104 lines
2.2 KiB
C++
104 lines
2.2 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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//
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// 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_intersect_1")
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{
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ivec A = regspace<ivec>(5, 1); // 5, 4, 3, 2, 1
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ivec B = regspace<ivec>(3, 7); // 3, 4, 5, 6, 7
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ivec C = intersect(A,B); // 3, 4, 5
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REQUIRE( C(0) == 3 );
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REQUIRE( C(1) == 4 );
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REQUIRE( C(2) == 5 );
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REQUIRE( accu(C) == 12 );
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ivec CC;
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uvec iA;
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uvec iB;
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intersect(CC, iA, iB, A, B);
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REQUIRE( accu(abs(C-CC)) == 0 );
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REQUIRE( iA(0) == 2 );
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REQUIRE( iA(1) == 1 );
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REQUIRE( iA(2) == 0 );
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REQUIRE( accu(iA) == 3 );
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REQUIRE( iB(0) == 0 );
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REQUIRE( iB(1) == 1 );
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REQUIRE( iB(2) == 2 );
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REQUIRE( accu(iB) == 3 );
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}
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TEST_CASE("fn_intersect_2")
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{
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irowvec A = regspace<irowvec>(5, 1); // 5, 4, 3, 2, 1
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irowvec B = regspace<irowvec>(3, 7); // 3, 4, 5, 6, 7
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irowvec C = intersect(A,B); // 3, 4, 5
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REQUIRE( C(0) == 3 );
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REQUIRE( C(1) == 4 );
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REQUIRE( C(2) == 5 );
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REQUIRE( accu(C) == 12 );
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irowvec CC;
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uvec iA;
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uvec iB;
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intersect(CC, iA, iB, A, B);
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REQUIRE( accu(abs(C-CC)) == 0 );
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REQUIRE( iA(0) == 2 );
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REQUIRE( iA(1) == 1 );
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REQUIRE( iA(2) == 0 );
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REQUIRE( accu(iA) == 3 );
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REQUIRE( iB(0) == 0 );
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REQUIRE( iB(1) == 1 );
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REQUIRE( iB(2) == 2 );
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REQUIRE( accu(iB) == 3 );
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}
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TEST_CASE("fn_intersect_3")
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{
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irowvec A = regspace<irowvec>(5, 1);
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irowvec B = regspace<irowvec>(3, 7);
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ivec C;
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REQUIRE_THROWS( C = intersect(A,B) );
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}
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