48 lines
1.9 KiB
C++
48 lines
1.9 KiB
C++
// Copyright 2015 Conrad Sanderson (http://conradsanderson.id.au)
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// Copyright 2015 National ICT Australia (NICTA)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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#include <armadillo>
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#include "catch.hpp"
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using namespace arma;
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TEST_CASE("fn_eps_1")
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{
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mat A =
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"\
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0.061198 0.201990 0.019678 -0.493936 -0.126745;\
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0.437242 0.058956 -0.149362 -0.045465 0.296153;\
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-0.492474 -0.031309 0.314156 0.419733 0.068317;\
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0.336352 0.411541 0.458476 -0.393139 -0.135040;\
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0.239585 -0.428913 -0.406953 -0.291020 -0.353768;\
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";
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// NOTE: this may not be portable,
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// due to minor differences in representations of floating numbers between architectures
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mat B =
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"\
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6.93889390390723e-18 2.77555756156289e-17 3.46944695195361e-18 5.55111512312578e-17 2.77555756156289e-17;\
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5.55111512312578e-17 6.93889390390723e-18 2.77555756156289e-17 6.93889390390723e-18 5.55111512312578e-17;\
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5.55111512312578e-17 6.93889390390723e-18 5.55111512312578e-17 5.55111512312578e-17 1.38777878078145e-17;\
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5.55111512312578e-17 5.55111512312578e-17 5.55111512312578e-17 5.55111512312578e-17 2.77555756156289e-17;\
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2.77555756156289e-17 5.55111512312578e-17 5.55111512312578e-17 5.55111512312578e-17 5.55111512312578e-17;\
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";
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REQUIRE( accu(abs(eps(A) - B)) == Approx(0.0) );
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}
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