public void Given_empty_escapedString_when_parsing_should_return_empty()
{
// Act
IEnumerable <KeyValuePair <string, IEnumerable <string> > > actual = DataEscapingHelper.Parse(string.Empty);
// Assert
actual.Should().BeEmpty();
}
public void Given_invalid_escapedString_format_when_parsing_should_throw()
{
// Act
Action act = () => DataEscapingHelper.Parse("key=value=another-value");
// Assert
act.Should()
.Throw <FormatException>()
.WithMessage("The escaped data string format is invalid.");
}
public void Given_null_key_when_parsing_should_throw()
{
// Act
Action act = () => DataEscapingHelper.Parse("=value");
// Assert
act.Should()
.Throw <FormatException>()
.WithMessage("Key can not be null or empty.");
}
public void Given_empty_escapedString_when_formatting_should_return_empty_string()
{
IEnumerable <KeyValuePair <string, IEnumerable <string> > > items = DataEscapingHelper.Parse("");
// Act
string actual = DataEscapingHelper.Format(items);
// Assert
actual.Should().BeEmpty();
}
public void Given_escapedString_contains_multiple_same_keys_when_parsing_should_combine_into_single_entry()
{
var expected = new Dictionary <string, IEnumerable <string> >
{
{ "key", new[] { "value", "$%^ &*", "another value" } }
};
// Act
IEnumerable <KeyValuePair <string, IEnumerable <string> > > actual = DataEscapingHelper.Parse("key=value&key=%24%25%5E%20%26%2A&key=another%20value");
// Assert
actual.Should().BeEquivalentTo(expected);
}
public void Given_escapedString_contains_encoded_key_or_value_when_parsing_should_url_decode()
{
var expected = new Dictionary <string, IEnumerable <string> >
{
{ "éôxÄ", new[] { "$%^&*" } }
};
// Act
IEnumerable <KeyValuePair <string, IEnumerable <string> > > actual = DataEscapingHelper.Parse("%C3%A9%C3%B4x%C3%84=%24%25%5E%26*");
// Assert
actual.Should().BeEquivalentTo(expected);
}
public void Given_null_escapedString_when_parsing_should_throw()
{
string dataEscapedString = null;
// Act
// ReSharper disable once ExpressionIsAlwaysNull
Action act = () => DataEscapingHelper.Parse(dataEscapedString);
// Assert
act.Should()
.Throw <ArgumentNullException>()
.WithParamName(nameof(dataEscapedString));
}
public void Given_escapedString_contains_multiple_same_keys_when_formatting_should_produce_correct_string()
{
var items = new Dictionary <string, IEnumerable <string> >
{
{ "key", new[] { "value", "$%^&*", "another value" } }
};
const string expected = "key=value&key=%24%25%5E%26%2A&key=another%20value";
// Act
string actual = DataEscapingHelper.Format(items);
// Assert
actual.Should().BeEquivalentTo(expected);
}
public void Given_escapedString_contains_variation_of_keys_with_or_without_value_when_parsing_should_return_keys_with_correct_values()
{
const string dataEscapedString = "key1&key2=value&key3=&key4=value1&key4=value2";
var expected = new Dictionary <string, IEnumerable <string> >
{
{ "key1", new string[0] },
{ "key2", new [] { "value" } },
{ "key3", new [] { "" } },
{ "key4", new [] { "value1", "value2" } },
};
// Act
var actual = DataEscapingHelper.Parse(dataEscapedString).ToList();
// Assert
actual.Should().BeEquivalentTo(expected);
DataEscapingHelper.Format(actual).Should().BeEquivalentTo(dataEscapedString);
}