public void TestIfNoPromoGetPromoRulesReturnsEmptyList( )
{
var ruleFile = TestAssistant.GetPromoRuleFileNameFromAppConfig( );
File.AppendAllText(ruleFile, string.Empty);
var ruleFactory = new ComaSeparatedFileSpecialPricingRuleFactory(ruleFile);
var rules = ruleFactory.GetPromoRules( );
Assert.IsNotNull(rules);
Assert.IsTrue(0 == rules.Count( ));
}
public void TestGetPromoRulesReturnsListOfInitialisedRules( )
{
var ruleFile = TestAssistant.GetPromoRuleFileNameFromAppConfig( );
var allLines = new List <string>( )
{
PROMORULEHEADER, RULEONE, RULETWO
};
File.AppendAllLines(ruleFile, allLines);
var ruleFactory = new ComaSeparatedFileSpecialPricingRuleFactory(ruleFile);
var rules = ruleFactory.GetPromoRules( );
File.Delete(ruleFile);
Assert.IsNotNull(rules);
Assert.IsTrue(2 == rules.Count( )); // We should expected 2 rules excluding the header
}
/// <summary>
/// Get rules
/// </summary>
/// <returns></returns>
public static List <CheckoutKata.Business.ISpecialPricingRule> CreateRulesFromTexFile( )
{
var ruleFile = TestAssistant.GetPromoRuleFileNameFromAppConfig( );
var allLines = new List <string>( )
{
PROMORULEHEADER, RULEONE, RULETWO
};
// Write the promotion rules to the file
File.AppendAllLines(ruleFile, allLines);
var ruleFactory = new ComaSeparatedFileSpecialPricingRuleFactory(ruleFile);
File.Delete(ruleFile);
// Any test calling this will fail if the an exception is thrown whist tring to get the List of promo rules.
// Its ok, as it is a test. It will force the engineer to debug why their test is failing
return(ruleFactory.GetPromoRules( ).ToList( ));
}