public void GetKeywordsShouldNotThrowExceptionIfDBIsEmpty()
{
//Arrange
var options = new DbContextOptionsBuilder <Project2DBContext>()
.UseInMemoryDatabase(databaseName: "EmptyKeywordDB1")
.Options;
bool result = true;
KeywordRepo kRepo;
//Act
using (var context = new Project2DBContext(options))
{
kRepo = new KeywordRepo(context);
try
{
kRepo.GetKeywords();
}
catch
{
result = false;
}
}
//Assert
Assert.True(result);
}
public void AddKeywordShouldAddCorrectKeywordToDB(string kw, bool useAsync)
{
//Arrange
var options = new DbContextOptionsBuilder <Project2DBContext>()
.UseInMemoryDatabase(databaseName: "EmptyKeywordAddTesting2DB")
.Options;
Keyword k = new Keyword {
Word = kw
};
KeywordRepo kRepo;
Keyword result;
//Act
using (var context = new Project2DBContext(options))
{
kRepo = new KeywordRepo(context);
if (useAsync)
{
kRepo.AddKeywordAsync(k).Wait();
}
else
{
kRepo.AddKeyword(k);
}
result = context.Keyword.Find(k.Word);
}
//Assert
Assert.Equal(k, result);
}
public void AddKeywordShouldThrowExceptionIfKeywordIsPreset(string kw, bool useAsync)
{
//Arrange
string dBName;
if (useAsync)
{
dBName = "EmptyKeywordAddTestingAsync1DB";
}
else
{
dBName = "EmptyKeywordAddTesting1DB";
}
var options = new DbContextOptionsBuilder <Project2DBContext>()
.UseInMemoryDatabase(databaseName: dBName)
.Options;
Keyword k = new Keyword {
Word = kw
};
Keyword k2 = new Keyword {
Word = kw
};
KeywordRepo kRepo;
bool result = false;
using (var context = new Project2DBContext(options))
{
context.Keyword.Add(k2);
context.SaveChanges();
}
//Act
using (var context = new Project2DBContext(options))
{
kRepo = new KeywordRepo(context);
try
{
if (useAsync)
{
kRepo.AddKeywordAsync(k).Wait();
}
else
{
kRepo.AddKeyword(k);
}
}
catch (DbUpdateException)
{
result = true;
}
catch (AggregateException)
{
result = true;
}
}
//Assert
Assert.True(result);
}
public void DBContainsKeywordShouldReturnFalseIfKeywordNotInDB(string kw, bool useAsync)
{
//Arrange
var options = new DbContextOptionsBuilder <Project2DBContext>()
.UseInMemoryDatabase(databaseName: "StaticFilledKeywordDB")
.Options;
bool result;
KeywordRepo kRepo;
//Act
using (var context = new Project2DBContext(options))
{
kRepo = new KeywordRepo(context);
if (useAsync)
{
result = kRepo.DBContainsKeywordAsync(kw).Result;
}
else
{
result = kRepo.DBContainsKeyword(kw);
}
}
//Assert
Assert.False(result);
}
public void DBContainsKeywordShouldReturnFalseIfIfDBIsEmpty(string kw, bool useAsync)
{
//Arrange
var options = new DbContextOptionsBuilder <Project2DBContext>()
.UseInMemoryDatabase(databaseName: "EmptyKeywordDB3")
.Options;
bool result;
KeywordRepo kRepo;
//Act
using (var context = new Project2DBContext(options))
{
kRepo = new KeywordRepo(context);
if (useAsync)
{
result = kRepo.DBContainsKeywordAsync(kw).Result;
}
else
{
result = kRepo.DBContainsKeyword(kw);
}
}
//If exception is throw, test will exit before reaching Assert
//Assert
Assert.False(result);
}
public void GetKeywordsShouldReturnAListWithProperNumberOfKeywords()
{
//Arrange
var options = new DbContextOptionsBuilder <Project2DBContext>()
.UseInMemoryDatabase(databaseName: "StaticFilledKeywordDB")
.Options;
KeywordRepo kRepo;
List <Keyword> kList;
//Act
using (var context = new Project2DBContext(options))
{
kRepo = new KeywordRepo(context);
kList = kRepo.GetKeywords().ToList();
}
//Assert
Assert.Equal(3, kList.Count);
}
