public void Merge_EmptyDictionaries_Returns_Empty_Dictionary()
{
var empty1 = new Dictionary <string, int>();
var empty2 = new Dictionary <string, int>();
var empty3 = new Dictionary <string, int>();
Assert.IsEmpty(DictionaryMerger.Merge(empty1), "Single empty dictionary should create an empty dictionary");
Assert.IsEmpty(DictionaryMerger.Merge(empty1, empty2), "Two empty dictionaries should create an empty dictionary");
Assert.IsEmpty(DictionaryMerger.Merge(empty1, empty2, empty3), "Multiple empty dictionaries should create an empty dictionary");
}
public void Merge_Single_Dictionary_Returns_Dictionary_With_Same_Content()
{
var original = new Dictionary <string, int> {
{ "A", 1 }, { "B", 2 }, { "C", 3 }
};
var merged = DictionaryMerger.Merge(original);
var expected = new Dictionary <string, int[]> {
{ "A", new[] { 1 } }, { "B", new[] { 2 } }, { "C", new[] { 3 } }
};
Compare(merged, expected);
}
public void Merge_Two_Simple_Dictionaries_Returns_Combined_Dictionary()
{
var original1 = new Dictionary <string, int> {
{ "A", 1 }
};
var original2 = new Dictionary <string, int> {
{ "B", 2 }
};
var merged = DictionaryMerger.Merge(original1, original2);
var expected = new Dictionary <string, int[]> {
{ "A", new[] { 1 } }, { "B", new[] { 2 } }
};
Compare(merged, expected);
}
public void Merge_Two_Dictionaries_With_Multiple_Values_Returns_Combined_Dictionary()
{
var original1 = new Dictionary <string, int> {
{ "A", 1 }, { "B", 2 }, { "C", 3 }
};
var original2 = new Dictionary <string, int> {
{ "A", 4 }, { "D", 5 }
};
var merged = DictionaryMerger.Merge(original1, original2);
var expected = new Dictionary <string, int[]> {
{ "A", new[] { 1, 4 } }, { "B", new[] { 2 } }, { "C", new[] { 3 } }, { "D", new[] { 5 } }
};
Compare(merged, expected);
}