Added simple test for pdf_pcb_print

tests/test_plot/test_print_pcb.py

@@ -0,0 +1,34 @@
+"""
+Tests of Printing PCB files
+
+We test:
+- PDF for bom.kicad_pcb
+
+For debug information use:
+pytest-3 --log-cli-level debug
+
+"""
+
+import os
+import sys
+# Look for the 'utils' module from where the script is running
+script_dir = os.path.dirname(os.path.abspath(__file__))
+sys.path.insert(0, os.path.dirname(script_dir))
+# Utils import
+from utils import context
+
+PDF_DIR = 'Layers'
+PDF_FILE = 'PCB_Top.pdf'
+
+
+def test_print_sch():
+    prj = 'bom'
+    ctx = context.TestContext('PrPCB', prj, 'print_pcb', PDF_DIR)
+    ctx.run()
+    # Check all outputs are there
+    ctx.expect_out_file(os.path.join(PDF_DIR, PDF_FILE))
+    # We don't have a project, and we don't want one
+    os.remove(os.path.join(ctx.get_board_dir(), prj+'.pro'))
+    # We don't have a footprint cache, and we don't want one
+    os.remove(os.path.join(ctx.get_board_dir(), 'fp-info-cache'))
+    ctx.clean_up()

tests/yaml_samples/print_pcb.kiplot.yaml

@@ -0,0 +1,15 @@
+# Example KiPlot config file
+kiplot:
+  version: 1
+
+outputs:
+  - name: 'print_front'
+    comment: "Print F.Cu+F.SilkS"
+    type: pdf_pcb_print
+    dir: Layers
+    options:
+      output_name: PCB_Top.pdf
+    layers:
+      - layer: F.Cu
+      - layer: F.SilkS
+