public void ClearRemovesAllHeaders()
{
IDictionary<string, StringValues> headers = new FrameRequestHeaders();
headers.Add("host", new[] { "localhost" });
headers.Add("custom", new[] { "value" });
StringValues value;
Assert.Equal(2, headers.Count);
Assert.True(headers.TryGetValue("host", out value));
Assert.True(headers.TryGetValue("custom", out value));
headers.Clear();
Assert.Equal(0, headers.Count);
Assert.False(headers.TryGetValue("host", out value));
Assert.False(headers.TryGetValue("custom", out value));
}
public void AddWorksLikeSetAndThrowsIfKeyExists()
{
IDictionary<string, StringValues> headers = new FrameRequestHeaders();
StringValues value;
Assert.False(headers.TryGetValue("host", out value));
Assert.False(headers.TryGetValue("custom", out value));
headers.Add("host", new[] { "localhost" });
headers.Add("custom", new[] { "value" });
Assert.True(headers.TryGetValue("host", out value));
Assert.True(headers.TryGetValue("custom", out value));
Assert.Throws<ArgumentException>(() => headers.Add("host", new[] { "localhost" }));
Assert.Throws<ArgumentException>(() => headers.Add("custom", new[] { "value" }));
Assert.True(headers.TryGetValue("host", out value));
Assert.True(headers.TryGetValue("custom", out value));
}
public void CopyToMovesDataIntoArray()
{
IDictionary<string, StringValues> headers = new FrameRequestHeaders();
headers.Add("host", new[] { "localhost" });
headers.Add("custom", new[] { "value" });
var entries = new KeyValuePair<string, StringValues>[4];
headers.CopyTo(entries, 1);
Assert.Null(entries[0].Key);
Assert.Equal(new StringValues(), entries[0].Value);
Assert.Equal("Host", entries[1].Key);
Assert.Equal(new[] { "localhost" }, entries[1].Value);
Assert.Equal("custom", entries[2].Key);
Assert.Equal(new[] { "value" }, entries[2].Value);
Assert.Null(entries[3].Key);
Assert.Equal(new StringValues(), entries[0].Value);
}