7 references to ContainsKey
System.Windows.Forms.Tests (7)
System\Windows\Forms\ToolStripItemCollectionTests.cs (7)
209collection.ContainsKey("key1").Should().BeTrue(); 210collection.ContainsKey("key2").Should().BeTrue(); 221collection.ContainsKey("invalidKey").Should().BeFalse(); 222collection.ContainsKey(null).Should().BeFalse(); 223collection.ContainsKey(string.Empty).Should().BeFalse(); 289collection.ContainsKey("key1").Should().BeTrue(); 293collection.ContainsKey("key1").Should().BeFalse();