public void Provider_WithCustomVowelProbability_AffectsNameGenerationSuccess()
{
// Defining at least one vowel sequence, but no individual vowels also shouldn't work if
// the probability of vowel sequences is not set to 100%
var provider = new SyllableProvider().WithVowelSequences("aa");
var generator = new NameGenerator().UsingProvider(provider);
Assert.ThrowsException <InvalidOperationException>(() => // Some will succeed, but expecting some to fail
{
for (int i = 0; i < 1000; i++)
{
generator.Next();
}
});
// Defining at least one vowel sequence, set to 100% probability
// without any possibility of vowels starting name shoudl work
// provider.WithVowelSequenceProbability(1.0).WithStartingSyllableLeadingVowelSequenceProbability(1.0);
//provider.WithProbability(x => x.OfVowelSequences(1.0).OfStartingSyllableLeadingVowelSequence(1.0));
provider.WithProbability(vowelIsSequence: 1.0, vowelBeginsStartingSyllableAndIsSequence: 1.0);
for (int i = 0; i < 1000; i++)
{
Assert.IsNotNull(generator.Next());
}
// The normal scenario where at least one individual vowel is defined
//provider.WithVowels("a").WithProbability(x => x.OfVowelSequences(0));
provider.WithVowels("a").WithProbability(vowelIsSequence: 0);
for (int i = 0; i < 1000; i++)
{
Assert.IsNotNull(generator.Next());
}
}
public void Provider_CustomConsonantProbabilityDefined_AffectsSyllableGenerationCorrectly()
{
var provider = new SyllableProvider()
.WithVowels("a")
.WithVowelSequences("ee")
.WithLeadingConsonants("b")
.WithLeadingConsonantSequences("cc")
.WithTrailingConsonants("d")
.WithTrailingConsonantSequences("ff");
// Disable all leading and trailing consonants
Assert.IsTrue(EachOutputNeverContainsAnyOf(
provider.WithProbability(
consonantBeginsSyllable: 0.0,
consonantBeginsSyllableAndIsSequence: 0.0,
consonantEndsSyllable: 0.0,
consonantEndsSyllableAndIsSequence: 0.0),
"b", "cc", "d", "ff"));
// Consonant sequence probability doesn't matter
// if the consonant probability is zero
Assert.IsTrue(EachOutputNeverContainsAnyOf(
provider.WithProbability(
consonantBeginsSyllable: 0.0,
consonantBeginsSyllableAndIsSequence: 1.0,
consonantEndsSyllable: 0.0,
consonantEndsSyllableAndIsSequence: 1.0),
"b", "cc", "d", "ff"));
// Consonant sequence probability only matters
// if the consonant probability is not zero
provider.WithProbability(
consonantBeginsSyllable: 1.0,
consonantBeginsSyllableAndIsSequence: 0.0,
consonantEndsSyllable: 1.0,
consonantEndsSyllableAndIsSequence: 0.0);
// There should be no consonant sequences
Assert.IsTrue(EachOutputContainsAnyOf(provider, "b", "d"));
Assert.IsTrue(EachOutputNeverContainsAnyOf(provider, "cc", "ff"));
provider.WithProbability(
consonantBeginsSyllable: 1.0,
consonantBeginsSyllableAndIsSequence: 1.0,
consonantEndsSyllable: 1.0,
consonantEndsSyllableAndIsSequence: 1.0);
// There should always be consonant sequences
Assert.IsTrue(EachOutputNeverContainsAnyOf(provider, "b", "d"));
Assert.IsTrue(EachOutputContainsAnyOf(provider, "cc", "ff"));
// Test whether a value between 0 and 1 ouputs both consonants and consonant sequences
provider.WithProbability(
consonantBeginsSyllable: 1.0,
consonantBeginsSyllableAndIsSequence: 0.5,
consonantEndsSyllable: 1.0,
consonantEndsSyllableAndIsSequence: 0.5);
Assert.IsTrue(AllOutputContainsAtLeastOnce(provider, "b", "d", "cc", "ff"));
// Not all output will have a consonant
provider.WithProbability(
consonantBeginsSyllable: 0.5,
consonantBeginsSyllableAndIsSequence: 0.5,
consonantEndsSyllable: 0.5,
consonantEndsSyllableAndIsSequence: 0.5);
Assert.IsTrue(AllOutputContainsAtLeastOnce(provider, "b", "d", "cc", "ff"));
}