如何用moq测试泛型方法 [英] How to test generic method with moq
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问题描述
我想用moq测试一种方法:
I have a method that I want to test with moq:
public List<T> GetValidRecords<T>(Entities context) where T: class, IGetListOfTables
{
try
{
return context.Set<T>().Where(x => x.Valid == 1).ToList();
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
我创建了单元测试:
I've created unit test:
[TestMethod]
public void GetValidRecords()
{
var data = new List<tableName>
{
new tableName() {Valid= 1},
new tableName() {Valid= 1}
}.AsQueryable();
var mockSet = new Mock<DbSet<tableName>>();
mockSet.As<IQueryable<tableName>>().Setup(m => m.Provider).Returns(data.Provider);
mockSet.As<IQueryable<tableName>>().Setup(m => m.Expression).Returns(data.Expression);
mockSet.As<IQueryable<tableName>>().Setup(m => m.ElementType).Returns(data.ElementType);
mockSet.As<IQueryable<tableName>>().Setup(m => m.GetEnumerator()).Returns(data.GetEnumerator());
var mockContext = new Mock<ALMONEntitiesNew>();
mockContext.Setup(x => x.tableName).Returns(mockSet.Object);
var database = new Database();
var numberOfRecords = database.GetValidRecords<tableName>(mockContext.Object);
Assert.AreEqual(2, numberOfRecords.Count, "Wrong number of valid records.");
}
问题是我从表中获得了实际的记录数,而不是moqed数。我该如何解决?
The problem is that I get actual number of records from table, and not moqed number. How can I fix it?
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