public void LocateFields_LocatesOnlyUnitializedFields()
{
var classSource =
@"public class TestClass {
private string s;
private object o = new object();
public TestClass() {
}
}";
var(semanticModel, syntax) = CompiledSourceFileProvider.CompileClass(classSource);
var fieldLocator = new FieldLocator(syntax, semanticModel);
var fields = fieldLocator.LocateFields();
Assert.That(fields, Has.One.Items);
var field = fields.Single();
Assert.That(field.Declaration.Type.ToString(), Is.EqualTo("string"));
Assert.That(field.Declaration.Variables, Has.One.Items);
Assert.That(field.Declaration.Variables, Has.One.Items);
var variable = field.Declaration.Variables.Single();
Assert.That(variable.Identifier.ToString(), Is.EqualTo("s"));
}
public void LocateFields_LocatesNoFields()
{
var classSource =
@"public class TestClass {
public TestClass() {
}
}";
var(semanticModel, syntax) = CompiledSourceFileProvider.CompileClass(classSource);
var fieldLocator = new FieldLocator(syntax, semanticModel);
var fields = fieldLocator.LocateFields();
Assert.That(fields, Has.Exactly(0).Items);
}
public void LocateFields_LocatesMultipleFields()
{
var classSource =
@"public class TestClass {
private string s;
private object o;
public TestClass() {
s = """";
}
}";
var(semanticModel, syntax) = CompiledSourceFileProvider.CompileClass(classSource);
var fieldLocator = new FieldLocator(syntax, semanticModel);
var fields = fieldLocator.LocateFields();
Assert.That(fields, Has.Exactly(2).Items);
}
public void LocateFields_IgnoresValueTypes()
{
const string classSource = @"public class Test
{
private int i;
private decimal d;
private System.DayOfWeek day;
private string s;
public Test() {}
}";
var(semantic, syntax) = CompiledSourceFileProvider.CompileClass(classSource);
var fieldLocator = new FieldLocator(syntax, semantic);
var fields = fieldLocator.LocateFields();
Assert.That(fields, Has.One.Items);
var field = fields.Single();
Assert.That(field.Declaration.Type.ToString(), Is.EqualTo("string"));
}