[4bdd4fdb] | 1 | """ |
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| 2 | Unit tests for the new recursive cansas reader |
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| 3 | """ |
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| 4 | import warnings |
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| 5 | warnings.simplefilter("ignore") |
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| 6 | |
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[eda8972] | 7 | import sans.dataloader.readers.cansas_reader as cansas |
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| 8 | from sans.dataloader.loader import Loader |
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| 9 | from sans.dataloader.data_info import Data1D |
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| 10 | from sans.dataloader.readers.xml_reader import XMLreader |
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| 11 | from sans.dataloader.readers.cansas_reader import Reader |
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[ac5b69d] | 12 | from sans.dataloader.readers.cansas_constants import CansasConstants |
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[4bdd4fdb] | 13 | |
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| 14 | import os |
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| 15 | import sys |
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[eda8972] | 16 | import urllib2 |
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| 17 | import StringIO |
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[ac5b69d] | 18 | import pylint as pylint |
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| 19 | import unittest |
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| 20 | import numpy |
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[4bdd4fdb] | 21 | |
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| 22 | from lxml import etree |
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[ea67541] | 23 | from xml.dom import minidom |
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[4bdd4fdb] | 24 | |
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[ac5b69d] | 25 | CANSAS_FORMAT = CansasConstants.CANSAS_FORMAT |
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| 26 | CANSAS_NS = CansasConstants.CANSAS_NS |
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[4bdd4fdb] | 27 | |
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| 28 | class cansas_reader(unittest.TestCase): |
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| 29 | |
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| 30 | def setUp(self): |
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| 31 | self.loader = Loader() |
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[eda8972] | 32 | self.xml_valid = "cansas_test_modified.xml" |
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| 33 | self.xml_invalid = "cansas_test.xml" |
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| 34 | self.cansas1d_badunits = "cansas1d_badunits.xml" |
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| 35 | self.cansas1d = "cansas1d.xml" |
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| 36 | self.cansas1d_slit = "cansas1d_slit.xml" |
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| 37 | self.cansas1d_units = "cansas1d_units.xml" |
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| 38 | self.isis_1_0 = "ISIS_1_0.xml" |
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| 39 | self.isis_1_1 = "ISIS_1_1.xml" |
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| 40 | self.isis_1_1_notrans = "ISIS_1_1_notrans.xml" |
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[76cd1ae] | 41 | self.isis_1_1_doubletrans = "ISIS_1_1_doubletrans.xml" |
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[eda8972] | 42 | self.schema_1_0 = "cansas1d_v1_0.xsd" |
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| 43 | self.schema_1_1 = "cansas1d_v1_1.xsd" |
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[75eeb425] | 44 | |
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[eda8972] | 45 | |
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| 46 | def get_number_of_entries(self, dictionary, name, i): |
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| 47 | if dictionary.get(name) is not None: |
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| 48 | i += 1 |
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| 49 | name = name.split("_")[0] |
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| 50 | name += "_{0}".format(i) |
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| 51 | name = self.get_number_of_entries(dictionary, name, i) |
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| 52 | return name |
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[ea67541] | 53 | |
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[eda8972] | 54 | |
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| 55 | def test_xml_validate(self): |
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| 56 | string = "<xsd:schema xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\">\n" |
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| 57 | string += "\t<xsd:element name=\"a\" type=\"AType\"/>\n" |
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| 58 | string += "\t<xsd:complexType name=\"AType\">\n" |
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| 59 | string += "\t\t<xsd:sequence>\n" |
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| 60 | string += "\t\t\t<xsd:element name=\"b\" type=\"xsd:string\" />\n" |
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| 61 | string += "\t\t</xsd:sequence>\n" |
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| 62 | string += "\t</xsd:complexType>\n" |
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| 63 | string += "</xsd:schema>" |
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| 64 | f = StringIO.StringIO(string) |
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| 65 | xmlschema_doc = etree.parse(f) |
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| 66 | xmlschema = etree.XMLSchema(xmlschema_doc) |
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| 67 | valid = etree.parse(StringIO.StringIO('<a><b></b></a>')) |
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| 68 | invalid = etree.parse(StringIO.StringIO('<a><c></c></a>')) |
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| 69 | self.assertTrue(xmlschema.validate(valid)) |
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| 70 | self.assertFalse(xmlschema.validate(invalid)) |
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[4bdd4fdb] | 71 | |
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[75eeb425] | 72 | |
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[eda8972] | 73 | def test_real_xml(self): |
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| 74 | reader = XMLreader(self.xml_valid, self.schema_1_0) |
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[ac5b69d] | 75 | valid = reader.validate_xml() |
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[eda8972] | 76 | if valid: |
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| 77 | self.assertTrue(valid) |
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| 78 | else: |
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| 79 | self.assertFalse(valid) |
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[75eeb425] | 80 | |
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[76cd1ae] | 81 | |
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| 82 | def _check_data(self, data): |
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| 83 | self.assertTrue(data.title == "TK49 c10_SANS") |
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| 84 | self.assertTrue(data.x.size == 138) |
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[ea67541] | 85 | self.assertTrue(len(data.meta_data) == 3) |
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[76cd1ae] | 86 | self.assertTrue(data.detector[0].distance_unit == "mm") |
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| 87 | self.assertTrue(data.detector[1].distance_unit == "mm") |
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| 88 | self.assertTrue(data.detector[0].name == "HAB") |
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| 89 | self.assertTrue(data.detector[1].name == "main-detector-bank") |
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| 90 | self.assertTrue(data.detector[0].distance == 575.0) |
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| 91 | self.assertTrue(data.detector[1].distance == 4145.02) |
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| 92 | self.assertTrue(data.process[0].name == "Mantid generated CanSAS1D XML") |
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[2e3b055] | 93 | self.assertTrue(data.meta_data["xmlpreprocess"] != None) |
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[76cd1ae] | 94 | |
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[c6ca23d] | 95 | |
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| 96 | def _check_data_1_1(self, data): |
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| 97 | spectrum = data.trans_spectrum[0] |
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| 98 | self.assertTrue(len(spectrum.wavelength) == 138) |
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[4bdd4fdb] | 99 | |
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[c6ca23d] | 100 | |
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[eda8972] | 101 | def test_cansas_xml(self): |
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[75eeb425] | 102 | filename = "isis_1_1_write_test.xml" |
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[eda8972] | 103 | xmlreader = XMLreader(self.isis_1_1, self.schema_1_1) |
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[ac5b69d] | 104 | valid = xmlreader.validate_xml() |
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| 105 | xmlreader.set_processing_instructions() |
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[eda8972] | 106 | self.assertTrue(valid) |
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[2e3b055] | 107 | fo = open(self.isis_1_1) |
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| 108 | str = fo.read() |
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[76cd1ae] | 109 | reader_generic = Loader() |
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| 110 | dataloader = reader_generic.load(self.isis_1_1) |
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| 111 | reader_cansas = Reader() |
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| 112 | cansasreader = reader_cansas.read(self.isis_1_1) |
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| 113 | for i in range(len(dataloader)): |
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| 114 | self._check_data(dataloader[i]) |
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[c6ca23d] | 115 | self._check_data_1_1(dataloader[i]) |
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[76cd1ae] | 116 | self._check_data(cansasreader[i]) |
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[c6ca23d] | 117 | self._check_data_1_1(cansasreader[i]) |
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[76cd1ae] | 118 | reader_generic.save(filename, dataloader[i], None) |
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[2e3b055] | 119 | fo = open(filename) |
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| 120 | str = fo.read() |
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| 121 | reader2 = Loader() |
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| 122 | return_data = reader2.load(filename) |
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[76cd1ae] | 123 | written_data = return_data[0] |
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| 124 | self._check_data(written_data) |
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[2e3b055] | 125 | |
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[76cd1ae] | 126 | |
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| 127 | def test_double_trans_spectra(self): |
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| 128 | xmlreader = XMLreader(self.isis_1_1_doubletrans, self.schema_1_1) |
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[ac5b69d] | 129 | self.assertTrue(xmlreader.validate_xml()) |
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[76cd1ae] | 130 | reader = Loader() |
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| 131 | data = reader.load(self.isis_1_1_doubletrans) |
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| 132 | for item in data: |
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| 133 | self._check_data(item) |
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| 134 | |
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[eda8972] | 135 | |
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| 136 | def test_entry_name_recurse(self): |
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| 137 | test_values = [1,2,3,4,5,6] |
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| 138 | base_key = "key" |
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| 139 | d = {} |
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| 140 | for value in test_values: |
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| 141 | new_key = self.get_number_of_entries(d, base_key, i = 0) |
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| 142 | d[new_key] = value |
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| 143 | self.assertTrue(len(d) == 6) |
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[75eeb425] | 144 | |
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[eda8972] | 145 | |
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| 146 | def test_load_cansas_file(self): |
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| 147 | valid = [] |
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| 148 | reader1 = XMLreader(self.xml_valid, self.schema_1_0) |
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[ac5b69d] | 149 | self.assertTrue(reader1.validate_xml()) |
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[eda8972] | 150 | reader2 = XMLreader(self.xml_invalid, self.schema_1_0) |
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[ac5b69d] | 151 | self.assertFalse(reader2.validate_xml()) |
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[eda8972] | 152 | reader3 = XMLreader(self.xml_valid, self.schema_1_1) |
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[ac5b69d] | 153 | self.assertFalse(reader3.validate_xml()) |
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[eda8972] | 154 | reader4 = XMLreader(self.xml_invalid, self.schema_1_1) |
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[ac5b69d] | 155 | self.assertFalse(reader4.validate_xml()) |
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[eda8972] | 156 | reader5 = XMLreader(self.isis_1_0, self.schema_1_0) |
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[ac5b69d] | 157 | self.assertTrue(reader5.validate_xml()) |
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[eda8972] | 158 | reader6 = XMLreader(self.isis_1_1, self.schema_1_1) |
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[ac5b69d] | 159 | self.assertTrue(reader6.validate_xml()) |
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[eda8972] | 160 | reader7 = XMLreader(self.isis_1_1, self.schema_1_0) |
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[ac5b69d] | 161 | self.assertFalse(reader7.validate_xml()) |
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[75eeb425] | 162 | |
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[ea67541] | 163 | |
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[eda8972] | 164 | def test_old_cansas_files(self): |
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| 165 | reader1 = XMLreader(self.cansas1d, self.schema_1_0) |
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[ac5b69d] | 166 | self.assertTrue(reader1.validate_xml()) |
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[ea67541] | 167 | file_loader = Loader() |
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| 168 | file1 = file_loader.load(self.cansas1d) |
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[eda8972] | 169 | reader2 = XMLreader(self.cansas1d_units, self.schema_1_0) |
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[ac5b69d] | 170 | self.assertTrue(reader2.validate_xml()) |
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[eda8972] | 171 | reader3 = XMLreader(self.cansas1d_badunits, self.schema_1_0) |
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[ac5b69d] | 172 | self.assertTrue(reader3.validate_xml()) |
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[eda8972] | 173 | reader4 = XMLreader(self.cansas1d_slit, self.schema_1_0) |
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[ac5b69d] | 174 | self.assertTrue(reader4.validate_xml()) |
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[4bdd4fdb] | 175 | |
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[2e3b055] | 176 | |
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[c6ca23d] | 177 | def test_save_cansas_v1_0(self): |
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| 178 | filename = "isis_1_0_write_test.xml" |
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| 179 | xmlreader = XMLreader(self.isis_1_0, self.schema_1_0) |
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[ac5b69d] | 180 | valid = xmlreader.validate_xml() |
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[c6ca23d] | 181 | self.assertTrue(valid) |
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| 182 | reader_generic = Loader() |
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| 183 | dataloader = reader_generic.load(self.isis_1_0) |
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| 184 | reader_cansas = Reader() |
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| 185 | cansasreader = reader_cansas.read(self.isis_1_0) |
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| 186 | for i in range(len(dataloader)): |
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| 187 | self._check_data(dataloader[i]) |
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| 188 | self._check_data(cansasreader[i]) |
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| 189 | reader_generic.save(filename, dataloader[i], None) |
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| 190 | reader2 = Reader() |
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| 191 | return_data = reader2.read(filename) |
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| 192 | written_data = return_data[0] |
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[2e3b055] | 193 | xmlwrite = XMLreader(filename, self.schema_1_0) |
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[ac5b69d] | 194 | valid = xmlreader.validate_xml() |
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[2e3b055] | 195 | self.assertTrue(valid) |
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[c6ca23d] | 196 | self._check_data(written_data) |
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| 197 | |
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[ea67541] | 198 | |
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| 199 | def test_processing_instructions(self): |
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| 200 | reader = XMLreader(self.isis_1_1, self.schema_1_1) |
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[ac5b69d] | 201 | valid = reader.validate_xml() |
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[ea67541] | 202 | if valid: |
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| 203 | ## find the processing instructions and make into a dictionary |
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[ac5b69d] | 204 | dic = self.get_processing_instructions(reader) |
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[ea67541] | 205 | self.assertTrue(dic == {'xml-stylesheet': 'type="text/xsl" href="cansas1d.xsl" '}) |
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| 206 | |
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| 207 | xml = "<test><a><b><c></c></b></a></test>" |
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| 208 | xmldoc = minidom.parseString(xml) |
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| 209 | |
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| 210 | ## take the processing instructions and put them back in |
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[ac5b69d] | 211 | xmldoc = self.set_processing_instructions(xmldoc, dic) |
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[ea67541] | 212 | xml_output = xmldoc.toprettyxml() |
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| 213 | |
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| 214 | |
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[ac5b69d] | 215 | def set_processing_instructions(self, minidom_object, dic): |
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| 216 | xmlroot = minidom_object.firstChild |
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[ea67541] | 217 | for item in dic: |
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[ac5b69d] | 218 | pi = minidom_object.createProcessingInstruction(item, dic[item]) |
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| 219 | minidom_object.insertBefore(pi, xmlroot) |
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| 220 | return minidom_object |
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[ea67541] | 221 | |
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| 222 | |
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[ac5b69d] | 223 | def get_processing_instructions(self, xml_reader_object): |
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[ea67541] | 224 | dict = {} |
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[ac5b69d] | 225 | pi = xml_reader_object.xmlroot.getprevious() |
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[ea67541] | 226 | i = 0 |
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| 227 | while pi is not None: |
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| 228 | attr = {} |
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| 229 | pi_name = "" |
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| 230 | pi_string = etree.tostring(pi) |
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| 231 | if isinstance(pi_string, str): |
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| 232 | pi_string = pi_string.replace("<?", "").replace("?>", "") |
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| 233 | split = pi_string.split(" ", 1) |
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| 234 | pi_name = split[0] |
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| 235 | attr = split[1] |
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| 236 | dict[pi_name] = attr |
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| 237 | pi = pi.getprevious() |
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| 238 | return dict |
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| 239 | |
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[2e3b055] | 240 | |
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[4bdd4fdb] | 241 | if __name__ == '__main__': |
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[eda8972] | 242 | unittest.main() |
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