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postgis_test.rs
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postgis_test.rs
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//
// Copyright (c) Pirmin Kalberer. All rights reserved.
// Licensed under the MIT License. See LICENSE file in the project root for full license information.
//
use core::feature::FeatureAttrValType;
use core::geom::*;
use core::grid::Extent;
use core::grid::Grid;
use core::layer::{Layer, LayerQuery};
use datasource::postgis::{PostgisInput, QueryParam};
use datasource::DatasourceInput;
use postgres;
use postgres::Connection;
use std::env;
#[test]
#[ignore]
fn test_from_geom_fields() {
let conn: Connection = match env::var("DBCONN") {
Result::Ok(val) => Connection::connect(&val as &str, postgres::TlsMode::None),
Result::Err(_) => panic!("DBCONN undefined"),
}.unwrap();
let sql = "SELECT wkb_geometry FROM ne.ne_10m_populated_places LIMIT 1";
for row in &conn.query(sql, &[]).unwrap() {
let geom = row.get::<_, Point>("wkb_geometry");
assert_eq!(
&*format!("{:?}", geom),
"Point { x: -6438719.622820721, y: -4093437.7144101723, srid: Some(3857) }"
);
let geom = GeometryType::from_geom_field(&row, "wkb_geometry", "POINT");
assert_eq!(
&*format!("{:?}", geom),
"Ok(Point(Point { x: -6438719.622820721, y: -4093437.7144101723, srid: Some(3857) }))"
);
}
let sql = "SELECT ST_Multi(wkb_geometry) AS wkb_geometry FROM ne.rivers_lake_centerlines WHERE name='Waiau' AND ST_NPoints(wkb_geometry)<10";
for row in &conn.query(sql, &[]).unwrap() {
let geom = GeometryType::from_geom_field(&row, "wkb_geometry", "LINESTRING");
assert_eq!(&*format!("{:?}", geom),
"Ok(MultiLineString(MultiLineStringT { lines: [LineStringT { points: [Point { x: 18672061.098933436, y: -5690573.725394946, srid: None }, Point { x: 18671798.382036217, y: -5692123.11701991, srid: None }, Point { x: 18671707.790002696, y: -5693530.713572942, srid: None }, Point { x: 18671789.322832868, y: -5694822.281317252, srid: None }, Point { x: 18672061.098933436, y: -5695997.770001522, srid: None }, Point { x: 18670620.68560042, y: -5698245.837796968, srid: None }, Point { x: 18668283.41113552, y: -5700403.997584983, srid: None }, Point { x: 18666082.024720907, y: -5701179.511527114, srid: None }, Point { x: 18665148.926775623, y: -5699253.775757339, srid: None }], srid: None }], srid: Some(3857) }))");
}
let sql = "SELECT wkb_geometry FROM ne.ne_10m_rivers_lake_centerlines WHERE name='Belaya' AND ST_NPoints(wkb_geometry)<10";
for row in &conn.query(sql, &[]).unwrap() {
let geom = row.get::<_, MultiLineString>("wkb_geometry");
assert_eq!(&*format!("{:?}", geom),
"MultiLineStringT { lines: [LineStringT { points: [Point { x: 5959308.212236793, y: 7539958.36540974, srid: None }, Point { x: 5969998.072192525, y: 7539958.36540974, srid: None }, Point { x: 5972498.412317764, y: 7539118.002915677, srid: None }, Point { x: 5977308.849297845, y: 7535385.962035617, srid: None }], srid: None }], srid: Some(3857) }");
}
let sql =
"SELECT wkb_geometry, ST_AsBinary(wkb_geometry) FROM ne.rivers_lake_centerlines LIMIT 1";
let rows = &conn.query(sql, &[]).unwrap();
assert_eq!(rows.columns()[0].name(), "wkb_geometry");
assert_eq!(format!("{}", rows.columns()[0].type_()), "geometry");
assert_eq!(rows.columns()[1].name(), "st_asbinary");
assert_eq!(format!("{}", rows.columns()[1].type_()), "bytea");
}
#[test]
#[ignore]
fn test_detect_layers() {
let pg: PostgisInput = match env::var("DBCONN") {
Result::Ok(val) => Some(PostgisInput::new(&val).connected()),
Result::Err(_) => panic!("DBCONN undefined"),
}.unwrap();
let layers = pg.detect_layers(false);
assert!(
layers
.iter()
.any(|ref layer| layer.name == "rivers_lake_centerlines")
);
}
#[test]
#[ignore]
fn test_detect_columns() {
let pg: PostgisInput = match env::var("DBCONN") {
Result::Ok(val) => Some(PostgisInput::new(&val).connected()),
Result::Err(_) => panic!("DBCONN undefined"),
}.unwrap();
let layers = pg.detect_layers(false);
let layer = layers
.iter()
.find(|ref layer| layer.name == "rivers_lake_centerlines")
.unwrap();
let cols = pg.detect_data_columns(&layer, None);
assert_eq!(
cols,
vec![
("fid".to_string(), "".to_string()),
("scalerank".to_string(), "".to_string()),
("name".to_string(), "".to_string()),
]
);
}
#[test]
#[ignore]
fn test_extent_query() {
let pg: PostgisInput = match env::var("DBCONN") {
Result::Ok(val) => Some(PostgisInput::new(&val).connected()),
Result::Err(_) => panic!("DBCONN undefined"),
}.unwrap();
let layers = pg.detect_layers(false);
let layer = &layers
.iter()
.find(|ref layer| layer.name == "rivers_lake_centerlines")
.unwrap();
assert_eq!(
pg.layer_extent(&layer, 3857),
Some(Extent {
minx: -164.90347246002037,
miny: -52.1577287739643,
maxx: 177.2111922535212,
maxy: 75.79348379113983,
})
);
}
#[test]
fn test_feature_query() {
let pg = PostgisInput::new("postgresql://pi@localhost/osm2vectortiles");
let mut layer = Layer::new("points");
layer.table_name = Some(String::from("osm_place_point"));
layer.geometry_field = Some(String::from("geometry"));
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_SetSRID(geometry,3857) AS geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
// reprojection
layer.srid = Some(2056);
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Transform(geometry,3857) AS geometry FROM osm_place_point WHERE geometry && ST_Transform(ST_MakeEnvelope($1,$2,$3,$4,3857),2056)");
layer.no_transform = true;
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_SetSRID(geometry,3857) AS geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,2056)");
layer.no_transform = false;
layer.srid = Some(4326);
assert_eq!(
pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Transform(geometry,3857) AS geometry FROM osm_place_point WHERE geometry && ST_Shift_Longitude(ST_Transform(ST_MakeEnvelope($1,$2,$3,$4,3857),4326))"
);
layer.srid = Some(-1);
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_SetSRID(geometry,3857) AS geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,-1)");
layer.srid = Some(3857);
assert_eq!(
pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)"
);
// clipping
layer.buffer_size = Some(10);
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Intersection(geometry,ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)) AS geometry FROM osm_place_point WHERE geometry && ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)");
layer.make_valid = true;
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Intersection(ST_MakeValid(geometry),ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)) AS geometry FROM osm_place_point WHERE geometry && ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)");
layer.geometry_type = Some("POLYGON".to_string());
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Multi(ST_Buffer(ST_Intersection(ST_MakeValid(geometry),ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)), 0.0)) AS geometry FROM osm_place_point WHERE geometry && ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)");
layer.geometry_type = Some("POINT".to_string());
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT geometry FROM osm_place_point WHERE geometry && ST_Buffer(ST_MakeEnvelope($1,$2,$3,$4,3857),10*$5::FLOAT8)");
layer.buffer_size = Some(0);
assert_eq!(
pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)"
);
layer.buffer_size = None;
layer.geometry_type = Some("POLYGON".to_string());
// simplification
layer.simplify = true;
layer.tolerance = "!pixel_width!/2".to_string();
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT COALESCE(ST_SnapToGrid(ST_Multi(geometry), $5::FLOAT8/2),ST_GeomFromText('MULTIPOLYGON EMPTY',3857))::geometry(MULTIPOLYGON,3857) AS geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
layer.geometry_type = Some("LINESTRING".to_string());
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Multi(ST_SimplifyPreserveTopology(ST_Multi(geometry),$5::FLOAT8/2)) AS geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
layer.tolerance = "0.5".to_string();
assert_eq!(pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT ST_Multi(ST_SimplifyPreserveTopology(ST_Multi(geometry),0.5)) AS geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
layer.geometry_type = Some("POINT".to_string());
assert_eq!(
pg.build_query(&layer, 3857, None).unwrap().sql,
"SELECT geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)"
);
layer.simplify = false;
layer.query_limit = Some(1);
assert_eq!(
pg.build_query(&layer, 3857, None).unwrap().sql,
// No LIMIT clause added - limited when retrieving records
"SELECT geometry FROM osm_place_point WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)"
);
// user queries
layer.query = vec![LayerQuery {
minzoom: Some(0),
maxzoom: Some(22),
sql: Some(String::from("SELECT geometry AS geom FROM osm_place_point")),
}];
layer.query_limit = None;
assert_eq!(pg.build_query(&layer, 3857, layer.query[0].sql.as_ref())
.unwrap()
.sql,
"SELECT * FROM (SELECT geometry AS geom FROM osm_place_point) AS _q WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
layer.query = vec![LayerQuery {
minzoom: Some(0),
maxzoom: Some(22),
sql: Some(String::from(
"SELECT * FROM osm_place_point WHERE name='Bern'",
)),
}];
assert_eq!(pg.build_query(&layer, 3857, layer.query[0].sql.as_ref())
.unwrap()
.sql,
"SELECT * FROM (SELECT * FROM osm_place_point WHERE name='Bern') AS _q WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
// out of maxzoom
//assert_eq!(pg.query(&layer, 23).unwrap().sql,
// "SELECT * FROM (SELECT geometry FROM osm_place_point) AS _q WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)");
//layer.table_name = None;
//assert!(pg.query(&layer, 23).is_none());
}
#[test]
fn test_query_params() {
let pg = PostgisInput::new("postgresql://pi@localhost/osm2vectortiles");
let mut layer = Layer::new("buildings");
layer.geometry_field = Some(String::from("way"));
layer.query = vec![LayerQuery {
minzoom: Some(0),
maxzoom: Some(22),
sql: Some(String::from("SELECT name, type, 0 as osm_id, ST_Union(geometry) AS way FROM osm_buildings_gen0 WHERE geometry && !bbox!")),
}];
let query = pg
.build_query(&layer, 3857, layer.query[0].sql.as_ref())
.unwrap();
assert_eq!(query.sql,
"SELECT * FROM (SELECT name, type, 0 as osm_id, ST_Union(geometry) AS way FROM osm_buildings_gen0 WHERE geometry && ST_MakeEnvelope($1,$2,$3,$4,3857)) AS _q");
assert_eq!(query.params, [QueryParam::Bbox]);
layer.query = vec![LayerQuery {
minzoom: Some(0),
maxzoom: Some(22),
sql: Some(String::from("SELECT osm_id, geometry, typen FROM landuse_z13toz14n WHERE !zoom! BETWEEN 13 AND 14) AS landuse_z9toz14n")),
}];
let query = pg
.build_query(&layer, 3857, layer.query[0].sql.as_ref())
.unwrap();
assert_eq!(query.sql,
"SELECT * FROM (SELECT osm_id, geometry, typen FROM landuse_z13toz14n WHERE $5 BETWEEN 13 AND 14) AS landuse_z9toz14n) AS _q WHERE way && ST_MakeEnvelope($1,$2,$3,$4,3857)");
assert_eq!(query.params, [QueryParam::Bbox, QueryParam::Zoom]);
layer.query = vec![LayerQuery {
minzoom: Some(0),
maxzoom: Some(22),
sql: Some(String::from("SELECT name, type, 0 as osm_id, ST_SimplifyPreserveTopology(ST_Union(geometry),!pixel_width!/2) AS way FROM osm_buildings")),
}];
let query = pg
.build_query(&layer, 3857, layer.query[0].sql.as_ref())
.unwrap();
assert_eq!(query.sql,
"SELECT * FROM (SELECT name, type, 0 as osm_id, ST_SimplifyPreserveTopology(ST_Union(geometry),$5::FLOAT8/2) AS way FROM osm_buildings) AS _q WHERE way && ST_MakeEnvelope($1,$2,$3,$4,3857)");
assert_eq!(query.params, [QueryParam::Bbox, QueryParam::PixelWidth]);
}
#[test]
#[ignore]
fn test_retrieve_features() {
let mut pg: PostgisInput = match env::var("DBCONN") {
Result::Ok(val) => Some(PostgisInput::new(&val).connected()),
Result::Err(_) => panic!("DBCONN undefined"),
}.unwrap();
let mut layer = Layer::new("points");
layer.table_name = Some(String::from("ne.ne_10m_populated_places"));
layer.geometry_field = Some(String::from("wkb_geometry"));
layer.geometry_type = Some(String::from("POINT"));
let grid = Grid::web_mercator();
let extent = Extent {
minx: 821850.9,
miny: 5909499.5,
maxx: 860986.7,
maxy: 5948635.3,
};
let mut reccnt = 0;
pg.prepare_queries(&layer, 3857);
pg.retrieve_features(&layer, &extent, 10, &grid, |feat| {
assert_eq!(
"Ok(Point(Point { x: 831219.9062494118, y: 5928485.165733484, srid: Some(3857) }))",
&*format!("{:?}", feat.geometry())
);
assert_eq!(4, feat.attributes().len());
assert_eq!(None, feat.fid());
reccnt += 1;
});
assert_eq!(1, reccnt);
layer.query = vec![LayerQuery {
minzoom: Some(0),
maxzoom: Some(22),
sql: Some(String::from("SELECT * FROM ne.ne_10m_populated_places")),
}];
layer.fid_field = Some(String::from("fid"));
pg.prepare_queries(&layer, 3857);
pg.retrieve_features(&layer, &extent, 10, &grid, |feat| {
assert_eq!(
"Ok(Point(Point { x: 831219.9062494118, y: 5928485.165733484, srid: Some(3857) }))",
&*format!("{:?}", feat.geometry())
);
assert_eq!(feat.attributes()[0].key, "fid");
assert_eq!(feat.attributes()[1].key, "scalerank"); //Numeric
assert_eq!(feat.attributes()[2].key, "name");
assert_eq!(feat.attributes()[3].key, "pop_max"); //Numeric
assert_eq!(feat.attributes()[0].value, FeatureAttrValType::Int(6478));
assert_eq!(feat.attributes()[1].value, FeatureAttrValType::Int(4));
assert_eq!(
feat.attributes()[2].value,
FeatureAttrValType::String("Bern".to_string())
);
assert_eq!(feat.fid(), Some(6478));
});
}
#[test]
#[ignore]
#[should_panic(expected = "geometry_field undefined")]
fn test_no_geom_field() {
let mut pg: PostgisInput = match env::var("DBCONN") {
Result::Ok(val) => Some(PostgisInput::new(&val).connected()),
Result::Err(_) => panic!("DBCONN undefined"),
}.unwrap();
let mut layer = Layer::new("points");
layer.table_name = Some(String::from("ne.ne_10m_populated_places"));
//layer.geometry_field = Some(String::from("wkb_geometry"));
layer.geometry_type = Some(String::from("POINT"));
pg.prepare_queries(&layer, 3857);
}
#[test]
#[ignore]
fn test_tls() {
use postgres::tls::native_tls::NativeTls;
use postgres::TlsMode;
let negotiator = NativeTls::new().unwrap();
let _conn = match env::var("DBCONN") {
Result::Ok(val) => Connection::connect(&val as &str, TlsMode::Prefer(&negotiator)),
Result::Err(_) => panic!("DBCONN undefined"),
};
// Connection fails on Travis with
// InitializationError(Some("Error opening a connection: Error initiating SSL session: The OpenSSL library reported an error: The OpenSSL library reported an error: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify
// see https://github.com/sfackler/rust-postgres/issues/278
//assert!(conn.is_ok());
//assert!(conn.unwrap().execute("SELECT 1::VARCHAR", &[]).is_ok());
// Check pg_stat_ssl? https://www.postgresql.org/docs/9.6/static/monitoring-stats.html#PG-STAT-SSL-VIEW
}