Add IPC-D-356 Netlist Parsing

2 files changed, 230 insertions, 0 deletions

diff --git a/gerber/tests/resources/ipc-d-356.ipc b/gerber/tests/resources/ipc-d-356.ipc
new file mode 100644
index 0000000..b0086c9
--- /dev/null
+++ b/gerber/tests/resources/ipc-d-356.ipc
@@ -0,0 +1,114 @@
+C  IPC-D-356 generated by EAGLE Version 7.1.0 Copyright (c) 1988-2014 CadSoft
+C  Database /Some/Path/To/File
+C
+P  JOB EAGLE 7.1 NETLIST, DATE: 2/20/15 12:00 AM
+P  UNITS CUST 0
+P  DIM N
+P  NNAME1 A_REALLY_LONG_NET_NAME
+317GND              VIA         D  24PA00X  14900Y   1450X 396Y 396
+317GND              VIA         D  24PA00X   3850Y   8500X 396Y 396
+317GND              VIA         D  24PA00X   6200Y  10650X 396Y 396
+317GND              VIA         D  24PA00X   8950Y   1000X 396Y 396
+317GND              VIA         D  24PA00X  11800Y   2250X 396Y 396
+317GND              VIA         D  24PA00X  15350Y   3200X 396Y 396
+317GND              VIA         D  24PA00X  13200Y   3800X 396Y 396
+317GND              VIA         D  24PA00X   9700Y  12050X 396Y 396
+317GND              VIA         D  24PA00X  13950Y  11900X 396Y 396
+317GND              VIA         D  24PA00X  13050Y   7050X 396Y 396
+317GND              VIA         D  24PA00X  13000Y   8400X 396Y 396
+317N$3              VIA         D  24PA00X  11350Y  10100X 396Y 396
+317N$3              VIA         D  24PA00X  13250Y   5700X 396Y 396
+317VCC              VIA         D  24PA00X  15550Y   6850X 396Y 396
+327N$3              C1    -+          A01X   9700Y  10402X1575Y 630R270
+327GND              C1    --          A01X   9700Y  13198X1575Y 630R270
+327VCC              C2    -+          A01X  13950Y   9677X1535Y 630R270
+327GND              C2    --          A01X  13950Y  13023X1535Y 630R270
+327VCC              C3    -1          A01X   3850Y   9924X 512Y 591R270
+327GND              C3    -2          A01X   3850Y   9176X 512Y 591R270
+327VCC              C4    -1          A01X  10374Y   1000X 512Y 591R180
+327GND              C4    -2          A01X   9626Y   1000X 512Y 591R180
+327VCC              C5    -1          A01X  14700Y   3924X 512Y 591R270
+327GND              C5    -2          A01X  14700Y   3176X 512Y 591R270
+317DMX+             DMX   -1    D  40PA00X   5050Y  13900X 600Y1200R 90
+317DMX-             DMX   -2    D  40PA00X   6050Y  13900X 600Y1200R 90
+317GND              DMX   -3    D  40PA00X   7050Y  13900X 600Y1200R 90
+317PIC_MCLR         J1    -1    D  35PA00X  16900Y   6400X 554Y 554R 90
+317VCC              J1    -2    D  35PA00X  17900Y   6900X 554Y 554R 90
+317GND              J1    -3    D  35PA00X  16900Y   7400X 554Y 554R 90
+317PIC_PGD          J1    -4    D  35PA00X  17900Y   7900X 554Y 554R 90
+317PIC_PGC          J1    -5    D  35PA00X  16900Y   8400X 554Y 554R 90
+317                 J1    -6    D  35PA00X  17900Y   8900X 554Y 554R 90
+327N$4              L1    -1          A01X  13950Y   6382X 748Y1339R 90
+327VCC              L1    -2          A01X  13950Y   7918X 748Y1339R 90
+327N$5              LED1  -A          A01X  16313Y   1450X 472Y 472R  0
+327GND              LED1  -C          A01X  15487Y   1450X 472Y 472R  0
+317                 MIDI  -1    D  40PA00X   1200Y   9500X 600Y1200R  0
+317                 MIDI  -2    D  40PA00X   1200Y   8500X 600Y1200R  0
+317                 MIDI  -3    D  40PA00X   1200Y   7500X 600Y1200R  0
+317N$9              MIDI  -4    D  40PA00X   1200Y   6500X 600Y1200R  0
+317N$10             MIDI  -5    D  40PA00X   1200Y   5500X 600Y1200R  0
+317N$3              PWR   -1    D  40PA00X  17050Y  13750X 600Y1200R 90
+317GND              PWR   -2    D  40PA00X  18050Y  13750X 600Y1200R 90
+327DMX+             R1    -1          A01X   5076Y  11500X 512Y 591R  0
+327DMX-             R1    -2          A01X   5824Y  11500X 512Y 591R  0
+327VCC              R2    -1          A01X  14376Y   5300X 512Y 591R  0
+327PIC_MCLR         R2    -2          A01X  15124Y   5300X 512Y 591R  0
+327N$9              R3    -1          A01X   3126Y   6500X 512Y 591R  0
+327N$6              R3    -2          A01X   3874Y   6500X 512Y 591R  0
+327PIC_RX           R4    -1          A01X   9600Y   2624X 512Y 591R270
+327VCC              R4    -2          A01X   9600Y   1876X 512Y 591R270
+327VCC              R5    -1          A01X  17974Y   1450X 512Y 591R180
+327N$5              R5    -2          A01X  17226Y   1450X 512Y 591R180
+327N$3              U1    -1          A01X  12330Y   5710X 420Y 850R 90
+327N$4              U1    -2          A01X  12330Y   6380X 420Y 850R 90
+327GND              U1    -3          A01X  12330Y   7050X 420Y 850R 90
+327VCC              U1    -4          A01X  12330Y   7720X 420Y 850R 90
+327GND              U1    -5          A01X  12330Y   8390X 420Y 850R 90
+327                 U1    -6          A01X   9050Y   7050X4252Y4098R 90
+327PIC_MCLR         U2    -1          A01X  11123Y   4063X 157Y 591R270
+327                 U2    -2          A01X  11123Y   3807X 157Y 591R270
+327                 U2    -3          A01X  11123Y   3552X 157Y 591R270
+327N$1              U2    -4          A01X  11123Y   3296X 157Y 591R270
+327N$2              U2    -5          A01X  11123Y   3040X 157Y 591R270
+327PIC_RX           U2    -6          A01X  11123Y   2784X 157Y 591R270
+327                 U2    -7          A01X  11123Y   2528X 157Y 591R270
+327GND              U2    -8          A01X  11123Y   2272X 157Y 591R270
+327                 U2    -9          A01X  11123Y   2016X 157Y 591R270
+327                 U2    -10         A01X  11123Y   1760X 157Y 591R270
+327                 U2    -11         A01X  11123Y   1504X 157Y 591R270
+327                 U2    -12         A01X  11123Y   1248X 157Y 591R270
+327VCC              U2    -13         A01X  11123Y    993X 157Y 591R270
+327                 U2    -14         A01X  11123Y    737X 157Y 591R270
+327                 U2    -15         A01X  13977Y    737X 157Y 591R270
+327                 U2    -16         A01X  13977Y    993X 157Y 591R270
+327                 U2    -17         A01X  13977Y   1248X 157Y 591R270
+327                 U2    -18         A01X  13977Y   1504X 157Y 591R270
+327                 U2    -19         A01X  13977Y   1760X 157Y 591R270
+327                 U2    -20         A01X  13977Y   2016X 157Y 591R270
+327PIC_PGD          U2    -21         A01X  13977Y   2272X 157Y 591R270
+327PIC_PGC          U2    -22         A01X  13977Y   2528X 157Y 591R270
+327                 U2    -23         A01X  13977Y   2784X 157Y 591R270
+327                 U2    -24         A01X  13977Y   3040X 157Y 591R270
+327                 U2    -25         A01X  13977Y   3296X 157Y 591R270
+327                 U2    -26         A01X  13977Y   3552X 157Y 591R270
+327GND              U2    -27         A01X  13977Y   3807X 157Y 591R270
+327VCC              U2    -28         A01X  13977Y   4063X 157Y 591R270
+327N$2              U3    -1          A01X   4700Y   7540X 260Y 800R  0
+327VCC              U3    -2          A01X   5200Y   7540X 260Y 800R  0
+327VCC              U3    -3          A01X   5700Y   7540X 260Y 800R  0
+327N$1              U3    -4          A01X   6200Y   7540X 260Y 800R  0
+327GND              U3    -5          A01X   6200Y   9960X 260Y 800R  0
+327DMX-             U3    -6          A01X   5700Y   9960X 260Y 800R  0
+327DMX+             U3    -7          A01X   5200Y   9960X 260Y 800R  0
+327VCC              U3    -8          A01X   4700Y   9960X 260Y 800R  0
+327                 U4    -1          A01X   4704Y   3850X 394Y 500R  0
+327N$6              U4    -2          A01X   4704Y   2800X 394Y 500R  0
+327N$10             U4    -3          A01X   4704Y   1800X 394Y 500R  0
+327                 U4    -4          A01X   4704Y    750X 394Y 500R  0
+327GND              U4    -5          A01X   8396Y    750X 394Y 500R  0
+327PIC_RX           U4    -6          A01X   8396Y   1800X 394Y 500R  0
+327                 U4    -7          A01X   8396Y   2800X 394Y 500R  0
+327VCC              U4    -8          A01X   8396Y   3850X 394Y 500R  0
+327NNAME1           NA    -69         A01X   8396Y   3850X 394Y 500R  0
+389BOARD_EDGE         X0Y0 X22500 Y15000 X0
+999
diff --git a/gerber/tests/test_ipc356.py b/gerber/tests/test_ipc356.py
new file mode 100644
index 0000000..760608c
--- /dev/null
+++ b/gerber/tests/test_ipc356.py
@@ -0,0 +1,116 @@
+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# Author: Hamilton Kibbe <ham@hamiltonkib.be>
+from ..ipc356 import  *
+from ..cam import FileSettings
+from .tests import *
+
+import os
+
+IPC_D_356_FILE = os.path.join(os.path.dirname(__file__),
+                                'resources/ipc-d-356.ipc')
+def test_read():
+    ipcfile = read(IPC_D_356_FILE)
+    assert(isinstance(ipcfile, IPC_D_356))
+
+def test_parser():
+    ipcfile = read(IPC_D_356_FILE)
+    assert_equal(ipcfile.settings.units, 'inch')
+    assert_equal(ipcfile.settings.angle_units, 'degrees')
+    assert_equal(len(ipcfile.comments), 3)
+    assert_equal(len(ipcfile.parameters), 4)
+    assert_equal(len(ipcfile.test_records), 105)
+    assert_equal(len(ipcfile.components), 21)
+    assert_equal(len(ipcfile.vias), 14)
+    assert_equal(ipcfile.test_records[-1].net_name, 'A_REALLY_LONG_NET_NAME')
+    assert_equal(set(ipcfile.board_outline),
+                 {(0., 0.), (2.25, 0.), (2.25, 1.5), (0., 1.5)})
+
+def test_comment():
+    c = IPC356_Comment('Layer Stackup:')
+    assert_equal(c.comment, 'Layer Stackup:')
+    c = IPC356_Comment.from_line('C  Layer Stackup:   ')
+    assert_equal(c.comment, 'Layer Stackup:')
+    assert_raises(ValueError, IPC356_Comment.from_line, 'P  JOB')
+    assert_equal(str(c), '<IPC-D-356 Comment: Layer Stackup:>')
+
+def test_parameter():
+    p = IPC356_Parameter('VER', 'IPC-D-356A')
+    assert_equal(p.parameter, 'VER')
+    assert_equal(p.value, 'IPC-D-356A')
+    p = IPC356_Parameter.from_line('P  VER IPC-D-356A    ')
+    assert_equal(p.parameter, 'VER')
+    assert_equal(p.value, 'IPC-D-356A')
+    assert_raises(ValueError, IPC356_Parameter.from_line, 'C  Layer Stackup:   ')
+    assert_equal(str(p), '<IPC-D-356 Parameter: VER=IPC-D-356A>')
+
+def test_eof():
+    e = IPC356_EndOfFile()
+    assert_equal(e.to_netlist(), '999')
+    assert_equal(str(e), '<IPC-D-356 EOF>')
+
+def test_board_edge():
+    points = [(0.01, 0.01), (2., 2.), (4., 2.), (4., 6.)]
+    b = IPC356_BoardEdge(points)
+    assert_equal(b.points, points)
+    b = IPC356_BoardEdge.from_line('389BOARD_EDGE         X100Y100 X20000Y20000'
+                                   ' X40000 Y60000', FileSettings(units='inch'))
+    assert_equal(b.points, points)
+
+def test_test_record():
+    assert_raises(ValueError, IPC356_TestRecord.from_line, 'P  JOB', FileSettings())
+    record_string = '317+5VDC            VIA   -     D0150PA00X 006647Y 012900X0000          S3'
+    r = IPC356_TestRecord.from_line(record_string, FileSettings(units='inch'))
+    assert_equal(r.feature_type, 'through-hole')
+    assert_equal(r.net_name, '+5VDC')
+    assert_equal(r.id, 'VIA')
+    assert_almost_equal(r.hole_diameter, 0.015)
+    assert_true(r.plated)
+    assert_equal(r.access, 'both')
+    assert_almost_equal(r.x_coord, 0.6647)
+    assert_almost_equal(r.y_coord, 1.29)
+    assert_equal(r.rect_x, 0.)
+    assert_equal(r.soldermask_info, '3')
+    r = IPC356_TestRecord.from_line(record_string, FileSettings(units='metric'))
+    assert_almost_equal(r.hole_diameter, 0.15)
+    assert_almost_equal(r.x_coord, 6.647)
+    assert_almost_equal(r.y_coord, 12.9)
+    assert_equal(r.rect_x, 0.)
+    assert_equal(str(r),
+                 '<IPC-D-356 Test Record: Net: +5VDC Type: through-hole>')
+
+    record_string = '327+3.3VDC          R40   -1         PA01X 032100Y 007124X0236Y0315R180 S0'
+    r = IPC356_TestRecord.from_line(record_string, FileSettings(units='inch'))
+    assert_equal(r.feature_type, 'smt')
+    assert_equal(r.net_name, '+3.3VDC')
+    assert_equal(r.id, 'R40')
+    assert_equal(r.pin, '1')
+    assert_true(r.plated)
+    assert_equal(r.access, 'top')
+    assert_almost_equal(r.x_coord, 3.21)
+    assert_almost_equal(r.y_coord, 0.7124)
+    assert_almost_equal(r.rect_x, 0.0236)
+    assert_almost_equal(r.rect_y, 0.0315)
+    assert_equal(r.rect_rotation, 180)
+    assert_equal(r.soldermask_info, '0')
+    r = IPC356_TestRecord.from_line(record_string, FileSettings(units='metric'))
+    assert_almost_equal(r.x_coord, 32.1)
+    assert_almost_equal(r.y_coord, 7.124)
+    assert_almost_equal(r.rect_x, 0.236)
+    assert_almost_equal(r.rect_y, 0.315)
+
+
+    record_string = '317                 J4    -M2   D0330PA00X 012447Y 008030X0000          S0'
+    r = IPC356_TestRecord.from_line(record_string, FileSettings(units='inch'))
+    assert_equal(r.feature_type, 'through-hole')
+    assert_equal(r.id, 'J4')
+    assert_equal(r.pin, 'M2')
+    assert_almost_equal(r.hole_diameter, 0.033)
+    assert_true(r.plated)
+    assert_equal(r.access, 'both')
+    assert_almost_equal(r.x_coord, 1.2447)
+    assert_almost_equal(r.y_coord, 0.8030)
+    assert_almost_equal(r.rect_x, 0.)
+    assert_equal(r.soldermask_info, '0')
+