125 строки
4.7 KiB
C#
125 строки
4.7 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using FluentAssertions;
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using Microsoft.ML.TestFramework;
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using Xunit;
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using Xunit.Abstractions;
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namespace Microsoft.ML.AutoML.Test
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{
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public class EntityTest : BaseTestClass
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{
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public EntityTest(ITestOutputHelper output)
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: base(output)
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{
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}
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[Fact]
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public void Entity_operator_overload_test()
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{
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var a = new StringEntity("a");
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var b = new StringEntity("b");
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var c = new StringEntity("c");
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(a + b + c).ToString().Should().Be("a + b + c");
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(a * b * c).ToString().Should().Be("a * b * c");
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(a + b * c).ToString().Should().Be("a + b * c");
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((a + b) * c).ToString().Should().Be("(a + b) * c");
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}
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[Fact]
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public void Entity_symplify_test()
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{
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var a = new StringEntity("a");
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var b = new StringEntity("b");
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var c = new StringEntity("c");
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var d = new StringEntity("d");
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var e = new StringEntity("e");
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(a + b + c + d + e).Simplify().ToString().Should().Be("a + b + c + d + e");
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((a + b) + (c + d) + e).Simplify().ToString().Should().Be("a + b + c + d + e");
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(a * b * c * d * e).Simplify().ToString().Should().Be("a * b * c * d * e");
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((a * b) * c * (d * e)).Simplify().ToString().Should().Be("a * b * c * d * e");
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(a * (b + c + d * e)).Simplify().ToString().Should().Be("a * b + a * c + a * d * e");
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(a * (b + c * d)).Simplify().ToString().Should().Be("a * b + a * c * d");
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((a + b) * (c + d)).Simplify().ToString().Should().Be("a * c + a * d + b * c + b * d");
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(a * (b + c) * (d + e)).Simplify().ToString().Should().Be("a * b * d + a * b * e + a * c * d + a * c * e");
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((a + b + c + d * e) * e).Simplify().ToString().Should().Be("a * e + b * e + c * e + d * e * e");
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((a + b + c) * (b + c + d) * (d + e)).Simplify().ToString().Should().Be("a * b * d + a * c * d + b * b * d + b * c * d + a * d * d + b * d * d + c * b * d + c * c * d + a * b * e + a * c * e + b * b * e + b * c * e + a * d * e + b * d * e + c * b * e + c * c * e + c * d * d + c * d * e");
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}
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[Fact]
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public void Entity_to_terms_test()
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{
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var a = new StringEntity("a");
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var b = new StringEntity("b");
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var c = new StringEntity("c");
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var d = new StringEntity("d");
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var e = new StringEntity("e");
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a.ToTerms()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a");
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(a * b * c * d * e).ToTerms()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a * b * c * d * e");
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(a + b + c + d + e).ToTerms()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a", "b", "c", "d", "e");
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(a + b + c + d * e).ToTerms()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a", "b", "c", "d * e");
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}
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[Fact]
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public void Entity_to_value_test()
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{
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var a = new StringEntity("a");
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var b = new StringEntity("b");
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var c = new StringEntity("c");
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var d = new StringEntity("d");
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var e = new StringEntity("e");
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a.ValueEntities()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a");
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(a * b * c * d * e).ValueEntities()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a", "b", "c", "d", "e");
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(a + b + c + d + e).ValueEntities()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a", "b", "c", "d", "e");
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(a + b + c + d * e).ValueEntities()
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.Select(x => x.ToString())
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.Should()
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.BeEquivalentTo("a", "b", "c", "d", "e");
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}
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[Fact]
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public void Entity_create_from_expression()
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{
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var entity = Entity.FromExpression("a+b+c");
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entity.ToString().Should().Be("a + b + c");
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entity = Entity.FromExpression("abc");
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entity.ToString().Should().Be("abc");
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entity = Entity.FromExpression("(a+b)*(c+d)");
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entity.ToString().Should().Be("(a + b) * (c + d)");
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}
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}
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}
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