public void ShouldTranscribeAT(string dna)
{
Assert.That(
_validRnaCharacters.IsMatch(RnaTranscription.Transcribe(dna)),
Is.True
);
}
public void ShouldMatchCatToOtherSide(string dna)
{
var rna = RnaTranscription.Transcribe(dna);
Assert.That(rna,
Is.EqualTo("GUA")
);
}
public Property ShouldMatchTAndACounts() =>
Prop.ForAll(Dna(), dna =>
{
var TCount = dna.ToCharArray()
.Count(c => c == 'T');
var aCount = RnaTranscription
.Transcribe(dna)
.ToCharArray()
.Count(c => c == 'A');
return(aCount == TCount);
});
public Property ShouldMatchCAndGCounts() =>
Prop.ForAll(Dna(), dna =>
{
var gCount = RnaTranscription
.Transcribe(dna)
.ToCharArray()
.Count(c => c == 'G');
var cCount = dna.ToCharArray()
.Count(c => c == 'C');
return(gCount == cCount);
});
public void Empty_rna_sequence()
{
Assert.Equal("", RnaTranscription.ToRna(""));
}
public void Rna_complement()
{
Assert.Equal("UGCACCAGAAUU", RnaTranscription.ToRna("ACGTGGTCTTAA"));
}
public void Rna_complement_of_adenine_is_uracil()
{
Assert.Equal("U", RnaTranscription.ToRna("A"));
}
public void Rna_complement_of_thymine_is_adenine()
{
Assert.Equal("A", RnaTranscription.ToRna("T"));
}
public void Rna_complement_of_guanine_is_cytosine()
{
Assert.Equal("C", RnaTranscription.ToRna("G"));
}
public void Is_valid_Dna()
{
Assert.Throws <ArgumentException>(() => RnaTranscription.ToRna("ACGTGGTC8TTAA"));
}
public Property TranscribedRNAShouldOnlyContainCGAU() =>
Prop.ForAll(Dna(), dna =>
(_validRnaCharacters.IsMatch(RnaTranscription.Transcribe(dna))).When(dna != null));
public Property TranscribedRNAShouldBeTheSameLength() =>
Prop.ForAll(Dna(), dna =>
dna.Length == RnaTranscription.Transcribe(dna).Length);
public void Correctly_handles_partially_invalid_dna_input()
{
Assert.Throws <ArgumentException>(() => RnaTranscription.ToRna("ACGTXXXCTTAA"));
}
public void Correctly_handles_completely_invalid_dna_input()
{
Assert.Throws <ArgumentException>(() => RnaTranscription.ToRna("XXX"));
}
public void Correctly_handles_invalid_input_rna_instead_of_dna_()
{
Assert.Throws <ArgumentException>(() => RnaTranscription.ToRna("U"));
}
