63 lines
2.0 KiB
C++
63 lines
2.0 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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#include "utils.hpp"
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using namespace arma;
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TEMPLATE_TEST_CASE("gen_linspace_1", "[linspace]", TEST_FLOAT_TYPES)
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{
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typedef TestType eT;
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Col<eT> a = linspace<Col<eT>>(1,5,5);
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constexpr eT margin = is_blas_real<eT>::value ? eT(0.0001) : eT(0.05);
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REQUIRE(a(0) == Approx(1.0).margin(margin));
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REQUIRE(a(1) == Approx(2.0).margin(margin));
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REQUIRE(a(2) == Approx(3.0).margin(margin));
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REQUIRE(a(3) == Approx(4.0).margin(margin));
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REQUIRE(a(4) == Approx(5.0).margin(margin));
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Col<eT> b = linspace<Col<eT>>(1,5,6);
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REQUIRE(b(0) == Approx(1.0).margin(margin));
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REQUIRE(b(1) == Approx(1.8).margin(margin));
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REQUIRE(b(2) == Approx(2.6).margin(margin));
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REQUIRE(b(3) == Approx(3.4).margin(margin));
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REQUIRE(b(4) == Approx(4.2).margin(margin));
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REQUIRE(b(5) == Approx(5.0).margin(margin));
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Row<eT> c = linspace<Row<eT>>(1,5,6);
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REQUIRE(c(0) == Approx(1.0).margin(margin));
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REQUIRE(c(1) == Approx(1.8).margin(margin));
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REQUIRE(c(2) == Approx(2.6).margin(margin));
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REQUIRE(c(3) == Approx(3.4).margin(margin));
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REQUIRE(c(4) == Approx(4.2).margin(margin));
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REQUIRE(c(5) == Approx(5.0).margin(margin));
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Mat<eT> X = linspace<Mat<eT>>(1,5,6);
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REQUIRE(X.n_rows == 6);
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REQUIRE(X.n_cols == 1);
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}
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