public void WithQuantityMatching_should_pass_when_using_standard_regex_features(string itemQuantity, string regex)
{
var receiptItem = new ReceiptItem(quantity: itemQuantity);
var sut = new ReceiptItemAssertions(receiptItem);
Action act = () => sut.QuantityMatching(regex);
act.ShouldNotThrow <Exception>();
}
public void WithQuantityMatching_should_throw_ReceiptItemAssertionFailedException_for_non_matching_regexes(string itemQuantity, string regex)
{
var receiptItem = new ReceiptItem(quantity: itemQuantity);
var sut = new ReceiptItemAssertions(receiptItem);
Action act = () => sut.QuantityMatching(regex);
act.ShouldThrow <ReceiptItemAssertionFailedException>();
}
public void WithQuantityMatching_should_pass_if_regex_exactly_matches_message_Quantity(string itemQuantityAndRegex)
{
var receiptItem = new ReceiptItem(quantity: itemQuantityAndRegex);
var sut = new ReceiptItemAssertions(receiptItem);
Action act = () => sut.QuantityMatching(itemQuantityAndRegex);
act.ShouldNotThrow <Exception>();
}
public void WithQuantityMatching_should_pass_regardless_of_case(string itemQuantity, string regex)
{
var receiptItem = new ReceiptItem(quantity: itemQuantity);
var sut = new ReceiptItemAssertions(receiptItem);
Action act = () => sut.QuantityMatching(regex);
act.ShouldNotThrow <Exception>();
}
public void WithQuantityMatching_should_throw_ArgumentNullException_if_regex_is_null()
{
var item = new ReceiptItem();
var sut = new ReceiptItemAssertions(item);
Action act = () => sut.QuantityMatching(null);
act.ShouldThrow <ArgumentNullException>();
}
public void WithQuantityMatching_should_throw_ReceiptItemAssertionFailedException_when_quantity_is_null()
{
var item = new ReceiptItem();
var sut = new ReceiptItemAssertions(item);
Action act = () => sut.QuantityMatching("anything");
act.ShouldThrow <ReceiptItemAssertionFailedException>();
}
public void WithQuantityMatching_should_throw_ReceiptItemAssertionFailedException_when_trying_to_capture_groups_but_quantity_is_null()
{
IList <string> matches;
var item = new ReceiptItem();
var sut = new ReceiptItemAssertions(item);
Action act = () => sut.QuantityMatching("anything", "(.*)", out matches);
act.ShouldThrow <ReceiptItemAssertionFailedException>();
}
public void WithQuantityMatching_should_not_output_matches_when_groupMatchingRegex_does_not_match_quantity()
{
IList <string> matches;
var receiptItem = new ReceiptItem(quantity: "some text");
var sut = new ReceiptItemAssertions(receiptItem);
sut.QuantityMatching("some text", "(non matching)", out matches);
matches.Should().BeNull();
}
public void WithQuantityMatching_should_throw_ArgumentNullException_if_groupMatchRegex_is_null()
{
IList <string> matches;
var item = new ReceiptItem();
var sut = new ReceiptItemAssertions(item);
Action act = () => sut.QuantityMatching("(.*)", null, out matches);
act.ShouldThrow <ArgumentNullException>();
}
public void WithQuantityMatching_should_output_matches_when_groupMatchingRegex_matches_quantity()
{
IList <string> matches;
const string someQuantity = "some text";
var receiptItem = new ReceiptItem(quantity: someQuantity);
var sut = new ReceiptItemAssertions(receiptItem);
sut.QuantityMatching(someQuantity, $"({someQuantity})", out matches);
matches.First().Should().Be(someQuantity);
}
public void WithQuantityMatching_should_not_output_matches_when_regex_does_not_match_quantity()
{
IList <string> matches = null;
var receiptItem = new ReceiptItem(quantity: "some text");
var sut = new ReceiptItemAssertions(receiptItem);
Action act = () => sut.QuantityMatching("non matching regex", "(some text)", out matches);
act.ShouldThrow <ReceiptItemAssertionFailedException>();
matches.Should().BeNull();
}
public void WithQuantityMatching_should_output_multiple_matches_when_groupMatchingRegex_matches_quantity_several_times()
{
IList <string> matches;
const string someQuantity = "some text";
var receiptItem = new ReceiptItem(quantity: someQuantity);
var sut = new ReceiptItemAssertions(receiptItem);
const string match1 = "some";
const string match2 = "text";
sut.QuantityMatching(someQuantity, $"({match1}) ({match2})", out matches);
matches.Should().Contain(match1, match2);
}
