Added update_xml test

tests/test_plot/test_preflight.py

@@ -4,6 +4,7 @@ Tests for the preflight options
 We test:
 - ERC
 - DRC
+- XML update
 
 For debug information use:
 pytest-3 --log-cli-level debug
@@ -12,6 +13,7 @@ pytest-3 --log-cli-level debug
 
 import os
 import sys
+import logging
 # 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))
@@ -35,3 +37,22 @@ def test_drc():
     # Check all outputs are there
     ctx.expect_out_file('drc_result.rpt')
     ctx.clean_up()
+
+
+def test_update_xml():
+    prj = 'bom'
+    ctx = context.TestContext('Update_XML', prj, 'update_xml', '')
+    # The XML should be created where the schematic is located
+    xml = os.path.abspath(os.path.join(ctx.get_board_dir(), prj+'.xml'))
+    os.rename(xml, xml+'-bak')
+    try:
+        ctx.run()
+        # Check all outputs are there
+        ctx.expect_out_file(prj+'.csv')
+        assert os.path.isfile(xml)
+        assert os.path.getsize(xml) > 0
+        logging.debug(os.path.basename(xml)+' OK')
+    finally:
+        os.remove(xml)
+        os.rename(xml+'-bak', xml)
+    ctx.clean_up()

tests/yaml_samples/update_xml.kiplot.yaml

@@ -0,0 +1,8 @@
+# Example KiPlot config file
+kiplot:
+  version: 1
+
+preflight:
+  update_xml: true
+
+