public void AddNullStringKeyword()
{
String expectedkeyword = null;
Paper existingpaper = new Paper();
existingpaper.addKeyword(expectedkeyword);
}
public void AddNumericalKeyword()
{
String expectedkeyword = "1234";
Paper existingpaper = new Paper();
existingpaper.addKeyword(expectedkeyword);
}
public void AddEmptyStringKeyword()
{
String expectedkeyword = "";
Paper existingpaper = new Paper();
existingpaper.addKeyword(expectedkeyword);
}
public void SearchNormal_ExistingKeyword_MultiplePapers()
{
// create database, existing papers array, and define existing keyword of "Doppler Effect"
String existingKeyword = "Doppler Effect";
Database allPapers = new Database();
Paper [] existingPaper = new Paper [2];
// apply existing keyword across multiple papers and add those papers to database
for (int i = 0; i < 2; i++)
{
// create paper with existing keyword
existingPaper[i] = new Paper();
existingPaper[i].addKeyword(existingKeyword);
// add paper to a database
Database.addPaper(allPapers, existingPaper[i]);
}
// search database using keyword of "Doppler Effect"
List<Paper> searchedPaper = Database.searchByKeyword(allPapers, existingKeyword);
// check if search result returns null (found no matches for "Doppler Effect")
if (searchedPaper == null) Assert.Fail();
// check if search results match the added papers
Assert.AreEqual(existingPaper[0], searchedPaper[0]);
Assert.AreEqual(existingPaper[1], searchedPaper[1]);
}
public void AddDuplicateKeyword()
{
String expectedkeyword = "Testing";
Paper existingpaper = new Paper();
existingpaper.addKeyword(expectedkeyword);
existingpaper.addKeyword(expectedkeyword);
}
internal static void addPaper(Database database, Paper existingPaper)
{
// verify that arguments are valid
if (existingPaper == null) throw new ArgumentNullException();
if (database == null) throw new ArgumentNullException();
// add paper to database
Database.getAllPapers(database).Add(existingPaper);
}
public void RemoveNormalUniqueKeyword()
{
String expectedkeyword = "Testing";
Paper existingpaper = new Paper();
Author a = new Author();
existingpaper.removeKeyword(expectedkeyword);
List<String> keywords = existingpaper.listKeywords();
bool removed = keywords.Contains(expectedkeyword);
Assert.IsFalse(removed);
}
public void AddNormalUniqueKeyword()
{
String expectedkeyword = "Testing";
Paper existingpaper = new Paper();
Author a = new Author();
existingpaper.addKeyword(expectedkeyword);
List<String> keywords = existingpaper.listKeywords();
List<String> authorkeywords = a.listKeywords();
String actual = keywords.Find(s => s == expectedkeyword);
Assert.AreEqual(actual, expectedkeyword);
actual = authorkeywords.Find(s => s == expectedkeyword);
Assert.AreEqual(actual, expectedkeyword);
}
public void SearchNormal_NonExistingKeyword()
{
// create paper with keyword of "Doppler Effect"
String existingKeyword = "Doppler Effect";
Paper existingPaper = new Paper();
existingPaper.addKeyword(existingKeyword);
// add paper to a database
Database allPapers = new Database();
Database.addPaper(allPapers, existingPaper);
// search database using non-existing keyword of "Fusion"
String nonExistingKeyword = "Fusion";
List<Paper> searchedPaper = Database.searchByKeyword(allPapers, nonExistingKeyword);
// check if search result returns null (found no matches for "Fusion")
Assert.AreEqual(searchedPaper, null);
}
public void SearchNormal_ExistingKeyword_SinglePaper()
{
// create paper with keyword of "Doppler Effect"
String existingKeyword = "Doppler Effect";
Paper existingPaper = new Paper();
existingPaper.addKeyword(existingKeyword);
// add paper to a database
Database allPapers = new Database();
Database.addPaper(allPapers, existingPaper);
// search database using keyword of "Doppler Effect"
List<Paper> searchedPaper = Database.searchByKeyword(allPapers, existingKeyword);
// check if search result returns null (found no matches for "Doppler Effect")
if (searchedPaper == null) Assert.Fail();
// check if search result matches the added paper
Assert.AreEqual(existingPaper, searchedPaper[0]);
}
internal static int getDatabaseIDByPaperReference(Database database, Paper query)
{
// verify that arguments are valid
if (query == null) throw new ArgumentNullException();
if (database == null) throw new ArgumentNullException();
// scan through all papers
for (int i = 0; i < Database.getAllPapers(database).Count; i++)
{
// if this paper's reference matches the query's reference, the paper is found
// return this index
if (Database.getAllPapers(database).ElementAt(i) == query)
return i;
}
// return -1 if no paper found
return -1;
}
internal static void deletePaperByPaperReference(Database database, Paper query)
{
// verify that arguments are valid
if (query == null) throw new ArgumentNullException();
if (database == null) throw new ArgumentNullException();
// scan through all papers
for (int i = 0; i < Database.getAllPapers(database).Count; i++)
{
// if this paper's reference matches the query's reference, the paper is found
// delete this paper from database
if (Database.getAllPapers(database).ElementAt(i) == query)
Database.getAllPapers(database).RemoveAt(i);
}
}
public void SearchProblem_NullKeywordGiven()
{
// create paper with keyword of "Doppler Effect"
String existingKeyword = "Doppler Effect";
Paper existingPaper = new Paper();
existingPaper.addKeyword(existingKeyword);
// add paper to a database
Database allPapers = new Database();
Database.addPaper(allPapers, existingPaper);
// search database using null keyword
List<Paper> searchedPaper = Database.searchByKeyword(allPapers, null);
// check if search result returns null (found no matches for null keyword)
Assert.AreEqual(searchedPaper, null);
}
