public void WordPairGroups_InputThreeIdenticalWords_ReturnsOneCollectionItemWithTwoCounts()
{
IEnumerable <WordPair> expected = new WordPair[] { new WordPair()
{
Text = "quick quick", Count = 2
} };
IEnumerable <string> words = new List <string> {
"quick", "quick", "quick"
};
IEnumerable <WordPair> actual = histogram.GetWordPairGroups(words);
Assert.That(expected.Select(wpSelector), Is.EquivalentTo(actual.Select(wpSelector)));
}
public void WordPairGroups_InputTwoDifferentWords_ReturnsOneCollectionItemWithOneCount()
{
IEnumerable <WordPair> expected = new WordPair[] { new WordPair()
{
Text = "quick brown", Count = 1
} };
IEnumerable <string> words = new List <string> {
"quick", "brown"
};
IEnumerable <WordPair> actual = histogram.GetWordPairGroups(words);
Assert.That(expected.Select(wpSelector), Is.EquivalentTo(actual.Select(wpSelector)));
}
public void WordPairGroups_InputTwoIdenticalWords_ReturnsOneCollectionItemWithOneCount()
{
IEnumerable <WordPair> expected = new WordPair[] { new WordPair()
{
Text = "quick quick", Count = 1
} };
IEnumerable <string> words = new List <string> {
"quick", "quick"
};
IEnumerable <WordPair> actual = histogram.GetWordPairGroups(words);
// Could not compare the two lists directly using Assert.AreEqual.
// Used transform function as a workaround.
Assert.That(expected.Select(wpSelector), Is.EquivalentTo(actual.Select(wpSelector)));
}
public void WordPairGroups_InputRepeatedAdjacentWord_ReturnsTwoCountsForThatCollectionItem()
{
IEnumerable <WordPair> expected = new WordPair[] {
new WordPair()
{
Text = "the quick", Count = 2
},
new WordPair()
{
Text = "quick brown", Count = 1
},
new WordPair()
{
Text = "brown fox", Count = 1
},
new WordPair()
{
Text = "fox and", Count = 1
},
new WordPair()
{
Text = "and the", Count = 1
},
new WordPair()
{
Text = "quick blue", Count = 1
},
new WordPair()
{
Text = "blue hare", Count = 1
}
};
IEnumerable <string> words = new List <string> {
"the", "quick", "brown", "fox", "and", "the", "quick", "blue", "hare"
};
IEnumerable <WordPair> actual = histogram.GetWordPairGroups(words);
Assert.That(expected.Select(wpSelector), Is.EquivalentTo(actual.Select(wpSelector)));
}