1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218
|
"""Testing collections and workspaces."""
# coding=utf-8
import datetime
import json
import logging
import os
import random
import re
import sys
import pytest
import fiona
from fiona.collection import Collection
from fiona.drvsupport import supported_drivers
from fiona.env import getenv
from fiona.errors import (
AttributeFilterError,
FionaValueError,
DriverError,
FionaDeprecationWarning,
)
from fiona.model import Feature, Geometry
from .conftest import WGS84PATTERN
class TestSupportedDrivers:
def test_shapefile(self):
assert "ESRI Shapefile" in supported_drivers
assert set(supported_drivers["ESRI Shapefile"]) == set("raw")
def test_map(self):
assert "MapInfo File" in supported_drivers
assert set(supported_drivers["MapInfo File"]) == set("raw")
class TestCollectionArgs:
def test_path(self):
with pytest.raises(TypeError):
Collection(0)
def test_mode(self):
with pytest.raises(TypeError):
Collection("foo", mode=0)
def test_driver(self):
with pytest.raises(TypeError):
Collection("foo", mode="w", driver=1)
def test_schema(self):
with pytest.raises(TypeError):
Collection("foo", mode="w", driver="ESRI Shapefile", schema=1)
def test_crs(self):
with pytest.raises(TypeError):
Collection("foo", mode="w", driver="ESRI Shapefile", schema=0, crs=1)
def test_encoding(self):
with pytest.raises(TypeError):
Collection("foo", mode="r", encoding=1)
def test_layer(self):
with pytest.raises(TypeError):
Collection("foo", mode="r", layer=0.5)
def test_vsi(self):
with pytest.raises(TypeError):
Collection("foo", mode="r", vsi="git")
def test_archive(self):
with pytest.raises(TypeError):
Collection("foo", mode="r", archive=1)
def test_write_numeric_layer(self):
with pytest.raises(ValueError):
Collection("foo", mode="w", layer=1)
def test_write_geojson_layer(self):
with pytest.raises(ValueError):
Collection("foo", mode="w", driver="GeoJSON", layer="foo")
def test_append_geojson(self):
with pytest.raises(ValueError):
Collection("foo", mode="w", driver="ARCGEN")
class TestOpenException:
def test_no_archive(self):
with pytest.warns(FionaDeprecationWarning), pytest.raises(DriverError):
fiona.open("/", mode="r", vfs="zip:///foo.zip")
class TestReading:
@pytest.fixture(autouse=True)
def shapefile(self, path_coutwildrnp_shp):
self.c = fiona.open(path_coutwildrnp_shp, "r")
yield
self.c.close()
def test_open_repr(self, path_coutwildrnp_shp):
assert repr(self.c) == (
f"<open Collection '{path_coutwildrnp_shp}:coutwildrnp', "
f"mode 'r' at {hex(id(self.c))}>"
)
def test_closed_repr(self, path_coutwildrnp_shp):
self.c.close()
assert repr(self.c) == (
f"<closed Collection '{path_coutwildrnp_shp}:coutwildrnp', "
f"mode 'r' at {hex(id(self.c))}>"
)
def test_path(self, path_coutwildrnp_shp):
assert self.c.path == path_coutwildrnp_shp
def test_name(self):
assert self.c.name == "coutwildrnp"
def test_mode(self):
assert self.c.mode == "r"
def test_encoding(self):
assert self.c.encoding is None
def test_iter(self):
assert iter(self.c)
def test_closed_no_iter(self):
self.c.close()
with pytest.raises(ValueError):
iter(self.c)
def test_len(self):
assert len(self.c) == 67
def test_closed_len(self):
# Len is lazy, it's never computed in this case. TODO?
self.c.close()
assert len(self.c) == 0
def test_len_closed_len(self):
# Lazy len is computed in this case and sticks.
len(self.c)
self.c.close()
assert len(self.c) == 67
def test_driver(self):
assert self.c.driver == "ESRI Shapefile"
def test_closed_driver(self):
self.c.close()
assert self.c.driver is None
def test_driver_closed_driver(self):
self.c.driver
self.c.close()
assert self.c.driver == "ESRI Shapefile"
def test_schema(self):
s = self.c.schema["properties"]
assert s["PERIMETER"] == "float:24.15"
assert s["NAME"] == "str:80"
assert s["URL"] == "str:101"
assert s["STATE_FIPS"] == "str:80"
assert s["WILDRNP020"] == "int:10"
def test_closed_schema(self):
# Schema is lazy too, never computed in this case. TODO?
self.c.close()
assert self.c.schema is None
def test_schema_closed_schema(self):
self.c.schema
self.c.close()
assert sorted(self.c.schema.keys()) == ["geometry", "properties"]
def test_crs(self):
crs = self.c.crs
assert crs["init"] == "epsg:4326"
def test_crs_wkt(self):
crs = self.c.crs_wkt
assert re.match(WGS84PATTERN, crs)
def test_closed_crs(self):
# Crs is lazy too, never computed in this case. TODO?
self.c.close()
assert self.c.crs is None
def test_crs_closed_crs(self):
self.c.crs
self.c.close()
assert sorted(self.c.crs.keys()) == ["init"]
def test_meta(self):
assert sorted(self.c.meta.keys()) == ["crs", "crs_wkt", "driver", "schema"]
def test_profile(self):
assert sorted(self.c.profile.keys()) == ["crs", "crs_wkt", "driver", "schema"]
def test_bounds(self):
assert self.c.bounds[0] == pytest.approx(-113.564247)
assert self.c.bounds[1] == pytest.approx(37.068981)
assert self.c.bounds[2] == pytest.approx(-104.970871)
assert self.c.bounds[3] == pytest.approx(41.996277)
def test_context(self, path_coutwildrnp_shp):
with fiona.open(path_coutwildrnp_shp, "r") as c:
assert c.name == "coutwildrnp"
assert len(c) == 67
assert c.crs
assert c.closed
def test_iter_one(self):
itr = iter(self.c)
f = next(itr)
assert f.id == "0"
assert f.properties["STATE"] == "UT"
def test_iter_list(self):
f = list(self.c)[0]
assert f.id == "0"
assert f.properties["STATE"] == "UT"
def test_re_iter_list(self):
f = list(self.c)[0] # Run through iterator
f = list(self.c)[0] # Run through a new, reset iterator
assert f.id == "0"
assert f.properties["STATE"] == "UT"
def test_getitem_one(self):
f = self.c[0]
assert f.id == "0"
assert f.properties["STATE"] == "UT"
def test_getitem_iter_combo(self):
i = iter(self.c)
f = next(i)
f = next(i)
assert f.id == "1"
f = self.c[0]
assert f.id == "0"
f = next(i)
assert f.id == "2"
def test_no_write(self):
with pytest.raises(OSError):
self.c.write({})
def test_iter_items_list(self):
i, f = list(self.c.items())[0]
assert i == 0
assert f.id == "0"
assert f.properties["STATE"] == "UT"
def test_iter_keys_list(self):
i = list(self.c.keys())[0]
assert i == 0
def test_in_keys(self):
assert 0 in self.c.keys()
assert 0 in self.c
class TestReadingPathTest:
def test_open_path(self, path_coutwildrnp_shp):
pathlib = pytest.importorskip("pathlib")
with fiona.open(pathlib.Path(path_coutwildrnp_shp)) as collection:
assert collection.name == "coutwildrnp"
@pytest.mark.usefixtures("unittest_path_coutwildrnp_shp")
class TestIgnoreFieldsAndGeometry:
def test_without_ignore(self):
with fiona.open(self.path_coutwildrnp_shp, "r") as collection:
assert "AREA" in collection.schema["properties"].keys()
assert "STATE" in collection.schema["properties"].keys()
assert "NAME" in collection.schema["properties"].keys()
assert "geometry" in collection.schema.keys()
feature = next(iter(collection))
assert feature["properties"]["AREA"] is not None
assert feature["properties"]["STATE"] is not None
assert feature["properties"]["NAME"] is not None
assert feature["geometry"] is not None
def test_ignore_fields(self):
with fiona.open(
self.path_coutwildrnp_shp, "r", ignore_fields=["AREA", "STATE"]
) as collection:
assert "AREA" not in collection.schema["properties"].keys()
assert "STATE" not in collection.schema["properties"].keys()
assert "NAME" in collection.schema["properties"].keys()
assert "geometry" in collection.schema.keys()
feature = next(iter(collection))
assert "AREA" not in feature["properties"].keys()
assert "STATE" not in feature["properties"].keys()
assert feature["properties"]["NAME"] is not None
assert feature["geometry"] is not None
def test_ignore_invalid_field_missing(self):
with fiona.open(
self.path_coutwildrnp_shp, "r", ignore_fields=["DOES_NOT_EXIST"]
):
pass
def test_ignore_invalid_field_not_string(self):
with pytest.raises(TypeError):
with fiona.open(self.path_coutwildrnp_shp, "r", ignore_fields=[42]):
pass
def test_include_fields(self):
with fiona.open(
self.path_coutwildrnp_shp, "r", include_fields=["AREA", "STATE"]
) as collection:
assert sorted(collection.schema["properties"]) == ["AREA", "STATE"]
assert "geometry" in collection.schema.keys()
feature = next(iter(collection))
assert sorted(feature["properties"]) == ["AREA", "STATE"]
assert feature["properties"]["AREA"] is not None
assert feature["properties"]["STATE"] is not None
assert feature["geometry"] is not None
def test_include_fields__geom_only(self):
with fiona.open(
self.path_coutwildrnp_shp, "r", include_fields=()
) as collection:
assert sorted(collection.schema["properties"]) == []
assert "geometry" in collection.schema.keys()
feature = next(iter(collection))
assert sorted(feature["properties"]) == []
assert feature["geometry"] is not None
def test_include_fields__ignore_fields_error(self):
with pytest.raises(ValueError):
with fiona.open(
self.path_coutwildrnp_shp,
"r",
include_fields=["AREA"],
ignore_fields=["STATE"],
):
pass
def test_ignore_geometry(self):
with fiona.open(
self.path_coutwildrnp_shp, "r", ignore_geometry=True
) as collection:
assert "AREA" in collection.schema["properties"].keys()
assert "STATE" in collection.schema["properties"].keys()
assert "NAME" in collection.schema["properties"].keys()
assert "geometry" not in collection.schema.keys()
feature = next(iter(collection))
assert feature.properties["AREA"] is not None
assert feature.properties["STATE"] is not None
assert feature.properties["NAME"] is not None
assert feature.geometry is None
class TestFilterReading:
@pytest.fixture(autouse=True)
def shapefile(self, path_coutwildrnp_shp):
self.c = fiona.open(path_coutwildrnp_shp, "r")
yield
self.c.close()
def test_filter_1(self):
results = list(self.c.filter(bbox=(-120.0, 30.0, -100.0, 50.0)))
assert len(results) == 67
f = results[0]
assert f.id == "0"
assert f.properties["STATE"] == "UT"
def test_filter_reset(self):
results = list(self.c.filter(bbox=(-112.0, 38.0, -106.0, 40.0)))
assert len(results) == 26
results = list(self.c.filter())
assert len(results) == 67
def test_filter_mask(self):
mask = Geometry.from_dict(
**{
"type": "Polygon",
"coordinates": (
((-112, 38), (-112, 40), (-106, 40), (-106, 38), (-112, 38)),
),
}
)
results = list(self.c.filter(mask=mask))
assert len(results) == 26
def test_filter_where(self):
results = list(self.c.filter(where="NAME LIKE 'Mount%'"))
assert len(results) == 9
assert all([x.properties["NAME"].startswith("Mount") for x in results])
results = list(self.c.filter(where="NAME LIKE '%foo%'"))
assert len(results) == 0
results = list(self.c.filter())
assert len(results) == 67
def test_filter_where_error(self):
for w in ["bad stuff", "NAME=3", "NNAME LIKE 'Mount%'"]:
with pytest.raises(AttributeFilterError):
self.c.filter(where=w)
def test_filter_bbox_where(self):
# combined filter criteria
results = set(
self.c.keys(bbox=(-120.0, 40.0, -100.0, 50.0), where="NAME LIKE 'Mount%'")
)
assert results == {0, 2, 5, 13}
results = set(self.c.keys())
assert len(results) == 67
class TestUnsupportedDriver:
def test_immediate_fail_driver(self, tmpdir):
schema = {
"geometry": "Point",
"properties": {"label": "str", "verit\xe9": "int"},
}
with pytest.raises(DriverError):
fiona.open(str(tmpdir.join("foo")), "w", "Bogus", schema=schema)
@pytest.mark.iconv
class TestGenericWritingTest:
@pytest.fixture(autouse=True)
def no_iter_shp(self, tmpdir):
schema = {
"geometry": "Point",
"properties": [("label", "str"), ("verit\xe9", "int")],
}
self.c = fiona.open(
str(tmpdir.join("test-no-iter.shp")),
"w",
driver="ESRI Shapefile",
schema=schema,
encoding="Windows-1252",
)
yield
self.c.close()
def test_encoding(self):
assert self.c.encoding == "Windows-1252"
def test_no_iter(self):
with pytest.raises(OSError):
iter(self.c)
def test_no_filter(self):
with pytest.raises(OSError):
self.c.filter()
class TestPropertiesNumberFormatting:
@pytest.fixture(autouse=True)
def shapefile(self, tmpdir):
self.filename = str(tmpdir.join("properties_number_formatting_test"))
_records_with_float_property1 = [
{
"geometry": {"type": "Point", "coordinates": (0.0, 0.1)},
"properties": {"property1": 12.22},
},
{
"geometry": {"type": "Point", "coordinates": (0.0, 0.2)},
"properties": {"property1": 12.88},
},
]
_records_with_float_property1_as_string = [
{
"geometry": {"type": "Point", "coordinates": (0.0, 0.1)},
"properties": {"property1": "12.22"},
},
{
"geometry": {"type": "Point", "coordinates": (0.0, 0.2)},
"properties": {"property1": "12.88"},
},
]
_records_with_invalid_number_property1 = [
{
"geometry": {"type": "Point", "coordinates": (0.0, 0.3)},
"properties": {"property1": "invalid number"},
}
]
def _write_collection(self, records, schema, driver):
with fiona.open(
self.filename,
"w",
driver=driver,
schema=schema,
crs="epsg:4326",
encoding="utf-8",
) as c:
c.writerecords([Feature.from_dict(**rec) for rec in records])
def test_shape_driver_truncates_float_property_to_requested_int_format(self):
driver = "ESRI Shapefile"
self._write_collection(
self._records_with_float_property1,
{"geometry": "Point", "properties": [("property1", "int")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
assert 12 == rf1.properties["property1"]
assert 12 == rf2.properties["property1"]
def test_shape_driver_rounds_float_property_to_requested_digits_number(self):
driver = "ESRI Shapefile"
self._write_collection(
self._records_with_float_property1,
{"geometry": "Point", "properties": [("property1", "float:15.1")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
assert 12.2 == rf1.properties["property1"]
assert 12.9 == rf2.properties["property1"]
def test_string_is_converted_to_number_and_truncated_to_requested_int_by_shape_driver(
self,
):
driver = "ESRI Shapefile"
self._write_collection(
self._records_with_float_property1_as_string,
{"geometry": "Point", "properties": [("property1", "int")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
assert 12 == rf1.properties["property1"]
assert 12 == rf2.properties["property1"]
def test_string_is_converted_to_number_and_rounded_to_requested_digits_number_by_shape_driver(
self,
):
driver = "ESRI Shapefile"
self._write_collection(
self._records_with_float_property1_as_string,
{"geometry": "Point", "properties": [("property1", "float:15.1")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
assert 12.2 == rf1.properties["property1"]
assert 12.9 == rf2.properties["property1"]
def test_invalid_number_is_converted_to_0_and_written_by_shape_driver(self):
driver = "ESRI Shapefile"
self._write_collection(
self._records_with_invalid_number_property1,
# {'geometry': 'Point', 'properties': [('property1', 'int')]},
{"geometry": "Point", "properties": [("property1", "float:15.1")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 1 == len(c)
rf1 = c[0]
assert 0 == rf1.properties["property1"]
def test_geojson_driver_truncates_float_property_to_requested_int_format(self):
driver = "GeoJSON"
self._write_collection(
self._records_with_float_property1,
{"geometry": "Point", "properties": [("property1", "int")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
assert 12 == rf1.properties["property1"]
assert 12 == rf2.properties["property1"]
def test_geojson_driver_does_not_round_float_property_to_requested_digits_number(
self,
):
driver = "GeoJSON"
self._write_collection(
self._records_with_float_property1,
{"geometry": "Point", "properties": [("property1", "float:15.1")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
# ****************************************
# FLOAT FORMATTING IS NOT RESPECTED...
assert 12.22 == rf1.properties["property1"]
assert 12.88 == rf2.properties["property1"]
def test_string_is_converted_to_number_and_truncated_to_requested_int_by_geojson_driver(
self,
):
driver = "GeoJSON"
self._write_collection(
self._records_with_float_property1_as_string,
{"geometry": "Point", "properties": [("property1", "int")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
assert 12 == rf1.properties["property1"]
assert 12 == rf2.properties["property1"]
def test_string_is_converted_to_number_but_not_rounded_to_requested_digits_number_by_geojson_driver(
self,
):
driver = "GeoJSON"
self._write_collection(
self._records_with_float_property1_as_string,
{"geometry": "Point", "properties": [("property1", "float:15.1")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 2 == len(c)
rf1, rf2 = list(c)
# ****************************************
# FLOAT FORMATTING IS NOT RESPECTED...
assert 12.22 == rf1.properties["property1"]
assert 12.88 == rf2.properties["property1"]
def test_invalid_number_is_converted_to_0_and_written_by_geojson_driver(self):
driver = "GeoJSON"
self._write_collection(
self._records_with_invalid_number_property1,
{"geometry": "Point", "properties": [("property1", "float:15.1")]},
driver,
)
with fiona.open(self.filename, driver=driver, encoding="utf-8") as c:
assert 1 == len(c)
rf1 = c[0]
assert 0 == rf1.properties["property1"]
class TestPointWriting:
@pytest.fixture(autouse=True)
def shapefile(self, tmpdir):
self.filename = str(tmpdir.join("point_writing_test.shp"))
self.sink = fiona.open(
self.filename,
"w",
driver="ESRI Shapefile",
schema={
"geometry": "Point",
"properties": [("title", "str"), ("date", "date")],
},
crs="epsg:4326",
encoding="utf-8",
)
yield
self.sink.close()
def test_cpg(self, tmpdir):
"""Requires GDAL 1.9"""
self.sink.close()
encoding = tmpdir.join("point_writing_test.cpg").read()
assert encoding == "UTF-8"
def test_write_one(self):
assert len(self.sink) == 0
assert self.sink.bounds == (0.0, 0.0, 0.0, 0.0)
f = Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (0.0, 0.1)},
"properties": {"title": "point one", "date": "2012-01-29"},
}
)
self.sink.writerecords([f])
assert len(self.sink) == 1
assert self.sink.bounds == (0.0, 0.1, 0.0, 0.1)
self.sink.close()
def test_write_two(self):
assert len(self.sink) == 0
assert self.sink.bounds == (0.0, 0.0, 0.0, 0.0)
f1 = Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (0.0, 0.1)},
"properties": {"title": "point one", "date": "2012-01-29"},
}
)
f2 = Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (0.0, -0.1)},
"properties": {"title": "point two", "date": "2012-01-29"},
}
)
self.sink.writerecords([f1, f2])
assert len(self.sink) == 2
assert self.sink.bounds == (0.0, -0.1, 0.0, 0.1)
def test_write_one_null_geom(self):
assert len(self.sink) == 0
assert self.sink.bounds == (0.0, 0.0, 0.0, 0.0)
f = Feature.from_dict(
**{
"geometry": None,
"properties": {"title": "point one", "date": "2012-01-29"},
}
)
self.sink.writerecords([f])
assert len(self.sink) == 1
assert self.sink.bounds == (0.0, 0.0, 0.0, 0.0)
def test_validate_record(self):
fvalid = {
"geometry": {"type": "Point", "coordinates": (0.0, 0.1)},
"properties": {"title": "point one", "date": "2012-01-29"},
}
finvalid = {
"geometry": {"type": "Point", "coordinates": (0.0, -0.1)},
"properties": {"not-a-title": "point two", "date": "2012-01-29"},
}
assert self.sink.validate_record(fvalid)
assert not self.sink.validate_record(finvalid)
class TestLineWriting:
@pytest.fixture(autouse=True)
def shapefile(self, tmpdir):
self.sink = fiona.open(
str(tmpdir.join("line_writing_test.shp")),
"w",
driver="ESRI Shapefile",
schema={
"geometry": "LineString",
"properties": [("title", "str"), ("date", "date")],
},
crs={"init": "epsg:4326", "no_defs": True},
)
yield
self.sink.close()
def test_write_one(self):
assert len(self.sink) == 0
assert self.sink.bounds == (0.0, 0.0, 0.0, 0.0)
f = Feature.from_dict(
**{
"geometry": {
"type": "LineString",
"coordinates": [(0.0, 0.1), (0.0, 0.2)],
},
"properties": {"title": "line one", "date": "2012-01-29"},
}
)
self.sink.writerecords([f])
assert len(self.sink) == 1
assert self.sink.bounds == (0.0, 0.1, 0.0, 0.2)
def test_write_two(self):
assert len(self.sink) == 0
assert self.sink.bounds == (0.0, 0.0, 0.0, 0.0)
f1 = Feature.from_dict(
**{
"geometry": {
"type": "LineString",
"coordinates": [(0.0, 0.1), (0.0, 0.2)],
},
"properties": {"title": "line one", "date": "2012-01-29"},
}
)
f2 = Feature.from_dict(
**{
"geometry": {
"type": "MultiLineString",
"coordinates": [
[(0.0, 0.0), (0.0, -0.1)],
[(0.0, -0.1), (0.0, -0.2)],
],
},
"properties": {"title": "line two", "date": "2012-01-29"},
}
)
self.sink.writerecords([f1, f2])
assert len(self.sink) == 2
assert self.sink.bounds == (0.0, -0.2, 0.0, 0.2)
class TestPointAppend:
@pytest.fixture(autouse=True)
def shapefile(self, tmpdir, path_coutwildrnp_shp):
with fiona.open(path_coutwildrnp_shp, "r") as input:
output_schema = input.schema
output_schema["geometry"] = "3D Point"
with fiona.open(
str(tmpdir.join("test_append_point.shp")),
"w",
crs=None,
driver="ESRI Shapefile",
schema=output_schema,
) as output:
for f in input:
fnew = Feature(
id=f.id,
properties=f.properties,
geometry=Geometry(
type="Point", coordinates=f.geometry.coordinates[0][0]
),
)
output.write(fnew)
def test_append_point(self, tmpdir):
with fiona.open(str(tmpdir.join("test_append_point.shp")), "a") as c:
assert c.schema["geometry"] == "3D Point"
c.write(
Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (0.0, 45.0)},
"properties": {
"PERIMETER": 1.0,
"FEATURE2": None,
"NAME": "Foo",
"FEATURE1": None,
"URL": "http://example.com",
"AGBUR": "BAR",
"AREA": 0.0,
"STATE_FIPS": 1,
"WILDRNP020": 1,
"STATE": "XL",
},
}
)
)
assert len(c) == 68
class TestLineAppend:
@pytest.fixture(autouse=True)
def shapefile(self, tmpdir):
with fiona.open(
str(tmpdir.join("test_append_line.shp")),
"w",
driver="ESRI Shapefile",
schema={
"geometry": "MultiLineString",
"properties": {"title": "str", "date": "date"},
},
crs={"init": "epsg:4326", "no_defs": True},
) as output:
f = Feature.from_dict(
**{
"geometry": {
"type": "MultiLineString",
"coordinates": [[(0.0, 0.1), (0.0, 0.2)]],
},
"properties": {"title": "line one", "date": "2012-01-29"},
}
)
output.writerecords([f])
def test_append_line(self, tmpdir):
with fiona.open(str(tmpdir.join("test_append_line.shp")), "a") as c:
assert c.schema["geometry"] == "LineString"
f1 = Feature.from_dict(
**{
"geometry": {
"type": "LineString",
"coordinates": [(0.0, 0.1), (0.0, 0.2)],
},
"properties": {"title": "line one", "date": "2012-01-29"},
}
)
f2 = Feature.from_dict(
**{
"geometry": {
"type": "MultiLineString",
"coordinates": [
[(0.0, 0.0), (0.0, -0.1)],
[(0.0, -0.1), (0.0, -0.2)],
],
},
"properties": {"title": "line two", "date": "2012-01-29"},
}
)
c.writerecords([f1, f2])
assert len(c) == 3
assert c.bounds == (0.0, -0.2, 0.0, 0.2)
def test_shapefile_field_width(tmpdir):
name = str(tmpdir.join("textfield.shp"))
with fiona.open(
name,
"w",
schema={"geometry": "Point", "properties": {"text": "str:254"}},
driver="ESRI Shapefile",
) as c:
c.write(
Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (0.0, 45.0)},
"properties": {"text": "a" * 254},
}
)
)
c = fiona.open(name, "r")
assert c.schema["properties"]["text"] == "str:254"
f = next(iter(c))
assert f.properties["text"] == "a" * 254
c.close()
class TestCollection:
def test_invalid_mode(self, tmpdir):
with pytest.raises(ValueError):
fiona.open(str(tmpdir.join("bogus.shp")), "r+")
def test_w_args(self, tmpdir):
with pytest.raises(FionaValueError):
fiona.open(str(tmpdir.join("test-no-iter.shp")), "w")
with pytest.raises(FionaValueError):
fiona.open(str(tmpdir.join("test-no-iter.shp")), "w", "Driver")
def test_no_path(self):
with pytest.raises(Exception):
fiona.open("no-path.shp", "a")
def test_no_read_conn_str(self):
with pytest.raises(DriverError):
fiona.open("PG:dbname=databasename", "r")
@pytest.mark.skipif(
sys.platform.startswith("win"), reason="test only for *nix based system"
)
def test_no_read_directory(self):
with pytest.raises(DriverError):
fiona.open("/dev/null", "r")
def test_date(tmpdir):
name = str(tmpdir.join("date_test.shp"))
sink = fiona.open(
name,
"w",
driver="ESRI Shapefile",
schema={"geometry": "Point", "properties": [("id", "int"), ("date", "date")]},
crs={"init": "epsg:4326", "no_defs": True},
)
recs = [
Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (7.0, 50.0)},
"properties": {"id": 1, "date": "2013-02-25"},
}
),
Feature.from_dict(
**{
"geometry": {"type": "Point", "coordinates": (7.0, 50.2)},
"properties": {"id": 1, "date": datetime.date(2014, 2, 3)},
}
),
]
sink.writerecords(recs)
sink.close()
assert len(sink) == 2
with fiona.open(name, "r") as c:
assert len(c) == 2
rf1, rf2 = list(c)
assert rf1.properties["date"] == "2013-02-25"
assert rf2.properties["date"] == "2014-02-03"
def test_open_kwargs(tmpdir, path_coutwildrnp_shp):
dstfile = str(tmpdir.join("test.json"))
with fiona.open(path_coutwildrnp_shp) as src:
kwds = src.profile
kwds["driver"] = "GeoJSON"
kwds["coordinate_precision"] = 2
with fiona.open(dstfile, "w", **kwds) as dst:
dst.writerecords(ftr for ftr in src)
with open(dstfile) as f:
assert '"coordinates": [ [ [ -111.74, 42.0 ], [ -111.66, 42.0 ]' in f.read(2000)
@pytest.mark.network
def test_collection_http():
ds = fiona.Collection(
"https://raw.githubusercontent.com/Toblerity/Fiona/main/tests/data/coutwildrnp.shp",
vsi="https",
)
assert (
ds.path
== "/vsicurl/https://raw.githubusercontent.com/Toblerity/Fiona/main/tests/data/coutwildrnp.shp"
)
assert len(ds) == 67
@pytest.mark.network
def test_collection_zip_http():
ds = fiona.Collection(
"https://raw.githubusercontent.com/Toblerity/Fiona/main/tests/data/coutwildrnp.zip",
vsi="zip+https",
)
assert ds.path == "/vsizip/vsicurl/https://raw.githubusercontent.com/Toblerity/Fiona/main/tests/data/coutwildrnp.zip"
assert len(ds) == 67
def test_encoding_option_warning(tmpdir, caplog):
"""There is no ENCODING creation option log warning for GeoJSON"""
with caplog.at_level(logging.WARNING):
fiona.Collection(
str(tmpdir.join("test.geojson")),
"w",
driver="GeoJSON",
crs="EPSG:4326",
schema={"geometry": "Point", "properties": {"foo": "int"}},
encoding="bogus",
)
assert not caplog.text
def test_closed_session_next(gdalenv, path_coutwildrnp_shp):
"""Confirm fix for issue #687"""
src = fiona.open(path_coutwildrnp_shp)
itr = iter(src)
list(itr)
src.close()
with pytest.raises(FionaValueError):
next(itr)
def test_collection_no_env(path_coutwildrnp_shp):
"""We have no GDAL env left over from open"""
collection = fiona.open(path_coutwildrnp_shp)
assert collection
with pytest.raises(Exception):
getenv()
def test_collection_env(path_coutwildrnp_shp):
"""We have a GDAL env within collection context"""
with fiona.open(path_coutwildrnp_shp):
assert "FIONA_ENV" in getenv()
@pytest.mark.parametrize(
"driver,filename",
[("ESRI Shapefile", "test.shp"), ("GeoJSON", "test.json"), ("GPKG", "test.gpkg")],
)
def test_mask_polygon_triangle(tmpdir, driver, filename):
"""Test if mask works for non trivial geometries"""
schema = {
"geometry": "Polygon",
"properties": {"position_i": "int", "position_j": "int"},
}
records = [
Feature.from_dict(
**{
"geometry": {
"type": "Polygon",
"coordinates": (
(
(float(i), float(j)),
(float(i + 1), float(j)),
(float(i + 1), float(j + 1)),
(float(i), float(j + 1)),
(float(i), float(j)),
),
),
},
"properties": {"position_i": i, "position_j": j},
}
)
for i in range(10)
for j in range(10)
]
random.shuffle(records)
path = str(tmpdir.join(filename))
with fiona.open(
path,
"w",
driver=driver,
schema=schema,
) as c:
c.writerecords(records)
with fiona.open(path) as c:
items = list(
c.items(
mask=Geometry.from_dict(
**{
"type": "Polygon",
"coordinates": (
((2.0, 2.0), (4.0, 4.0), (4.0, 6.0), (2.0, 2.0)),
),
}
)
)
)
assert len(items) == 15
def test_collection__empty_column_name(tmpdir):
"""Based on pull #955"""
tmpfile = str(tmpdir.join("test_empty.geojson"))
with pytest.warns(UserWarning, match="Empty field name at index 0"):
with fiona.open(
tmpfile,
"w",
driver="GeoJSON",
schema={"geometry": "Point", "properties": {"": "str", "name": "str"}},
) as tmp:
tmp.writerecords(
[
{
"geometry": {"type": "Point", "coordinates": [8, 49]},
"properties": {"": "", "name": "test"},
}
]
)
with fiona.open(tmpfile) as tmp:
with pytest.warns(UserWarning, match="Empty field name at index 0"):
assert tmp.schema == {
"geometry": "Point",
"properties": {"": "str", "name": "str"},
}
with pytest.warns(UserWarning, match="Empty field name at index 0"):
next(tmp)
@pytest.mark.parametrize(
"extension, driver",
[
("shp", "ESRI Shapefile"),
("geojson", "GeoJSON"),
("json", "GeoJSON"),
("gpkg", "GPKG"),
("SHP", "ESRI Shapefile"),
],
)
def test_driver_detection(tmpdir, extension, driver):
with fiona.open(
str(tmpdir.join(f"test.{extension}")),
"w",
schema={
"geometry": "MultiLineString",
"properties": {"title": "str", "date": "date"},
},
crs="EPSG:4326",
) as output:
assert output.driver == driver
@pytest.mark.skipif(
sys.platform == "win32",
reason="Windows test runners don't have full unicode support",
)
def test_collection_name(tmp_path):
"""A Collection name is plumbed all the way through."""
filename = os.fspath(tmp_path.joinpath("test.geojson"))
with fiona.Collection(
filename,
"w",
driver="GeoJSON",
crs="EPSG:4326",
schema={"geometry": "Point", "properties": {"foo": "int"}},
layer="Darwin Núñez",
write_name=True,
) as colxn:
assert colxn.name == "Darwin Núñez"
with open(filename) as f:
geojson = json.load(f)
assert geojson["name"] == "Darwin Núñez"
|