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Create line ending assertion helper for tests
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module Ionide.KeepAChangelog.Tasks.Test.Helpers | ||
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open System.Runtime.CompilerServices | ||
open Faqt | ||
open Faqt.AssertionHelpers | ||
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[<Extension>] | ||
type Assertions = | ||
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/// Asserts that the subject is equal to the specified string when CLRF is replaced with LF in both raw and | ||
/// escaped forms. | ||
[<Extension>] | ||
static member BeLineEndingEquivalent(t: Testable<string>, expected: string, ?because) : And<string> = | ||
use _ = t.Assert() | ||
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if isNull expected then | ||
nullArg (nameof expected) | ||
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if isNull t.Subject then | ||
t.With("Expected", expected).With("But was", t.Subject).Fail(because) | ||
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let expectedNormalised = expected.Replace("\r\n", "\n").Replace("\\r\\n", "\\n") | ||
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let subjectNormalised = t.Subject.Replace("\r\n", "\n").Replace("\\r\\n", "\\n") | ||
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if subjectNormalised <> expectedNormalised then | ||
t | ||
.With("Expected", expectedNormalised) | ||
.With("But was", subjectNormalised) | ||
.Fail(because) | ||
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And(t) |
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