ceph/src/arrow/matlab/test/util/createVariablesAndMetadataStructs.m

   1 function [variables, metadata] = createVariablesAndMetadataStructs()
   2 % CREATEVARIABLESANDMETADATASTRUCTS Helper function for creating
   3 % Feather MEX variables and metadata structs.
   4
   5 % Licensed to the Apache Software Foundation (ASF) under one or more
   6 % contributor license agreements.  See the NOTICE file distributed with
   7 % this work for additional information regarding copyright ownership.
   8 % The ASF licenses this file to you under the Apache License, Version
   9 % 2.0 (the "License"); you may not use this file except in compliance
  10 % with the License.  You may obtain a copy of the License at
  11 %
  12 %   http://www.apache.org/licenses/LICENSE-2.0
  13 %
  14 % Unless required by applicable law or agreed to in writing, software
  15 % distributed under the License is distributed on an "AS IS" BASIS,
  16 % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  17 % implied.  See the License for the specific language governing
  18 % permissions and limitations under the License.
  19
  20 import mlarrow.util.*;
  21
  22 type = 'uint8';
  23 data = uint8([1; 2; 3]);
  24 valid = logical([0; 1; 0]);
  25 name = 'uint8';
  26 uint8Variable = createVariableStruct(type, data, valid, name);
  27
  28 type = 'uint16';
  29 data = uint16([1; 2; 3]);
  30 valid = logical([0; 1; 0]);
  31 name = 'uint16';
  32 uint16Variable = createVariableStruct(type, data, valid, name);
  33
  34 type = 'uint32';
  35 data = uint32([1; 2; 3]);
  36 valid = logical([0; 1; 0]);
  37 name = 'uint32';
  38 uint32Variable = createVariableStruct(type, data, valid, name);
  39
  40 type = 'uint64';
  41 data = uint64([1; 2; 3]);
  42 valid = logical([0; 1; 0]);
  43 name = 'uint64';
  44 uint64Variable = createVariableStruct(type, data, valid, name);
  45
  46 type = 'int8';
  47 data = int8([1; 2; 3]);
  48 valid = logical([0; 1; 0]);
  49 name = 'int8';
  50 int8Variable = createVariableStruct(type, data, valid, name);
  51
  52 type = 'int16';
  53 data = int16([1; 2; 3]);
  54 valid = logical([0; 1; 0]);
  55 name = 'int16';
  56 int16Variable = createVariableStruct(type, data, valid, name);
  57
  58 type = 'int32';
  59 data = int32([1; 2; 3]);
  60 valid = logical([0; 1; 0]);
  61 name = 'int32';
  62 int32Variable = createVariableStruct(type, data, valid, name);
  63
  64 type = 'int64';
  65 data = int64([1; 2; 3]);
  66 valid = logical([0; 1; 0]);
  67 name = 'int64';
  68 int64Variable = createVariableStruct(type, data, valid, name);
  69
  70 type = 'single';
  71 data = single([1; 2; 3]);
  72 valid = logical([0; 1; 0]);
  73 name = 'single';
  74 singleVariable = createVariableStruct(type, data, valid, name);
  75
  76 type = 'double';
  77 data = double([1; 2; 3]);
  78 valid = logical([0; 1; 0]);
  79 name = 'double';
  80 doubleVariable = createVariableStruct(type, data, valid, name);
  81
  82 variables = [uint8Variable, ...
  83              uint16Variable, ...
  84              uint32Variable, ...
  85              uint64Variable, ...
  86              int8Variable, ...
  87              int16Variable, ...
  88              int32Variable, ...
  89              int64Variable, ...
  90              singleVariable, ...
  91              doubleVariable];
  92
  93 numRows = 3;
  94 numVariables = length(variables);
  95
  96 metadata = createMetadataStruct(numRows, numVariables);
  97 end