70 lines
1.8 KiB
C#
70 lines
1.8 KiB
C#
using MeetTheTeacher.Model;
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using MeetTheTeacher.Model.Comparison;
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namespace MeetTheTeacher.Test.Model.Comparison;
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public sealed class ByNameComparerTests
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{
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[Fact]
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public void Compare_Ascending_BothNull()
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{
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var comparer = new ByNameComparer(true);
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comparer.Compare(null, null).Should().Be(0);
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}
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[Fact]
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public void Compare_Ascending_FirstNull()
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{
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var teacher2 = new Teacher("Teacher2");
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var comparer = new ByNameComparer(true);
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comparer.Compare(null, teacher2).Should().Be(1);
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}
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[Fact]
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public void Compare_Ascending_SecondNull()
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{
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var teacher1 = new Teacher("Teacher1");
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var comparer = new ByNameComparer(true);
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comparer.Compare(teacher1, null).Should().Be(-1);
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}
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[Fact]
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public void Compare_Ascending_DifferentNames()
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{
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var teacher1 = new Teacher("Teacher1");
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var teacher2 = new Teacher("Teacher2");
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var comparer = new ByNameComparer(true);
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comparer.Compare(teacher1, teacher2).Should().Be(-1);
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}
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[Fact]
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public void Compare_Descending_FirstNull()
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{
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var teacher2 = new Teacher("Teacher2");
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var comparer = new ByNameComparer(false);
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comparer.Compare(null, teacher2).Should().Be(-1);
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}
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[Fact]
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public void Compare_Descending_SecondNull()
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{
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var teacher1 = new Teacher("Teacher1");
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var comparer = new ByNameComparer(false);
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comparer.Compare(teacher1, null).Should().Be(1);
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}
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[Fact]
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public void Compare_Descending_DifferentNames()
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{
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var teacher1 = new Teacher("Teacher1");
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var teacher2 = new Teacher("Teacher2");
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var comparer = new ByNameComparer(false);
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comparer.Compare(teacher1, teacher2).Should().Be(1);
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}
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}
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