#!/usr/bin/python

#

# Copyright (C) 2008 Google Inc.

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#      http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

"""Tests for the gviz_api module."""

__author__ = "Amit Weinstein"

from datetime import date

from datetime import datetime

from datetime import time

import re

import unittest

from gviz_api import DataTable

from gviz_api import DataTableException

class DataTableTest(unittest.TestCase):

  def testSingleValueToJS(self):

    # We first check that given an unknown type it raises exception

    self.assertRaises(DataTableException,

                      DataTable.SingleValueToJS, 1, "no_such_type")

    # If we give a type which does not match the value, we expect it to fail

    self.assertRaises(DataTableException,

                      DataTable.SingleValueToJS, "a", "number")

    self.assertRaises(DataTableException,

                      DataTable.SingleValueToJS, "b", "timeofday")

    self.assertRaises(DataTableException,

                      DataTable.SingleValueToJS, 10, "date")

    # A tuple for value and formatted value should be of length 2

    self.assertRaises(DataTableException,

                      DataTable.SingleValueToJS, (5, "5$", "6$"), "string")

    # Some good examples from all the different types

    self.assertEqual("true", DataTable.SingleValueToJS(True, "boolean"))

    self.assertEqual("false", DataTable.SingleValueToJS(False, "boolean"))

    self.assertEqual("true", DataTable.SingleValueToJS(1, "boolean"))

    self.assertEqual("null", DataTable.SingleValueToJS(None, "boolean"))

    self.assertEqual(("false", "'a'"),

                     DataTable.SingleValueToJS((False, "a"), "boolean"))

    self.assertEqual("1", DataTable.SingleValueToJS(1, "number"))

    self.assertEqual("1.0", DataTable.SingleValueToJS(1., "number"))

    self.assertEqual("-5", DataTable.SingleValueToJS(-5, "number"))

    self.assertEqual("null", DataTable.SingleValueToJS(None, "number"))

    self.assertEqual(("5", "'5$'"),

                     DataTable.SingleValueToJS((5, "5$"), "number"))

    self.assertEqual("'-5'", DataTable.SingleValueToJS(-5, "string"))

    self.assertEqual("'abc'", DataTable.SingleValueToJS("abc", "string"))

    self.assertEqual("null", DataTable.SingleValueToJS(None, "string"))

    self.assertEqual("new Date(2010,0,2)",

                     DataTable.SingleValueToJS(date(2010, 1, 2), "date"))

    self.assertEqual("new Date(2001,1,3)",

                     DataTable.SingleValueToJS(datetime(2001, 2, 3, 4, 5, 6),

                                               "date"))

    self.assertEqual("null", DataTable.SingleValueToJS(None, "date"))

    self.assertEqual("[10,11,12]",

                     DataTable.SingleValueToJS(time(10, 11, 12), "timeofday"))

    self.assertEqual("[3,4,5]",

                     DataTable.SingleValueToJS(datetime(2010, 1, 2, 3, 4, 5),

                                               "timeofday"))

    self.assertEqual("null", DataTable.SingleValueToJS(None, "timeofday"))

    self.assertEqual("new Date(2001,1,3,4,5,6)",

                     DataTable.SingleValueToJS(datetime(2001, 2, 3, 4, 5, 6),

                                               "datetime"))

    self.assertEqual("null", DataTable.SingleValueToJS(None, "datetime"))

    self.assertEqual(("null", "'none'"),

                     DataTable.SingleValueToJS((None, "none"), "string"))

  def testDifferentStrings(self):

    # Checking escaping of strings

    problematic_strings = ["control", "new\nline", "",

                           "single'quote", 'double"quote',

                           r"one\slash", r"two\\slash", u"unicode eng",

                           u"unicode \u05e2\u05d1\u05e8\u05d9\u05ea"]

    for s in problematic_strings:

      js_value = DataTable.SingleValueToJS(s, "string")

      if isinstance(js_value, unicode):

        js_value = "u%s" % js_value

      self.assertEquals(s, eval(js_value))

      js_value = DataTable.SingleValueToJS(("str", s), "string")[1]

      if isinstance(js_value, unicode):

        js_value = "u%s" % js_value

      self.assertEquals(s, eval(js_value))

  def testDifferentCustomProperties(self):

    # Checking escaping of custom properties

    problematic_cps = [{"control": "test"}, {u"unicode": "value"},

                       {"key": u"unicode"}, {u"unicode": u"unicode"},

                       {"regular": "single'quote"}, {"unicode": u"s'quote"}]

    for cp in problematic_cps:

      js_value = DataTable._EscapeCustomProperties(cp)

      self.assertEquals(cp, eval(js_value))

  def testColumnTypeParser(self):

    # Checking several wrong formats

    self.assertRaises(DataTableException,

                      DataTable.ColumnTypeParser, 5)

    self.assertRaises(DataTableException,

                      DataTable.ColumnTypeParser, ("a", "b", "c", "d"))

    self.assertRaises(DataTableException,

                      DataTable.ColumnTypeParser, ("a", 5, "c"))

    # Checking several legal formats

    self.assertEqual({"id": "abc", "label": "abc", "type": "string",

                      "custom_properties": {}},

                     DataTable.ColumnTypeParser("abc"))

    self.assertEqual({"id": "abc", "label": "abc", "type": "string",

                      "custom_properties": {}},

                     DataTable.ColumnTypeParser(("abc",)))

    self.assertEqual({"id": "abc", "label": "bcd", "type": "string",

                      "custom_properties": {}},

                     DataTable.ColumnTypeParser(("abc", "string", "bcd")))

    self.assertEqual({"id": "a", "label": "b", "type": "number",

                      "custom_properties": {}},

                     DataTable.ColumnTypeParser(("a", "number", "b")))

    self.assertEqual({"id": "a", "label": "a", "type": "number",

                      "custom_properties": {}},

                     DataTable.ColumnTypeParser(("a", "number")))

    self.assertEqual({"id": "i", "label": "l", "type": "string",

                      "custom_properties": {"key": "value"}},

                     DataTable.ColumnTypeParser(("i", "string", "l",

                                                 {"key": "value"})))

  def testTableDescriptionParser(self):

    # We expect it to fail with empty lists or dictionaries

    self.assertRaises(DataTableException,

                      DataTable.TableDescriptionParser, {})

    self.assertRaises(DataTableException,

                      DataTable.TableDescriptionParser, [])

    self.assertRaises(DataTableException,

                      DataTable.TableDescriptionParser, {"a": []})

    self.assertRaises(DataTableException,

                      DataTable.TableDescriptionParser, {"a": {"b": {}}})

    # We expect it to fail if we give a non-string at the lowest level

    self.assertRaises(DataTableException,

                      DataTable.TableDescriptionParser, {"a": 5})

    self.assertRaises(DataTableException,

                      DataTable.TableDescriptionParser, [("a", "number"), 6])

    # Some valid examples which mixes both dictionaries and lists

    self.assertEqual(

        [{"id": "a", "label": "a", "type": "date",

          "depth": 0, "container": "iter", "custom_properties": {}},

         {"id": "b", "label": "b", "type": "timeofday",

          "depth": 0, "container": "iter", "custom_properties": {}}],

        DataTable.TableDescriptionParser([("a", "date"), ("b", "timeofday")]))

    self.assertEqual(

        [{"id": "a", "label": "a", "type": "string",

          "depth": 0, "container": "dict", "custom_properties": {}},

         {"id": "b", "label": "b", "type": "number",

          "depth": 1, "container": "iter", "custom_properties": {}},

         {"id": "c", "label": "column c", "type": "string",

          "depth": 1, "container": "iter", "custom_properties": {}}],

        DataTable.TableDescriptionParser({"a": [("b", "number"),

                                                ("c", "string", "column c")]}))

    self.assertEqual(

        [{"id": "a", "label": "column a", "type": "number",

          "depth": 0, "container": "dict", "custom_properties": {}},

         {"id": "b", "label": "b", "type": "number",

          "depth": 1, "container": "dict", "custom_properties": {}},

         {"id": "c", "label": "c", "type": "string",

          "depth": 1, "container": "dict", "custom_properties": {}}],

        DataTable.TableDescriptionParser({("a", "number", "column a"):

                                          {"b": "number", "c": "string"}}))

    self.assertEqual(

        [{"id": "a", "label": "column a", "type": "number",

          "depth": 0, "container": "dict", "custom_properties": {}},

         {"id": "b", "label": "column b", "type": "string",

          "depth": 1, "container": "scalar", "custom_properties": {}}],

        DataTable.TableDescriptionParser({("a", "number", "column a"):

                                          ("b", "string", "column b")}))

  def testAppendData(self):

    # We check a few examples where the format of the data does not match the

    # description and hen a few valid examples. The test for the content itself

    # is done inside the ToJSCode and ToJSon functions.

    table = DataTable([("a", "number"), ("b", "string")])

    self.assertEqual(0, table.NumberOfRows())

    self.assertRaises(DataTableException,

                      table.AppendData, [[1, "a", True]])

    self.assertRaises(DataTableException,

                      table.AppendData, {1: ["a"], 2: ["b"]})

    self.assertEquals(None, table.AppendData([[1, "a"], [2, "b"]]))

    self.assertEqual(2, table.NumberOfRows())

    self.assertEquals(None, table.AppendData([[3, "c"], [4]]))

    self.assertEqual(4, table.NumberOfRows())

    table = DataTable({"a": "number", "b": "string"})

    self.assertEqual(0, table.NumberOfRows())

    self.assertRaises(DataTableException,

                      table.AppendData, [[1, "a"]])

    self.assertRaises(DataTableException,

                      table.AppendData, {5: {"b": "z"}})

    self.assertEquals(None, table.AppendData([{"a": 1, "b": "z"}]))

    self.assertEqual(1, table.NumberOfRows())

    table = DataTable({("a", "number"): [("b", "string")]})

    self.assertEqual(0, table.NumberOfRows())

    self.assertRaises(DataTableException,

                      table.AppendData, [[1, "a"]])

    self.assertRaises(DataTableException,

                      table.AppendData, {5: {"b": "z"}})

    self.assertEquals(None, table.AppendData({5: ["z"], 6: ["w"]}))

    self.assertEqual(2, table.NumberOfRows())

    table = DataTable({("a", "number"): {"b": "string", "c": "number"}})

    self.assertEqual(0, table.NumberOfRows())

    self.assertRaises(DataTableException,

                      table.AppendData, [[1, "a"]])

    self.assertRaises(DataTableException,

                      table.AppendData, {1: ["a", 2]})

    self.assertEquals(None, table.AppendData({5: {"b": "z", "c": 6},

                                              7: {"c": 8},

                                              9: {}}))

    self.assertEqual(3, table.NumberOfRows())

  def testToJSCode(self):

    table = DataTable([("a", "number", "A"), "b", ("c", "timeofday")],

                      [[1],

                       [None, "z", time(1, 2, 3)],

                       [(2, "2$"), "w", time(2, 3, 4)]])

    self.assertEqual(3, table.NumberOfRows())

    self.assertEqual(("var mytab = new google.visualization.DataTable();\n"

                      "mytab.addColumn('number', 'A', 'a');\n"

                      "mytab.addColumn('string', 'b', 'b');\n"

                      "mytab.addColumn('timeofday', 'c', 'c');\n"

                      "mytab.addRows(3);\n"

                      "mytab.setCell(0, 0, 1);\n"

                      "mytab.setCell(1, 1, 'z');\n"

                      "mytab.setCell(1, 2, [1,2,3]);\n"

                      "mytab.setCell(2, 0, 2, '2$');\n"

                      "mytab.setCell(2, 1, 'w');\n"

                      "mytab.setCell(2, 2, [2,3,4]);\n"),

                     table.ToJSCode("mytab"))

    table = DataTable({("a", "number"): {"b": "date", "c": "datetime"}},

                      {1: {},

                       2: {"b": date(1, 2, 3)},

                       3: {"c": datetime(1, 2, 3, 4, 5, 6)}})

    self.assertEqual(3, table.NumberOfRows())

    self.assertEqual(("var mytab2 = new google.visualization.DataTable();\n"

                      "mytab2.addColumn('datetime', 'c', 'c');\n"

                      "mytab2.addColumn('date', 'b', 'b');\n"

                      "mytab2.addColumn('number', 'a', 'a');\n"

                      "mytab2.addRows(3);\n"

                      "mytab2.setCell(0, 2, 1);\n"

                      "mytab2.setCell(1, 1, new Date(1,1,3));\n"

                      "mytab2.setCell(1, 2, 2);\n"

                      "mytab2.setCell(2, 0, new Date(1,1,3,4,5,6));\n"

                      "mytab2.setCell(2, 2, 3);\n"),

                     table.ToJSCode("mytab2", columns_order=["c", "b", "a"]))

  def testToJSon(self):

    # The json of the initial data we load to the table.

    init_data_json = ("{cols:"

                      "[{id:'a',label:'A',type:'number'},"

                      "{id:'b',label:'b',type:'string'},"

                      "{id:'c',label:'c',type:'boolean'}],"

                      "rows:["

                      "{c:[{v:1},,{v:null}]},"

                      "{c:[,{v:'z'},{v:true}]}"

                      "]}")

    table = DataTable([("a", "number", "A"), "b", ("c", "boolean")],

                      [[1],

                       [None, "z", True]])

    self.assertEqual(2, table.NumberOfRows())

    self.assertEqual(init_data_json,

                     table.ToJSon())

    table.AppendData([[-1, "w", False]])

    self.assertEqual(3, table.NumberOfRows())

    self.assertEqual(init_data_json[:-2] + ",{c:[{v:-1},{v:'w'},{v:false}]}]}",

                     table.ToJSon())

    cols_json = ("{cols:"

                 "[{id:'t',label:'T',type:'timeofday'},"

                 "{id:'d',label:'d',type:'date'},"

                 "{id:'dt',label:'dt',type:'datetime'}],")

    table = DataTable({("d", "date"): [("t", "timeofday", "T"),

                                       ("dt", "datetime")]})

    table.LoadData({date(1, 2, 3): [time(1, 2, 3)]})

    self.assertEqual(1, table.NumberOfRows())

    self.assertEqual(cols_json +

                     "rows:[{c:[{v:[1,2,3]},{v:new Date(1,1,3)},{v:null}]}]}",

                     table.ToJSon(columns_order=["t", "d", "dt"]))

    table.LoadData({date(2, 3, 4): [(time(2, 3, 4), "time 2 3 4"),

                                    datetime(1, 2, 3, 4, 5, 6)],

                    date(3, 4, 5): []})

    self.assertEqual(2, table.NumberOfRows())

    self.assertEqual((cols_json + "rows:["

                      "{c:[{v:[2,3,4],f:'time 2 3 4'},{v:new Date(2,2,4)},"

                      "{v:new Date(1,1,3,4,5,6)}]},"

                      "{c:[,{v:new Date(3,3,5)},{v:null}]}]}"),

                     table.ToJSon(columns_order=["t", "d", "dt"]))

    json = ("{cols:[{id:'a',label:'a',type:'string'},"

            "{id:'b',label:'b',type:'number'}],"

            "rows:[{c:[{v:'a1'},{v:1}]},{c:[{v:'a2'},{v:2}]},"

            "{c:[{v:'a3'},{v:3}]}]}")

    table = DataTable({"a": ("b", "number")},

                      {"a1": 1, "a2": 2, "a3": 3})

    self.assertEqual(3, table.NumberOfRows())

    self.assertEqual(json,

                     table.ToJSon())

  def testCustomProperties(self):

    # The json of the initial data we load to the table.

    json = ("{cols:"

            "[{id:'a',label:'A',type:'number',p:{'col_cp':'col_v'}},"

            "{id:'b',label:'b',type:'string'},"

            "{id:'c',label:'c',type:'boolean'}],"

            "rows:["

            "{c:[{v:1},,{v:null,p:{'null_cp':'null_v'}}],p:{'row_cp':'row_v'}},"

            "{c:[,{v:'z',p:{'cell_cp':'cell_v'}},{v:true}]},"

            "{c:[{v:3},,{v:null}],p:{'row_cp2':'row_v2'}}],"

            "p:{'global_cp':'global_v'}"

            "}")

    jscode = ("var mytab = new google.visualization.DataTable();\n"

              "mytab.setTableProperties({'global_cp':'global_v'});\n"

              "mytab.addColumn('number', 'A', 'a');\n"

              "mytab.setColumnProperties(0, {'col_cp':'col_v'});\n"

              "mytab.addColumn('string', 'b', 'b');\n"

              "mytab.addColumn('boolean', 'c', 'c');\n"

              "mytab.addRows(3);\n"

              "mytab.setCell(0, 0, 1);\n"

              "mytab.setCell(0, 2, null, null, {'null_cp':'null_v'});\n"

              "mytab.setRowProperties(0, {'row_cp':'row_v'});\n"

              "mytab.setCell(1, 1, 'z', null, {'cell_cp':'cell_v'});\n"

              "mytab.setCell(1, 2, true);\n"

              "mytab.setCell(2, 0, 3);\n"

              "mytab.setRowProperties(2, {'row_cp2':'row_v2'});\n")

    table = DataTable([("a", "number", "A", {"col_cp": "col_v"}), "b",

                       ("c", "boolean")],

                      custom_properties={"global_cp": "global_v"})

    table.AppendData([[1, None, (None, None, {"null_cp": "null_v"})]],

                     custom_properties={"row_cp": "row_v"})

    table.AppendData([[None, ("z", None, {"cell_cp": "cell_v"}), True], [3]])

    table.SetRowsCustomProperties(2, {"row_cp2": "row_v2"})

    self.assertEqual(json, table.ToJSon())

    self.assertEqual(jscode, table.ToJSCode("mytab"))

  def testToCsv(self):

    init_data_csv = "\n".join(['"A", "b", "c"',

                               '1, "", ""',

                               '"", "zz\'top", true'])

    table = DataTable([("a", "number", "A"), "b", ("c", "boolean")],

                      [[(1, "$1")], [None, "zz'top", True]])

    self.assertEqual(init_data_csv, table.ToCsv())

    table.AppendData([[-1, "w", False]])

    init_data_csv = "%s\n%s" % (init_data_csv, '-1, "w", false')

    self.assertEquals(init_data_csv, table.ToCsv())

    init_data_csv = "\n".join([

        '"T", "d", "dt"',

        '"[1,2,3]", "new Date(1,1,3)", ""',

        '"time ""2 3 4""", "new Date(2,2,4)", "new Date(1,1,3,4,5,6)"',

        '"", "new Date(3,3,5)", ""'])

    table = DataTable({("d", "date"): [("t", "timeofday", "T"),

                                       ("dt", "datetime")]})

    table.LoadData({date(1, 2, 3): [time(1, 2, 3)],

                    date(2, 3, 4): [(time(2, 3, 4), 'time "2 3 4"'),

                                    datetime(1, 2, 3, 4, 5, 6)],

                    date(3, 4, 5): []})

    self.assertEqual(init_data_csv, table.ToCsv(columns_order=["t", "d", "dt"]))

  def testToTsvExcel(self):

    table = DataTable({("d", "date"): [("t", "timeofday", "T"),

                                       ("dt", "datetime")]})

    table.LoadData({date(1, 2, 3): [time(1, 2, 3)],

                    date(2, 3, 4): [(time(2, 3, 4), 'time "2 3 4"'),

                                    datetime(1, 2, 3, 4, 5, 6)],

                    date(3, 4, 5): []})

    self.assertEqual(table.ToCsv().replace(", ", "\t").encode("UTF-16LE"),

                     table.ToTsvExcel())

  def testToHtml(self):

    html_table_header = "<html><body><table border='1'>"

    html_table_footer = "</table></body></html>"

    init_data_html = html_table_header + (

        "<thead><tr>"

        "<th>A</th><th>b</th><th>c</th>"

        "</tr></thead>"

        "<tbody>"

        "<tr><td>'$1'</td><td></td><td></td></tr>"

        "<tr><td></td><td>'&lt;z&gt;'</td><td>true</td></tr>"

        "</tbody>") + html_table_footer

    table = DataTable([("a", "number", "A"), "b", ("c", "boolean")],

                      [[(1, "$1")], [None, "<z>", True]])

    self.assertEqual(init_data_html.replace("\n", ""), table.ToHtml())

    init_data_html = html_table_header + (

        "<thead><tr>"

        "<th>T</th><th>d</th><th>dt</th>"

        "</tr></thead>"

        "<tbody>"

        "<tr><td>[1,2,3]</td><td>new Date(1,1,3)</td><td></td></tr>"

        "<tr><td>'time 2 3 4'</td><td>new Date(2,2,4)</td>"

        "<td>new Date(1,1,3,4,5,6)</td></tr>"

        "<tr><td></td><td>new Date(3,3,5)</td><td></td></tr>"

        "</tbody>") + html_table_footer

    table = DataTable({("d", "date"): [("t", "timeofday", "T"),

                                       ("dt", "datetime")]})

    table.LoadData({date(1, 2, 3): [time(1, 2, 3)],

                    date(2, 3, 4): [(time(2, 3, 4), "time 2 3 4"),

                                    datetime(1, 2, 3, 4, 5, 6)],

                    date(3, 4, 5): []})

    self.assertEqual(init_data_html.replace("\n", ""),

                     table.ToHtml(columns_order=["t", "d", "dt"]))

  def testOrderBy(self):

    data = [("b", 3), ("a", 3), ("a", 2), ("b", 1)]

    description = ["col1", ("col2", "number", "Second Column")]

    table = DataTable(description, data)

    table_num_sorted = DataTable(description,

                                 sorted(data, key=lambda x: (x[1], x[0])))

    table_str_sorted = DataTable(description,

                                 sorted(data, key=lambda x: x[0]))

    table_diff_sorted = DataTable(description,

                                  sorted(sorted(data, key=lambda x: x[1]),

                                         key=lambda x: x[0], reverse=True))

    self.assertEqual(table_num_sorted.ToJSon(),

                     table.ToJSon(order_by=("col2", "col1")))

    self.assertEqual(table_num_sorted.ToJSCode("mytab"),

                     table.ToJSCode("mytab", order_by=("col2", "col1")))

    self.assertEqual(table_str_sorted.ToJSon(), table.ToJSon(order_by="col1"))

    self.assertEqual(table_str_sorted.ToJSCode("mytab"),

                     table.ToJSCode("mytab", order_by="col1"))

    self.assertEqual(table_diff_sorted.ToJSon(),

                     table.ToJSon(order_by=[("col1", "desc"), "col2"]))

    self.assertEqual(table_diff_sorted.ToJSCode("mytab"),

                     table.ToJSCode("mytab",

                                    order_by=[("col1", "desc"), "col2"]))

  def testToJSonResponse(self):

    description = ["col1", "col2", "col3"]

    data = [("1", "2", "3"), ("a", "b", "c"), ("One", "Two", "Three")]

    req_id = 4

    table = DataTable(description, data)

    start_str_default = r"google.visualization.Query.setResponse"

    start_str_handler = r"MyHandlerFunction"

    default_params = (r"\s*'version'\s*:\s*'0.6'\s*,\s*'reqId'\s*:\s*'%s'\s*,"

                      r"\s*'status'\s*:\s*'OK'\s*" % req_id)

    regex1 = re.compile("%s\(\s*\{%s,\s*'table'\s*:\s*{(.*)}\s*\}\s*\);" %

                        (start_str_default, default_params))

    regex2 = re.compile("%s\(\s*\{%s,\s*'table'\s*:\s*{(.*)}\s*\}\s*\);" %

                        (start_str_handler, default_params))

    json_str = table.ToJSon().strip()

    json_response = table.ToJSonResponse(req_id=req_id)

    match = regex1.findall(json_response)

    self.assertEquals(len(match), 1)

    # We want to match against the json_str without the curly brackets.

    self.assertEquals(match[0], json_str[1:-1])

    json_response = table.ToJSonResponse(req_id=req_id,

                                         response_handler=start_str_handler)

    match = regex2.findall(json_response)

    self.assertEquals(len(match), 1)

    # We want to match against the json_str without the curly brackets.

    self.assertEquals(match[0], json_str[1:-1])

  def testToResponse(self):

    description = ["col1", "col2", "col3"]

    data = [("1", "2", "3"), ("a", "b", "c"), ("One", "Two", "Three")]

    table = DataTable(description, data)

    self.assertEquals(table.ToResponse(), table.ToJSonResponse())

    self.assertEquals(table.ToResponse(tqx="out:csv"), table.ToCsv())

    self.assertEquals(table.ToResponse(tqx="out:html"), table.ToHtml())

    self.assertRaises(DataTableException, table.ToResponse, tqx="version:0.1")

    self.assertEquals(table.ToResponse(tqx="reqId:4;responseHandler:handle"),

                      table.ToJSonResponse(req_id=4, response_handler="handle"))

    self.assertEquals(table.ToResponse(tqx="out:csv;reqId:4"), table.ToCsv())

    self.assertEquals(table.ToResponse(order_by="col2"),

                      table.ToJSonResponse(order_by="col2"))

    self.assertEquals(table.ToResponse(tqx="out:html",

                                       columns_order=("col3", "col2", "col1")),

                      table.ToHtml(columns_order=("col3", "col2", "col1")))

    self.assertRaises(ValueError, table.ToResponse, tqx="SomeWrongTqxFormat")

    self.assertRaises(DataTableException, table.ToResponse, tqx="out:bad")

if __name__ == "__main__":

  unittest.main()