Add tests

This commit is contained in:
Jan Petykiewicz 2021-07-30 22:56:57 -07:00
parent 9c5b902a33
commit f3be3deadb
19 changed files with 5710 additions and 0 deletions

5
.gitignore vendored
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@ -7,3 +7,8 @@ build
dist
fatamorgana.egg-info
docs
*.gds
*.gds.gz
*.oas
*.oas.gz

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"""
Tests (run with `python3 -m pytest -rxPXs | tee results.txt`)
The test_files_* modules are meant to mimic the test cases used by KLayout,
in order to provide a secondary validation mechanism.
"""

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'''
Build files equivalent to the test cases used by KLayout.
'''
# type: ignore
from typing import Callable
from io import BufferedIOBase
from . import (
test_files_properties, test_files_cblocks, test_files_layernames,
test_files_circles, test_files_ctrapezoids, test_files_trapezoids,
test_files_placements, test_files_paths, test_files_modals,
test_files_polygons, test_files_rectangles, test_files_empty,
test_files_texts, test_files_cells)
def build_file(num: str, func: Callable[[BufferedIOBase], BufferedIOBase]) -> None:
with open('t' + num + '.oas', 'wb') as f:
func(f)
def write_all_files() -> None:
build_file('1.1', test_files_empty.write_file_1)
build_file('1.2', test_files_empty.write_file_2)
build_file('1.3', test_files_empty.write_file_3)
build_file('1.4', test_files_empty.write_file_4)
build_file('1.5', test_files_empty.write_file_5)
build_file('2.1', test_files_cells.write_file_1)
build_file('2.2', test_files_cells.write_file_2)
build_file('2.3', test_files_cells.write_file_3)
build_file('2.4', test_files_cells.write_file_4)
build_file('2.5', test_files_cells.write_file_5)
build_file('2.6', test_files_cells.write_file_6)
build_file('2.7', test_files_cells.write_file_7)
build_file('3.1', lambda f: test_files_texts.write_file_common(f, 1))
build_file('3.2', lambda f: test_files_texts.write_file_common(f, 2))
build_file('3.3', test_files_texts.write_file_3)
build_file('3.4', test_files_texts.write_file_4)
build_file('3.5', lambda f: test_files_texts.write_file_common(f, 5))
build_file('3.6', test_files_texts.write_file_6)
build_file('3.7', test_files_texts.write_file_7)
build_file('3.8', test_files_texts.write_file_8)
build_file('3.9', test_files_texts.write_file_9)
build_file('3.10', test_files_texts.write_file_10)
build_file('3.11', test_files_texts.write_file_11)
build_file('4.1', lambda f: test_files_rectangles.write_file_common(f, 1))
build_file('4.2', lambda f: test_files_rectangles.write_file_common(f, 2))
build_file('5.1', lambda f: test_files_polygons.write_file_common(f, 1))
build_file('5.2', test_files_polygons.write_file_2)
build_file('5.3', lambda f: test_files_polygons.write_file_common(f, 3))
build_file('6.1', test_files_paths.write_file_1)
build_file('7.1', test_files_trapezoids.write_file_1)
build_file('8.1', test_files_placements.write_file_1)
build_file('8.2', lambda f: test_files_placements.write_file_common(f, 2))
build_file('8.3', lambda f: test_files_placements.write_file_common(f, 3))
build_file('8.4', test_files_placements.write_file_4)
build_file('8.5', lambda f: test_files_placements.write_file_common(f, 5))
build_file('8.6', test_files_placements.write_file_6)
build_file('8.7', lambda f: test_files_placements.write_file_common(f, 7))
build_file('8.8', test_files_placements.write_file_8)
build_file('9.1', test_files_ctrapezoids.write_file_1)
build_file('9.2', test_files_ctrapezoids.write_file_2)
build_file('10.1', test_files_modals.write_file_1)
build_file('11.1', lambda f: test_files_properties.write_file_common(f, 1))
build_file('11.2', lambda f: test_files_properties.write_file_common(f, 2))
build_file('11.3', test_files_properties.write_file_3)
build_file('11.4', lambda f: test_files_properties.write_file_4_6(f, 4))
build_file('11.5', lambda f: test_files_properties.write_file_common(f, 5))
build_file('11.6', lambda f: test_files_properties.write_file_4_6(f, 6))
build_file('11.7', lambda f: test_files_properties.write_file_7_8_9(f, 7))
build_file('11.8', lambda f: test_files_properties.write_file_7_8_9(f, 8))
build_file('11.9', lambda f: test_files_properties.write_file_7_8_9(f, 9))
build_file('12.1', test_files_circles.write_file_1)
build_file('13.1', test_files_layernames.write_file_1)
build_file('13.2', test_files_layernames.write_file_2)
build_file('13.3', test_files_layernames.write_file_3)
build_file('13.4', test_files_layernames.write_file_4)
build_file('14.1', test_files_cblocks.write_file_1)
if __name__ == '__main__':
write_all_files()

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# type: ignore
from typing import List, Tuple, Iterable
from itertools import chain
from io import BytesIO, BufferedIOBase
import struct
import pytest # type: ignore
import numpy
from numpy.testing import assert_equal
from .utils import HEADER, FOOTER
from ..basic import write_uint, write_sint, read_uint, read_sint, write_bstring, write_byte, PathExtensionScheme
from ..basic import InvalidRecordError, InvalidDataError
from ..main import OasisLayout
def base_tests(layout: OasisLayout) -> None:
assert layout.version.string == '1.0'
assert layout.unit == 1000
assert layout.validation.checksum_type == 0
assert not layout.properties
assert not layout.propnames
assert not layout.xnames
assert not layout.textstrings
assert not layout.cellnames
assert not layout.layers
assert len(layout.cells) == 1
assert layout.cells[0].name.string == 'ABCDH'
assert not layout.cells[0].properties
def write_file_1(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'ABCDH') # Cell name
cblock_data = bytes.fromhex('''
22 00 b0 02 b2 02 13
a9 66 60 98 c3 32 89 e5 0e e3 1b 61 91 4a c6 15
ac 8f 58 3a f8 be f0 8a 5a b0 30 57 5f 64 6d e4
4f bd c8 7a 87 ed 81 f8 02 79 a0 88 68 f5 42 b6
4e be 80 99 4c 3b 99 35 97 30 4f 14 d7 3c 14 f4
52 50 e4 24 e3 0b f6 9b c2 1a 9a 27 18 57 4b 8a
04 ae 65 3f 12 04 24 36 0b 8b 2c f2 e9 14 16 3d
c6 73 92 4d 64 21 e3 0b 9e cf 9a 15 4f 59 6f 08
83 cc 5d c8 f8 91 7b 25 7f ea 4e e6 03 3c 5b a4
66 88 01 85 d8 37 b2 fc 64 bd c8 25 5a 79 92 b1
99 4b a3 93 65 26 7b 33 bf e6 69 b6 39 7c a9 4b
40 2e e1 3b 28 a6 79 82 69 41 98 f6 14 ae 60 9b
d7 4c a2 9a 3d 8c 37 f9 6c 03 3f 32 b6 68 2c 64
5c cb f3 9a 49 f3 33 e3 0c a6 dd da 29 2f 98 76
80 d4 73 df 64 f9 cb b3 58 33 60 36 d3 13 d6 9b
9c b6 9a 3b 98 5f b2 07 2e 64 dc c9 7c 91 4b 24
f8 08 cb 6e 45 8d 47 32 1d 12 77 b8 81 4a 59 17
68 6a 1f 60 df 28 ac a9 3d 85 b5 5b b6 62 0a ff
0c 69 90 7b 36 b3 6c 65 d3 9c c9 f4 40 b1 93 a5
47 e0 32 7f 8a e6 54 d6 93 6c a2 0f 14 17 c8 03
00''')
for byte in cblock_data:
write_byte(buf, byte)
buf.write(FOOTER)
return buf
def test_file_1() -> None:
buf = write_file_1(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
geometry = layout.cells[0].geometry
assert len(geometry) == 10
for ii, gg in enumerate(geometry):
msg = f'Failed on geometry {ii}'
assert gg.x == [110, 900, 1520, -370, 1690, -50, 180, 1540, 970, 2160][ii], msg
assert gg.y == [1270, 890, 2000, 1260, 1420, 850, 860, 750, 1740, 2000][ii], msg
if ii == 0:
assert gg.layer == 0, msg
else:
assert gg.layer == 1, msg
assert gg.datatype == 0, msg
assert not gg.properties, msg
assert gg.repetition is None, msg
assert geometry[0].height == 530
assert geometry[0].width == 540
assert geometry[1].height == 610
assert geometry[1].width == 680
assert_equal(geometry[2].point_list,
[[-30, -360], [480, -50], [180, 430], [-630, -20]])
assert_equal(geometry[3].point_list,
[[-30, -400],
[450, 40],
[70, -220],
[10, 210],
[740, -20],
[0, 660],
[570, 10],
[50, 500],
[630, 20],
[10, 100],
[-810, 10],
[20, -470],
[-660, 0],
[20, -470],
[-620, 10],
[0, 610],
[610, -10],
[0, -100],
[210, 10],
[40, 820],
[-1340, 60],
[30, -1370]])
assert_equal(geometry[4].point_list,
[[40, -760], [490, -50], [110, 800], [-640, 10]])
assert_equal(geometry[5].point_list,
[[140, -380],
[340, -10],
[30, -100],
[-320, 20],
[130, -460],
[-480, -20],
[-210, 910],
[370, 40]])
assert_equal(geometry[6].point_list,
[[720, -20],
[20, 20],
[690, 0],
[-10, 650],
[-20, 30],
[-90, -10],
[10, 70],
[470, -30],
[20, -120],
[-320, 0],
[40, -790],
[-90, -20],
[-60, 140],
[-1390, 50],
[10, 30]])
assert_equal(geometry[7].point_list,
[[150, -830],
[-1320, 40],
[-70, 370],
[310, -30],
[10, 220],
[250, -40],
[40, -220],
[340, 10],
[-20, 290],
[-1070, 20],
[0, 230],
[1380, -60]])
assert_equal(geometry[8].point_list,
[[330, 0], [-10, 480], [620, -20], [-10, 330], [-930, 60], [0, -850]])
assert_equal(geometry[9].point_list,
[[-140, -410],
[10, -140],
[270, 0],
[130, 1030],
[-500, 50],
[10, -330],
[210, -10],
[10, -190]])

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# type: ignore
from typing import List, Tuple, Iterable
from itertools import chain
from io import BytesIO, BufferedIOBase
import struct
import pytest # type: ignore
from .utils import HEADER, FOOTER
from ..basic import write_uint, write_sint, read_uint, read_sint, write_bstring
from ..basic import InvalidRecordError, InvalidDataError
from ..main import OasisLayout
def base_tests(layout: OasisLayout) -> None:
assert layout.version.string == '1.0'
assert layout.unit == 1000
assert layout.validation.checksum_type == 0
assert not layout.properties
assert not layout.propnames
assert not layout.xnames
assert not layout.textstrings
assert not layout.propstrings
assert not layout.layers
def write_file_1(buf: BufferedIOBase) -> BufferedIOBase:
'''
Single cell with explicit name 'XYZ'
'''
buf.write(HEADER)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'XYZ') # Cell name
buf.write(FOOTER)
return buf
def test_file_1() -> None:
buf = write_file_1(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cells) == 1
assert layout.cells[0].name.string == 'XYZ'
assert not layout.cellnames
def write_file_2(buf: BufferedIOBase) -> BufferedIOBase:
'''
Two cellnames ('XYZ', 'ABC') and two cells with name references.
'''
buf.write(HEADER)
write_uint(buf, 3) # CELLNAME record (implicit id 0)
write_bstring(buf, b'XYZ')
write_uint(buf, 3) # CELLNAME record (implicit id 1)
write_bstring(buf, b'ABC')
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 0) # Cell name 0 (XYZ)
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 1) # Cell name 1 (ABC)
buf.write(FOOTER)
return buf
def test_file_2() -> None:
buf = write_file_2(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cellnames) == 2
assert len(layout.cells) == 2
assert layout.cellnames[0].nstring.string == 'XYZ'
assert layout.cellnames[1].nstring.string == 'ABC'
assert layout.cells[0].name == 0
assert layout.cells[1].name == 1
def write_file_3(buf: BufferedIOBase) -> BufferedIOBase:
'''
Invalid file, contains a mix of explicit and implicit cellnames
'''
buf.write(HEADER)
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'ABC')
write_uint(buf, 1) # id 1
write_uint(buf, 3) # CELLNAME record (implicit id 0) -- Expect failure due to mix of explicit/implicit ids
write_bstring(buf, b'XYZ')
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 0) # Cell name 0 (XYZ)
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 1) # Cell name 1 (ABC)
buf.write(FOOTER)
return buf
def test_file_3() -> None:
buf = write_file_3(BytesIO())
buf.seek(0)
with pytest.raises(InvalidRecordError):
layout = OasisLayout.read(buf)
def write_file_4(buf: BufferedIOBase) -> BufferedIOBase:
'''
Two cells referencing two names with explicit ids (unsorted)
'''
buf.write(HEADER)
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'ABC')
write_uint(buf, 1) # id 1
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'XYZ')
write_uint(buf, 0) # id 0
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 0) # Cell name 0 (XYZ)
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 1) # Cell name 1 (ABC)
buf.write(FOOTER)
return buf
def test_file_4() -> None:
buf = write_file_4(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cellnames) == 2
assert len(layout.cells) == 2
assert layout.cellnames[0].nstring.string == 'XYZ'
assert layout.cellnames[1].nstring.string == 'ABC'
assert layout.cells[0].name == 0
assert layout.cells[1].name == 1
def write_file_5(buf: BufferedIOBase) -> BufferedIOBase:
'''
Reference to non-existent cell name.
'''
buf.write(HEADER)
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'ABC')
write_uint(buf, 1) # id 1
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'XYZ')
write_uint(buf, 0) # id 0
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 0) # Cell name 0 (XYZ)
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 2) # Cell name 2 -- Reference to non-existent CELLNAME!!!
buf.write(FOOTER)
return buf
def test_file_5() -> None:
buf = write_file_5(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cellnames) == 2
assert len(layout.cells) == 2
assert layout.cellnames[0].nstring.string == 'XYZ'
assert layout.cellnames[1].nstring.string == 'ABC'
assert layout.cells[0].name == 0
assert layout.cells[1].name == 2
#TODO add optional error checking for this case
def write_file_6(buf: BufferedIOBase) -> BufferedIOBase:
'''
Cellname with invalid n-string.
'''
buf.write(HEADER)
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'ABC')
write_uint(buf, 1) # id 1
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b' XYZ')
write_uint(buf, 0) # id 0
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 0) # Cell name 0 (XYZ)
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 1) # Cell name 1
buf.write(FOOTER)
return buf
def test_file_6() -> None:
buf = write_file_6(BytesIO())
buf.seek(0)
with pytest.raises(InvalidDataError):
layout = OasisLayout.read(buf)
#base_tests(layout)
#assert len(layout.cellnames) == 2
#assert len(layout.cells) == 2
#assert layout.cellnames[0].nstring.string == ' XYZ'
#assert layout.cellnames[1].nstring.string == 'ABC'
#assert layout.cells[0].name == 0
#assert layout.cells[1].name == 1
def write_file_7(buf: BufferedIOBase) -> BufferedIOBase:
'''
Unused cellname.
'''
buf.write(HEADER)
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'ABC')
write_uint(buf, 1) # id 1
write_uint(buf, 4) # CELLNAME record (explicit id)
write_bstring(buf, b'XYZ')
write_uint(buf, 0) # id 0
write_uint(buf, 13) # CELL record (name ref.)
write_uint(buf, 0) # Cell name 0 (XYZ)
buf.write(FOOTER)
return buf
def test_file_7() -> None:
buf = write_file_7(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cellnames) == 2
assert len(layout.cells) == 1
assert layout.cellnames[0].nstring.string == 'XYZ'
assert layout.cellnames[1].nstring.string == 'ABC'
assert layout.cells[0].name == 0

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# type: ignore
from typing import List, Tuple, Iterable
from itertools import chain
from io import BytesIO, BufferedIOBase
import struct
import pytest # type: ignore
import numpy
from numpy.testing import assert_equal
from .utils import HEADER, FOOTER
from ..basic import write_uint, write_sint, read_uint, read_sint, write_bstring, write_byte, PathExtensionScheme
from ..basic import InvalidRecordError, InvalidDataError
from ..main import OasisLayout
def base_tests(layout: OasisLayout) -> None:
assert layout.version.string == '1.0'
assert layout.unit == 1000
assert layout.validation.checksum_type == 0
assert not layout.properties
assert not layout.propnames
assert not layout.xnames
assert not layout.textstrings
assert not layout.cellnames
assert not layout.layers
assert len(layout.cells) == 1
assert layout.cells[0].name.string == 'A'
assert not layout.cells[0].properties
def write_file_1(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0011_1011) # 00rX_YRDL
write_uint(buf, 1) # layer
write_uint(buf, 2) # datatype
write_uint(buf, 150) # radius
write_sint(buf, -100) # geometry-x (absolute)
write_sint(buf, 200) # geometry-y (absolute)
write_uint(buf, 16) # XYRELATIVE record
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0000_1000) # 00rX_YRDL
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0010_1000) # 00rX_YRDL
write_uint(buf, 0) # radius
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0010_1000) # 00rX_YRDL
write_uint(buf, 1) # radius
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0010_1000) # 00rX_YRDL
write_uint(buf, 6) # radius
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0010_1000) # 00rX_YRDL
write_uint(buf, 20) # radius
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0010_1100) # 00rX_YRDL
write_uint(buf, 100) # radius
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 1) # repetition (3x4 matrix)
write_uint(buf, 1) # (repetition) x-dimension
write_uint(buf, 2) # (repetition) y-dimension
write_uint(buf, 400) # (repetition) x-spacing
write_uint(buf, 300) # (repetition) y-spacing
buf.write(FOOTER)
return buf
def test_file_1() -> None:
buf = write_file_1(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
geometry = layout.cells[0].geometry
assert len(geometry) == 7
for ii, gg in enumerate(geometry):
msg = f'Failed on circle {ii}'
assert gg.x == -100, msg
assert gg.y == 200 + 400 * ii, msg
assert gg.layer == 1, msg
assert gg.datatype == 2, msg
assert not gg.properties, msg
assert gg.radius == [150, 150, 0, 1, 6, 20, 100][ii], msg
if ii != 6:
assert gg.repetition is None, msg
assert geometry[6].repetition.a_count == 3, msg
assert geometry[6].repetition.b_count == 4, msg
assert geometry[6].repetition.a_vector == [400, 0], msg
assert geometry[6].repetition.b_vector == [0, 300], msg

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# type: ignore
from typing import List, Tuple, Iterable
from itertools import chain
from io import BytesIO, BufferedIOBase
import struct
import pytest # type: ignore
import numpy
from numpy.testing import assert_equal
from .utils import HEADER, FOOTER
from ..basic import write_uint, write_sint, read_uint, read_sint, write_bstring, write_byte, PathExtensionScheme
from ..basic import InvalidRecordError, InvalidDataError
from ..main import OasisLayout
def base_tests(layout: OasisLayout) -> None:
assert layout.version.string == '1.0'
assert layout.unit == 1000
assert layout.validation.checksum_type == 0
assert not layout.properties
assert not layout.propnames
assert not layout.xnames
assert not layout.textstrings
assert not layout.cellnames
assert not layout.layers
def write_file_1(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b1111_1011) # TWHX_YRDL
write_uint(buf, 1) # layer
write_uint(buf, 2) # datatype
write_uint(buf, 24) # ctrapezoid type
write_uint(buf, 100) # width
write_uint(buf, 200) # height
write_sint(buf, -100) # geometry-x (absolute)
write_sint(buf, 200) # geometry-y (absolute)
write_uint(buf, 16) # XYRELATIVE record
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b0000_1000) # TWHX_YRDL
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 20) # RECTANGLE record
write_byte(buf, 0b0000_0011) # SWHX_YRDL
write_uint(buf, 2) # layer
write_uint(buf, 3) # datatype
h = [250, 100]
v = [100, 250]
wh = [h] * 8 + [v] * 8 + [h] * 6 + [v] * 2 + [h] * 2
wh_en = ([0b11] * 16
+ [0b10] * 4
+ [0b01] * 2
+ [0b10] * 2
+ [0b11, 0b10])
for t, (x, x_en) in enumerate(zip(wh, wh_en)):
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b1000_1011 | (x_en << 5)) # TWHX_YRDL
write_uint(buf, 1) # layer
write_uint(buf, 2) # datatype
write_uint(buf, t) # ctrapezoid type
if x_en & 0b10:
write_uint(buf, x[0]) # width
if x_en & 0b01:
write_uint(buf, x[1]) # height
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 20) # RECTANGLE record
write_byte(buf, 0b0000_0011) # SWHX_YRDL
write_uint(buf, 2) # layer
write_uint(buf, 3) # datatype
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b0000_1100) # TWHX_YRDL
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 1) # repetition (3x4 matrix)
write_uint(buf, 1) # (repetition) x-dimension
write_uint(buf, 2) # (repetition) y-dimension
write_uint(buf, 400) # (repetition) x-spacing
write_uint(buf, 300) # (repetition) y-spacing
buf.write(FOOTER)
return buf
def test_file_1() -> None:
buf = write_file_1(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cells) == 1
assert layout.cells[0].name.string == 'A'
assert not layout.cells[0].properties
geometry = layout.cells[0].geometry
assert len(geometry) == 3 + 26 * 2 + 1
for ii, gg in enumerate(geometry):
msg = f'Failed on shape {ii}'
assert gg.x == -100, msg
assert gg.y == 200 + 400 * ((ii + 1) // 2), msg
if ii < 2 or (3 <= ii < 55 and ii % 2 == 1):
assert gg.layer == 1, msg
assert gg.datatype == 2, msg
else:
assert gg.layer == 2, msg
assert gg.datatype == 3, msg
if ii < 3:
assert gg.width == 100, msg
assert gg.height == 200, msg
assert not gg.properties, msg
if 3 <= ii < 55:
ct_type = (ii - 3) // 2
is_ctrapz = ii % 2 == 1
if is_ctrapz:
assert gg.ctrapezoid_type == ct_type, msg
if ct_type in range(16, 20):
assert gg.height == [250, None][is_ctrapz], msg
elif ct_type in (20, 21):
assert gg.width == [250, None][is_ctrapz], msg
elif ct_type in range(22, 24) or ct_type == 25:
assert gg.height == [100, None][is_ctrapz], msg
else:
if ct_type < 8 or 16 <= ct_type < 25 or 26 <= ct_type :
assert gg.width == 250, msg
assert gg.height == 100, msg
else:
assert gg.width == 100, msg
assert gg.height == 250, msg
elif ii < 3 and ii % 2:
assert gg.ctrapezoid_type == 24, msg
elif ii == 55:
assert gg.ctrapezoid_type == 25, msg
assert geometry[55].repetition.a_count == 3
assert geometry[55].repetition.b_count == 4
assert geometry[55].repetition.a_vector == [400, 0]
assert geometry[55].repetition.b_vector == [0, 300]
def write_file_2(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
# Shouldn't access (undefined) height modal, despite not having a height.
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b1101_1011) # TWHX_YRDL
write_uint(buf, 1) # layer
write_uint(buf, 2) # datatype
write_uint(buf, 16) # ctrapezoid type
write_uint(buf, 200) # width
write_sint(buf, -100) # geometry-x (absolute)
write_sint(buf, 200) # geometry-y (absolute)
write_uint(buf, 16) # XYRELATIVE record
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b0000_1000) # TWHX_YRDL
write_sint(buf, 400) # geometry-y (relative)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'B') # Cell name
# Shouldn't access (undefined) width modal, despite not having a width.
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b1011_1011) # TWHX_YRDL
write_uint(buf, 1) # layer
write_uint(buf, 2) # datatype
write_uint(buf, 20) # ctrapezoid type
write_uint(buf, 200) # height
write_sint(buf, -100) # geometry-x (absolute)
write_sint(buf, 200) # geometry-y (absolute)
write_uint(buf, 16) # XYRELATIVE record
write_uint(buf, 26) # CTRAPEZOID record
write_byte(buf, 0b0000_1000) # TWHX_YRDL
write_sint(buf, 400) # geometry-y (relative)
buf.write(FOOTER)
return buf
def test_file_2() -> None:
buf = write_file_2(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert len(layout.cells) == 2
assert layout.cells[0].name.string == 'A'
assert layout.cells[1].name.string == 'B'
assert not layout.cells[0].properties
assert not layout.cells[1].properties
for ii, cc in enumerate(layout.cells):
for jj, gg in enumerate(cc.geometry):
msg = f'Fail in cell {ii}, ctrapezoid {jj}'
assert not gg.properties, msg
assert gg.layer == 1, msg
assert gg.datatype == 2, msg
assert gg.x == -100, msg
geometry = layout.cells[0].geometry
assert geometry[0].width == 200
assert geometry[1].width == 200
assert geometry[0].ctrapezoid_type == 16
assert geometry[1].ctrapezoid_type == 16
assert geometry[0].y == 200
assert geometry[1].y == 600
geometry = layout.cells[1].geometry
assert geometry[0].height == 200
assert geometry[1].height == 200
assert geometry[0].ctrapezoid_type == 20
assert geometry[1].ctrapezoid_type == 20
assert geometry[0].y == 200
assert geometry[1].y == 600

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# type: ignore
from typing import List, Tuple, Iterable
from itertools import chain
from io import BytesIO, BufferedIOBase
import struct
import pytest # type: ignore
from .utils import MAGIC_BYTES, FOOTER
from ..basic import write_uint, write_sint, read_uint, read_sint, write_bstring
from ..main import OasisLayout
def base_tests(layout: OasisLayout) -> None:
assert layout.version.string == '1.0'
assert layout.validation.checksum_type == 0
assert not layout.properties
assert not layout.cells
assert not layout.cellnames
assert not layout.propnames
assert not layout.xnames
assert not layout.textstrings
assert not layout.propstrings
assert not layout.layers
def write_file_1(buf: BufferedIOBase) -> BufferedIOBase:
'''
File contains one PAD record.
1000 units/micron
Offset table inside START.
'''
buf.write(MAGIC_BYTES)
write_uint(buf, 1) # START record
write_bstring(buf, b'1.0') # version
write_uint(buf, 0) # dbu real type: uint
write_uint(buf, 1000) # dbu value: 1000 per micron
write_uint(buf, 0) # offset table is present here
for _ in range(6):
write_uint(buf, 0) # offset table (0: not strict)
write_uint(buf, 0) # offset table (0: no entry present)
write_uint(buf, 0) # PAD record
buf.write(FOOTER)
return buf
def test_file_1() -> None:
buf = write_file_1(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert layout.unit == 1000
def write_file_2(buf: BufferedIOBase) -> BufferedIOBase:
'''
File contains no records.
1/2 unit/micron
Offset table inside START.
'''
buf.write(MAGIC_BYTES)
write_uint(buf, 1) # START record
write_bstring(buf, b'1.0') # version
write_uint(buf, 2) # dbu real type: fraction 1/x
write_uint(buf, 2) # dbu value: 1/2 per micron
write_uint(buf, 0) # offset table is present here
for _ in range(6):
write_uint(buf, 0) # offset table (0: not strict)
write_uint(buf, 0) # offset table (0: no entry present)
buf.write(FOOTER)
return buf
def test_file_2() -> None:
buf = write_file_2(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert layout.unit == 0.5
def write_file_3(buf: BufferedIOBase) -> BufferedIOBase:
'''
File contains no records.
10/4 unit/micron
Offset table inside START.
'''
buf.write(MAGIC_BYTES)
write_uint(buf, 1) # START record
write_bstring(buf, b'1.0') # version
write_uint(buf, 4) # dbu real type: fraction a/b
write_uint(buf, 10) # dbu value a
write_uint(buf, 4) # dbu value b: 10/4 per micron
write_uint(buf, 0) # offset table is present here
for _ in range(6):
write_uint(buf, 0) # offset table (0: not strict)
write_uint(buf, 0) # offset table (0: no entry present)
buf.write(FOOTER)
return buf
def test_file_3() -> None:
buf = write_file_3(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert layout.unit == 10 / 4
def write_file_4(buf: BufferedIOBase) -> BufferedIOBase:
'''
File contains no records.
12.5 unit/micron (float32)
Offset table inside START.
'''
buf.write(MAGIC_BYTES)
write_uint(buf, 1) # START record
write_bstring(buf, b'1.0') # version
write_uint(buf, 6) # dbu real type: float32
buf.write(struct.pack("<f", 12.5)) # dbu value: 12.5
write_uint(buf, 0) # offset table is present here
for _ in range(6):
write_uint(buf, 0) # offset table (0: not strict)
write_uint(buf, 0) # offset table (0: no entry present)
buf.write(FOOTER)
return buf
def test_file_4() -> None:
buf = write_file_4(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert layout.unit == 12.5
def write_file_5(buf: BufferedIOBase) -> BufferedIOBase:
'''
File contains no records.
12.5 unit/micron (float64)
Offset table inside START.
'''
buf.write(MAGIC_BYTES)
write_uint(buf, 1) # START record
write_bstring(buf, b'1.0') # version
write_uint(buf, 7) # dbu real type: float64
buf.write(struct.pack("<d", 12.5)) # dbu value: 12.5
write_uint(buf, 0) # offset table is present here
for _ in range(6):
write_uint(buf, 0) # offset table (0: not strict)
write_uint(buf, 0) # offset table (0: no entry present)
buf.write(FOOTER)
return buf
def test_file_5() -> None:
buf = write_file_5(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
assert layout.unit == 12.5

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# type: ignore
from typing import List, Tuple, Iterable, Sequence
from itertools import chain
from io import BytesIO, BufferedIOBase
import pytest # type: ignore
import numpy
from numpy.testing import assert_equal
from .utils import HEADER, FOOTER
from ..basic import write_uint, write_sint, read_uint, read_sint, write_bstring, write_byte, PathExtensionScheme
from ..basic import InvalidRecordError, InvalidDataError
from ..main import OasisLayout
LAYERS = [(1, 2), (1, 5), (1, 6), (1, 8),
(5, 2), (5, 5), (5, 6), (5, 8),
(6, 2), (6, 5), (6, 6), (6, 8),
(7, 2), (7, 5), (7, 6), (7, 8),
]
def base_tests(layout: OasisLayout) -> None:
assert layout.version.string == '1.0'
assert layout.unit == 1000
assert layout.validation.checksum_type == 0
assert not layout.properties
assert not layout.propnames
assert not layout.xnames
assert not layout.textstrings
assert not layout.cellnames
assert len(layout.cells) == 1
assert layout.cells[0].name.string == 'A'
assert not layout.cells[0].properties
def write_names_geom(buf: BufferedIOBase, short: bool = False) -> BufferedIOBase:
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'AA') # name
write_uint(buf, 0) # all layers
write_uint(buf, 0) # all datatypes
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'L5A') # name
write_uint(buf, 1) # layer <=5
write_uint(buf, 5) # (...)
write_uint(buf, 0) # all datatypes
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'H5A') # name
write_uint(buf, 2) # layer >=5
write_uint(buf, 5) # (...)
write_uint(buf, 0) # all datatypes
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'E5A') # name
write_uint(buf, 3) # layer ==5
write_uint(buf, 5) # (...)
write_uint(buf, 0) # all datatypes
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'I56A') # name
write_uint(buf, 4) # layer 5 to 6
write_uint(buf, 5) # (...)
write_uint(buf, 6) # (...)
write_uint(buf, 0) # all datatypes
if short:
return buf
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'E5L4') # name
write_uint(buf, 3) # layer ==5
write_uint(buf, 5) # (...)
write_uint(buf, 1) # datatype <=4
write_uint(buf, 4) # (...)
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'E5H4') # name
write_uint(buf, 3) # layer ==5
write_uint(buf, 5) # (...)
write_uint(buf, 2) # datatype >=4
write_uint(buf, 4) # (...)
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'E5E4') # name
write_uint(buf, 3) # layer ==5
write_uint(buf, 5) # (...)
write_uint(buf, 3) # datatype ==4
write_uint(buf, 4) # (...)
write_uint(buf, 11) # LAYERNAME record (geometry)
write_bstring(buf, b'E5I47') # name
write_uint(buf, 3) # layer ==5
write_uint(buf, 5) # (...)
write_uint(buf, 4) # datatype 4 to 7
write_uint(buf, 4) # (...)
write_uint(buf, 7) # (...)
return buf
def write_names_text(buf: BufferedIOBase, prefix: bytes = b'') -> BufferedIOBase:
write_uint(buf, 12) # LAYERNAME record (geometry)
write_bstring(buf, prefix + b'AA') # name
write_uint(buf, 0) # all layers
write_uint(buf, 0) # all datatypes
write_uint(buf, 12) # LAYERNAME record (geometry)
write_bstring(buf, prefix + b'L5A') # name
write_uint(buf, 1) # layer <=5
write_uint(buf, 5) # (...)
write_uint(buf, 0) # all datatypes
write_uint(buf, 12) # LAYERNAME record (geometry)
write_bstring(buf, prefix + b'H5A') # name
write_uint(buf, 2) # layer >=5
write_uint(buf, 5) # (...)
write_uint(buf, 0) # all datatypes
write_uint(buf, 12) # LAYERNAME record (geometry)
write_bstring(buf, prefix + b'E5A') # name
write_uint(buf, 3) # layer ==5
write_uint(buf, 5) # (...)
write_uint(buf, 0) # all datatypes
write_uint(buf, 12) # LAYERNAME record (geometry)
write_bstring(buf, prefix + b'I56A') # name
write_uint(buf, 4) # layer 5 to 6
write_uint(buf, 5) # (...)
write_uint(buf, 6) # (...)
write_uint(buf, 0) # all datatypes
return buf
def write_geom(buf: BufferedIOBase) -> BufferedIOBase:
for ll, dt in LAYERS:
write_uint(buf, 27) # CIRCLE record
write_byte(buf, 0b0011_1011) # 00rX_YRDL
write_uint(buf, ll) # layer
write_uint(buf, dt) # datatype
write_uint(buf, 150) # radius
write_sint(buf, ll * 1000) # geometry-x (absolute)
write_sint(buf, dt * 1000) # geometry-y (absolute)
return buf
def write_text(buf: BufferedIOBase) -> BufferedIOBase:
for ll, dt in LAYERS:
write_uint(buf, 19) # TEXT record
write_byte(buf, 0b0101_1011) # 0CNX_YRTL
write_bstring(buf, b'A') # text-string
write_uint(buf, ll) # text-layer
write_uint(buf, dt) # text-datatype
write_sint(buf, ll * 1000) # geometry-x
write_sint(buf, dt * 1000) # geometry-y
return buf
def name_test(layers: Sequence, is_textlayer: bool) -> None:
for ii, nn in enumerate(layers):
assert is_textlayer == nn.is_textlayer, f'Fail on layername {ii}'
assert nn.nstring.string == ['AA', 'L5A', 'H5A', 'E5A', 'I56A',
'E5L4', 'E5H4', 'E5E4', 'E5I47'][ii], msg
assert nn.layer_interval[0] == [None, None, 5, 5, 5, 5, 5, 5, 5][ii], msg
assert nn.layer_interval[1] == [None, 5, None, 5, 6, 5, 5, 5, 5][ii], msg
assert nn.type_interval[0] == [None, None, None, None, None, None, 4, 4, 4][ii], msg
assert nn.type_interval[1] == [None, None, None, None, None, 4, None, 4, 7][ii], msg
def name_test_text(layers: Sequence) -> None:
for ii, nn in enumerate(layers):
assert nn.is_textlayer, f'Fail on layername {ii}'
assert nn.nstring.string == ['TAA', 'TL5A', 'TH5A', 'TE5A', 'TI56A'][ii], msg
assert nn.layer_interval[0] == [None, None, 5, 5, 5][ii], msg
assert nn.layer_interval[1] == [None, 5, None, 5, 6][ii], msg
assert nn.type_interval[0] == [None, None, None, None, None][ii], msg
assert nn.type_interval[1] == [None, None, None, None, None][ii], msg
def elem_test_geom(geometry: Sequence) -> None:
for ii, gg in enumerate(geometry):
msg = f'Failed on circle ({ii})'
assert gg.x == 1000 * LAYERS[ii][0], msg
assert gg.y == 1000 * LAYERS[ii][1], msg
assert gg.radius == 150, msg
assert gg.layer == LAYERS[ii][0], msg
assert gg.datatype == LAYERS[ii][1], msg
assert gg.repetition is None, msg
assert not gg.properties, msg
def elem_test_text(geometry: Sequence) -> None:
for ii, gg in enumerate(geometry):
msg = f'Failed on text ({ii})'
assert gg.x == 1000 * LAYERS[ii][0], msg
assert gg.y == 1000 * LAYERS[ii][1], msg
assert gg.string.string == 'A', msg
assert gg.layer == LAYERS[ii][0], msg
assert gg.datatype == LAYERS[ii][1], msg
assert gg.repetition is None, msg
assert not gg.properties, msg
def write_file_1(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_names_geom(buf)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
write_geom(buf)
buf.write(FOOTER)
return buf
def test_file_1() -> None:
buf = write_file_1(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
geometry = layout.cells[0].geometry
assert len(geometry) == len(LAYERS)
elem_test_geom(geometry)
assert len(layout.layers) == 9
name_test(layout.layers, is_textlayer=False)
def write_file_2(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_names_text(buf)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
write_text(buf)
buf.write(FOOTER)
return buf
def test_file_2() -> None:
buf = write_file_2(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
geometry = layout.cells[0].geometry
assert len(geometry) == len(LAYERS)
elem_test_text(geometry)
assert len(layout.layers) == 5
name_test(layout.layers, is_textlayer=True)
def write_file_3(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_names_text(buf, prefix=b'T')
write_names_geom(buf, short=True)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
write_text(buf)
write_geom(buf)
buf.write(FOOTER)
return buf
def write_file_4(buf: BufferedIOBase) -> BufferedIOBase:
'''
'''
buf.write(HEADER)
write_uint(buf, 14) # CELL record (explicit)
write_bstring(buf, b'A') # Cell name
write_text(buf)
write_geom(buf)
write_names_text(buf, prefix=b'T')
write_names_geom(buf, short=True)
buf.write(FOOTER)
return buf
def test_file_3() -> None:
buf = write_file_3(BytesIO())
buf.seek(0)
layout = OasisLayout.read(buf)
base_tests(layout)
geometry = layout.cells[0].geometry
assert len(geometry) == 2 * len(LAYERS)
elem_test_text(geometry[:len(LAYERS)])