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