cadquery/tests/TestExporters.py

"""
    Tests basic workplane functionality
"""
#core modules
import StringIO

#my modules
from cadquery import *
from cadquery import exporters
from tests import BaseTest

class TestExporters(BaseTest):

    def _exportBox(self,eType,stringsToFind):
        """
            Exports a test object, and then looks for
            all of the supplied strings to be in the result
            returns the result in case the case wants to do more checks also
        """
        p = Workplane("XY").box(1,2,3)
        s = StringIO.StringIO()
        exporters.exportShape(p,eType,s,0.1)

        result = s.getvalue()
        #print result
        for q in stringsToFind:
            self.assertTrue(result.find(q) > -1 )
        return result

    def testSTL(self):
        self._exportBox(exporters.ExportTypes.STL,['facet normal'])

    def testSVG(self):
        self._exportBox(exporters.ExportTypes.SVG,['<svg','<g transform'])

    def testAMF(self):
        self._exportBox(exporters.ExportTypes.AMF,['<amf units','</object>'])

    def testSTEP(self):
        self._exportBox(exporters.ExportTypes.STEP,['FILE_SCHEMA'])

    def testTJS(self):
        self._exportBox(exporters.ExportTypes.TJS,['vertices','formatVersion','faces'])