
||||
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test4',
|
||||
geometry_field='geom',
|
||||
key_field='manual_id')
|
||||
fs = ds.featureset()
|
||||
eq_(fs.next()['manual_id'],0)
|
||||
eq_(fs.next()['manual_id'],1)
|
||||
eq_(fs.next()['manual_id'],1000)
|
||||
eq_(fs.next()['manual_id'],-1000)
|
||||
eq_(fs.next()['manual_id'],2147483647)
|
||||
eq_(fs.next()['manual_id'],-2147483648)
|
||||
|
||||
fs = ds.featureset()
|
||||
eq_(fs.next().id(),0)
|
||||
eq_(fs.next().id(),1)
|
||||
eq_(fs.next().id(),1000)
|
||||
eq_(fs.next().id(),-1000)
|
||||
eq_(fs.next().id(),2147483647)
|
||||
eq_(fs.next().id(),-2147483648)
|
||||
|
||||
def test_numeric_type_feature_id_field():
|
||||
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test5',
|
||||
geometry_field='geom')
|
||||
fs = ds.featureset()
|
||||
eq_(fs.next()['manual_id'],-1)
|
||||
eq_(fs.next()['manual_id'],1)
|
||||
|
||||
fs = ds.featureset()
|
||||
eq_(fs.next().id(),1)
|
||||
eq_(fs.next().id(),2)
|
||||
|
||||
def test_empty_geom():
|
||||
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test7',
|
||||
geometry_field='geom')
|
||||
fs = ds.featureset()
|
||||
eq_(fs.next()['gid'],1)
|
||||
|
||||
atexit.register(postgis_takedown)
|
||||
|
||||
if __name__ == "__main__":
|
||||
setup()
|
||||
#test_auto_detection_and_subquery()
|
||||
[eval(run)() for run in dir() if 'test_' in run]
|
||||
Loading…
Reference in a new issue