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% Licensed to the Apache Software Foundation (ASF) under one or more
% contributor license agreements. See the NOTICE file distributed with
% this work for additional information regarding copyright ownership.
% The ASF licenses this file to you 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.
classdef tBooleanArray < matlab.unittest.TestCase
% Test class for arrow.array.BooleanArray
properties
ArrowArrayClassName(1, 1) string = "arrow.array.BooleanArray"
ArrowArrayConstructorFcn = @arrow.array.BooleanArray.fromMATLAB
MatlabArrayFcn = @logical
MatlabConversionFcn = @logical
NullSubstitutionValue = false
ArrowType = arrow.boolean
end
methods(TestClassSetup)
function verifyOnMatlabPath(tc)
% Verify the arrow array class is on the MATLAB Search Path.
tc.assertTrue(~isempty(which(tc.ArrowArrayClassName)), ...
"""" + tc.ArrowArrayClassName + """must be on the MATLAB path. " + ...
"Use ""addpath"" to add folders to the MATLAB path.");
end
end
methods(Test)
function BasicTest(tc)
A = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn([true false true]));
className = string(class(A));
tc.verifyEqual(className, tc.ArrowArrayClassName);
end
function ToMATLAB(tc)
% Create array from a scalar
A1 = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(true));
data = toMATLAB(A1);
tc.verifyEqual(data, tc.MatlabArrayFcn(true));
% Create array from a vector
A2 = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn([true false true]));
data = toMATLAB(A2);
tc.verifyEqual(data, tc.MatlabArrayFcn([true false true]'));
% Create a BooleanArray from an empty 0x0 logical vector
A3 = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(logical.empty(0, 0)));
data = toMATLAB(A3);
tc.verifyEqual(data, tc.MatlabArrayFcn(reshape([], 0, 1)));
% Create a BooleanArray from an empty 0x1 logical vector
A4= tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(logical.empty(0, 1)));
data = toMATLAB(A4);
tc.verifyEqual(data, tc.MatlabArrayFcn(reshape([], 0, 1)));
% Create a BooleanArray from an empty 1x0 logical vector
A5= tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(logical.empty(0, 1)));
data = toMATLAB(A5);
tc.verifyEqual(data, tc.MatlabArrayFcn(reshape([], 0, 1)));
end
function MatlabConversion(tc)
% Tests the type-specific conversion method (i.e. logical)
% Create array from a scalar
A1 = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(true));
data = tc.MatlabConversionFcn(A1);
tc.verifyEqual(data, tc.MatlabArrayFcn(true));
% Create array from a vector
A2 = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn([true false true]));
data = tc.MatlabConversionFcn(A2);
tc.verifyEqual(data, tc.MatlabArrayFcn([true false true]'));
% Create a BooleanArray from an empty 0x0 logical vector
A3 = tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(logical.empty(0, 0)));
data = tc.MatlabConversionFcn(A3);
tc.verifyEqual(data, tc.MatlabArrayFcn(reshape([], 0, 1)));
% Create a BooleanArray from an empty 0x1 logical vector
A4= tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(logical.empty(0, 1)));
data = tc.MatlabConversionFcn(A4);
tc.verifyEqual(data, tc.MatlabArrayFcn(reshape([], 0, 1)));
% Create a BooleanArray from an empty 1x0 logical vector
A5= tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(logical.empty(0, 1)));
data = tc.MatlabConversionFcn(A5);
tc.verifyEqual(data, tc.MatlabArrayFcn(reshape([], 0, 1)));
end
function LogicalValidNVPair(tc)
% Verify the expected elements are treated as null when Valid
% is provided as a logical array
data = tc.MatlabArrayFcn([true false true]');
arrowArray = tc.ArrowArrayConstructorFcn(data, Valid=[false true true]);
expectedData = data;
expectedData(1) = tc.NullSubstitutionValue;
tc.verifyEqual(tc.MatlabConversionFcn(arrowArray), expectedData);
tc.verifyEqual(toMATLAB(arrowArray), expectedData);
tc.verifyEqual(arrowArray.Valid, [false; true; true]);
end
function NumericValidNVPair(tc)
% Verify the expected elements are treated as null when Valid
% is provided as a array of indices
data = tc.MatlabArrayFcn([true false true]');
arrowArray = tc.ArrowArrayConstructorFcn(data, Valid=[1, 2]);
expectedData = data;
expectedData(3) = tc.NullSubstitutionValue;
tc.verifyEqual(tc.MatlabConversionFcn(arrowArray), expectedData);
tc.verifyEqual(toMATLAB(arrowArray), expectedData);
tc.verifyEqual(arrowArray.Valid, [true; true; false]);
% Make sure the optimization where the valid-bitmap is stored as
% a nullptr works as expected.
expectedData = data;
arrowArray = tc.ArrowArrayConstructorFcn(data, Valid=[1, 2, 3]);
tc.verifyEqual(tc.MatlabConversionFcn(arrowArray), expectedData);
tc.verifyEqual(toMATLAB(arrowArray), expectedData);
tc.verifyEqual(arrowArray.Valid, [true; true; true]);
end
function ErrorIfNonVector(tc)
data = tc.MatlabArrayFcn([true false true false true false true false true]);
data = reshape(data, 3, 1, 3);
fcn = @() tc.ArrowArrayConstructorFcn(tc.MatlabArrayFcn(data));
tc.verifyError(fcn, "arrow:array:InvalidShape");
end
function ErrorIfNotLogical(tc)
data = [1 0 1];
tc.verifyError(@() tc.ArrowArrayConstructorFcn(data), "arrow:array:InvalidType");
end
function AllowNDimensionalEmptyArray(tc)
data = tc.MatlabArrayFcn(reshape([], [1 0 0]));
A = tc.ArrowArrayConstructorFcn(data);
tc.verifyEqual(A.NumElements, int64(0));
tc.verifyEqual(toMATLAB(A), tc.MatlabArrayFcn(reshape([], [0 1])));
end
function ErrorIfSparseArray(tc)
data = tc.MatlabArrayFcn(sparse([true false true]));
fcn = @() tc.ArrowArrayConstructorFcn(data);
tc.verifyError(fcn, "arrow:array:Sparse");
end
function TestArrowType(tc)
% Verify the array has the expected arrow.type.Type object
data = tc.MatlabArrayFcn([true false]);
arrowArray = tc.ArrowArrayConstructorFcn(data);
tc.verifyEqual(arrowArray.Type.ID, tc.ArrowType.ID);
end
function TestIsEqualTrue(tc)
% Verifies arrays are considered equal if:
%
% 1. Their Type properties are equal
% 2. They have the same number of elements (i.e. their NumElements properties are equal)
% 3. They have the same validity bitmap (i.e. their Valid properties are equal)
% 4. All corresponding valid elements have the same values
data1 = tc.MatlabArrayFcn([true false true false]);
data2 = tc.MatlabArrayFcn([true false false false]);
array1 = tc.ArrowArrayConstructorFcn(data1, Valid=[1 2 4]);
array2 = tc.ArrowArrayConstructorFcn(data1, Valid=[1 2 4]);
array3 = tc.ArrowArrayConstructorFcn(data2, Valid=[1 2 4]);
tc.verifyTrue(isequal(array1, array2));
tc.verifyTrue(isequal(array1, array3));
% Test supplying more than two arrays to isequal
tc.verifyTrue(isequal(array1, array2, array3));
end
function TestIsEqualFalse(tc)
% Verify isequal returns false when expected.
data1 = tc.MatlabArrayFcn([true false true false]);
data2 = tc.MatlabArrayFcn([false false true false]);
data3 = tc.MatlabArrayFcn([true false true false false]);
array1 = tc.ArrowArrayConstructorFcn(data1, Valid=[1 2 4]);
array2 = tc.ArrowArrayConstructorFcn(data1, Valid=[1 4]);
array3 = tc.ArrowArrayConstructorFcn(data2, Valid=[1 2 4]);
array4 = arrow.array([1 2 3 4]);
array5 = tc.ArrowArrayConstructorFcn(data3, Valid=[1 2 4]);
% Their validity bitmaps are not equal
tc.verifyFalse(isequal(array1, array2));
% Not all corresponding valid elements are equal
tc.verifyFalse(isequal(array1, array3));
% Their Type properties are not equal
tc.verifyFalse(isequal(array1, array4));
% Their NumElements properties are not equal
tc.verifyFalse(isequal(array1, array5));
% Comparing an arrow.array.Array to a MATLAB double
tc.verifyFalse(isequal(array1, 1));
% Test supplying more than two arrays to isequal
tc.verifyFalse(isequal(array1, array1, array3, array4, array5));
end
function TestNumNulls(tc)
% Verify the NumNulls property returns correct value.
% array1 has 0 null values.
data1 = tc.MatlabArrayFcn([true false true false]);
array1 = tc.ArrowArrayConstructorFcn(data1);
tc.verifyEqual(array1.NumNulls, int64(0));
% array2 has 3 null values.
array2 = tc.ArrowArrayConstructorFcn(data1, Valid=3);
tc.verifyEqual(array2.NumNulls, int64(3));
end
function TestNumNullsNoSetter(tc)
% Verify the NumNulls property is read-only.
data = tc.MatlabArrayFcn([true false true false]);
array = tc.ArrowArrayConstructorFcn(data, Valid=[2 3]);
fcn = @() setfield(array, "NumNulls", 1);
tc.verifyError(fcn, "MATLAB:class:SetProhibited");
end
end
end
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