public async Task ExistsAsync_ShouldReturnsFalse_WhenSubscriberEmailNotExists()
{
await this.dbContext.Subscribers.AddRangeAsync(new List <Subscriber>
{
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = "*****@*****.**"
},
});
await this.dbContext.SaveChangesAsync();
var subscriberService = new SubscriberService(this.dbContext);
var notExistingEmail = "*****@*****.**";
var result = await subscriberService.ExistsAsync(notExistingEmail);
Assert.False(result);
}
public async Task ExistsAsync_ShouldReturnsTrue_WhenSubscriberEmailExists()
{
var existingEmail = "*****@*****.**";
await this.dbContext.Subscribers.AddRangeAsync(new List <Subscriber>
{
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = existingEmail
},
new Subscriber {
Email = "*****@*****.**"
},
new Subscriber {
Email = "*****@*****.**"
},
});
await this.dbContext.SaveChangesAsync();
var subscriberService = new SubscriberService(this.dbContext);
var result = await subscriberService.ExistsAsync(existingEmail);
Assert.True(result);
}
