22 lines
792 B
FSharp
22 lines
792 B
FSharp
namespace Example.Tests
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open Example
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open Mutannot
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open Xunit
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type CalculatorTests() =
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[<Fact>]
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[<MutationCase("calc-add-one", "Example.Tests/Calculator.fs", 4, "value + 1", "value - 1")>]
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member _.AddOne_increments() =
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Assert.Equal(42, Calculator.addOne 41)
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[<Fact>]
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[<MutationCase("calc-abs-diff-branch", "Example.Tests/Calculator.fs", 7, "left - right", "right - left")>]
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member _.AbsoluteDifference_preserves_order() =
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Assert.Equal(7, Calculator.absoluteDifference 10 3)
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[<Fact>]
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[<MutationCase("calc-leap-year-century", "Example.Tests/Calculator.fs", 10, "year % 100 <> 0", "year % 100 = 0")>]
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member _.LeapYear_handles_centuries() =
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Assert.True(Calculator.isLeapYear 2000)
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Assert.False(Calculator.isLeapYear 1900)
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