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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 tTimestampType < hFixedWidthType
% Test class for arrow.type.TimestampType
properties
ArrowType = arrow.timestamp
TypeID = arrow.type.ID.Timestamp
BitWidth = int32(64)
ClassName = "arrow.type.TimestampType"
end
properties(TestParameter)
% Test against both "Zoned" (i.e. non-empty TimeZone value)
% and "Unzoned" (i.e. empty TimeZone value).
TimeZone={'America/Anchorage', ''}
end
methods(Test)
function TestClass(testCase)
% Verify ArrowType is an object of the expected class type.
name = string(class(testCase.ArrowType));
testCase.verifyEqual(name, testCase.ClassName);
end
function DefaultTimeUnit(testCase)
% Verify the default TimeUnit is Microsecond
type = arrow.timestamp;
actualUnit = type.TimeUnit;
expectedUnit = arrow.type.TimeUnit.Microsecond;
testCase.verifyEqual(actualUnit, expectedUnit);
end
function DefaultTimeZone(testCase)
% Verify the default TimeZone is ""
type = arrow.timestamp;
actualTimezone = type.TimeZone;
expectedTimezone = "";
testCase.verifyEqual(actualTimezone, expectedTimezone);
end
function SupplyTimeUnitEnum(testCase)
% Supply TimeUnit as an enum value.
import arrow.type.*
expectedUnit = [TimeUnit.Second, TimeUnit.Millisecond ...
TimeUnit.Microsecond, TimeUnit.Nanosecond];
for unit = expectedUnit
type = arrow.timestamp(TimeUnit=unit);
testCase.verifyEqual(type.TimeUnit, unit);
end
end
function SupplyTimeUnitString(testCase)
% Supply TimeUnit as an string value. Verify TimeUnit is set to
% the appropriate TimeUnit enum value.
import arrow.type.*
unitString = ["second", "millisecond", "microsecond", "nanosecond"];
expectedUnit = [TimeUnit.Second, TimeUnit.Millisecond ...
TimeUnit.Microsecond, TimeUnit.Nanosecond];
for ii = 1:numel(unitString)
type = arrow.timestamp(TimeUnit=unitString(ii));
testCase.verifyEqual(type.TimeUnit, expectedUnit(ii));
end
end
function SupplyTimeZone(testCase)
% Supply the TimeZone.
type = arrow.timestamp(TimeZone="America/New_York");
testCase.verifyEqual(type.TimeZone, "America/New_York");
end
function ErrorIfMissingStringTimeZone(testCase)
fcn = @() arrow.timestamp(TimeZone=string(missing));
testCase.verifyError(fcn, "MATLAB:validators:mustBeNonmissing");
end
function ErrorIfTimeZoneIsNonScalar(testCase)
fcn = @() arrow.timestamp(TimeZone=["a", "b"]);
testCase.verifyError(fcn, "MATLAB:validation:IncompatibleSize");
fcn = @() arrow.timestamp(TimeZone=strings(0, 0));
testCase.verifyError(fcn, "MATLAB:validation:IncompatibleSize");
end
function ErrorIfAmbiguousTimeUnit(testCase)
fcn = @() arrow.timestamp(TimeUnit="mi");
testCase.verifyError(fcn, "MATLAB:validation:UnableToConvert");
end
function ErrorIfTimeUnitIsNonScalar(testCase)
units = [arrow.type.TimeUnit.Second; arrow.type.TimeUnit.Millisecond];
fcn = @() arrow.timestamp(TimeUnit=units);
testCase.verifyError(fcn, "MATLAB:validation:IncompatibleSize");
units = ["second" "millisecond"];
fcn = @() arrow.timestamp(TimeUnit=units);
testCase.verifyError(fcn, "MATLAB:validation:IncompatibleSize");
end
function IsEqualTrue(testCase, TimeZone)
% Verifies isequal method of arrow.type.TimestampType returns
% true if these conditions are met:
%
% 1. All input arguments have a class type arrow.type.TimestampType
% 2. All inputs have the same size
% 3. The TimeUnit values of elements at corresponding positions in the arrays are equal
% 4. The TimeZone values of elements at corresponding positions in the arrays are equal
% Scalar TimestampType arrays
timestampType1 = arrow.timestamp(TimeUnit="Second", TimeZone=TimeZone);
timestampType2 = arrow.timestamp(TimeUnit="Second", TimeZone=TimeZone);
timestampType3 = arrow.timestamp(TimeUnit="Millisecond", TimeZone=TimeZone);
time64Type4 = arrow.timestamp(TimeUnit="Millisecond", TimeZone=TimeZone);
timestampType5 = arrow.timestamp(TimeUnit="Microsecond", TimeZone=TimeZone);
timestampType6 = arrow.timestamp(TimeUnit="Microsecond", TimeZone=TimeZone);
timestampType7 = arrow.timestamp(TimeUnit="Nanosecond", TimeZone=TimeZone);
timestampType8 = arrow.timestamp(TimeUnit="Nanosecond", TimeZone=TimeZone);
% Scalar TimestampType arrays
testCase.verifyTrue(isequal(timestampType1, timestampType2));
testCase.verifyTrue(isequal(timestampType3, time64Type4));
testCase.verifyTrue(isequal(timestampType5, timestampType6));
testCase.verifyTrue(isequal(timestampType7, timestampType8));
% Non-scalar TimestampType arrays
typeArray1 = [timestampType1 timestampType3 timestampType5 timestampType7];
typeArray2 = [timestampType2 time64Type4 timestampType6 timestampType8];
testCase.verifyTrue(isequal(typeArray1, typeArray2));
end
function IsEqualFalse(testCase)
% Verify isequal returns false when expected.
timestampType1 = arrow.timestamp(TimeUnit="Second");
timestampType2 = arrow.timestamp(TimeUnit="Millisecond");
timestampType3 = arrow.timestamp(TimeUnit="Second", TimeZone="America/New_York");
timestampType4 = arrow.timestamp(TimeUnit="Second", TimeZone="Pacific/Fiji");
timestampType5 = arrow.timestamp(TimeUnit="Millisecond", TimeZone="America/New_York");
% TimeUnit values differ
testCase.verifyFalse(isequal(timestampType1, timestampType2));
testCase.verifyFalse(isequal(timestampType4, timestampType5));
% One TimestampType is zoned, while the other is unzoned.
testCase.verifyFalse(isequal(timestampType1, timestampType3));
% Both TimestampTypes are zoned, but have different values.
testCase.verifyFalse(isequal(timestampType3, timestampType4));
% Different dimensions
typeArray1 = [timestampType1 timestampType2 timestampType3];
typeArray2 = [timestampType1 timestampType2 timestampType3]';
testCase.verifyFalse(isequal(typeArray1, typeArray2));
% Different TimestampType values at corresponding elements
typeArray3 = [timestampType1 timestampType3 timestampType4];
typeArray4 = [timestampType1 timestampType2 timestampType4];
testCase.verifyFalse(isequal(typeArray3, typeArray4));
end
end
end
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