100 lines
4.3 KiB
Java
100 lines
4.3 KiB
Java
import org.junit.jupiter.api.*;
|
|
import static org.junit.jupiter.api.Assertions.*;
|
|
import java.util.*;
|
|
|
|
public class Testing {
|
|
private Repository repo1;
|
|
private Repository repo2;
|
|
|
|
// Occurs before each of the individual test cases
|
|
// (creates new repos and resets commit ids)
|
|
@BeforeEach
|
|
public void setUp() {
|
|
repo1 = new Repository("repo1");
|
|
repo2 = new Repository("repo2");
|
|
Repository.Commit.resetIds();
|
|
}
|
|
|
|
// TODO: Write your tests here!
|
|
|
|
/////////////////////////////////////////////////////////////////////////////////
|
|
// PROVIDED HELPER METHODS (You don't have to use these if you don't want to!) //
|
|
/////////////////////////////////////////////////////////////////////////////////
|
|
|
|
// Commits all of the provided messages into the provided repo, making sure timestamps
|
|
// are correctly sequential (no ties). If used, make sure to include
|
|
// 'throws InterruptedException'
|
|
// much like we do with 'throws FileNotFoundException'. Example useage:
|
|
//
|
|
// repo1:
|
|
// head -> null
|
|
// To commit the messages "one", "two", "three", "four"
|
|
// commitAll(repo1, new String[]{"one", "two", "three", "four"})
|
|
// This results in the following after picture
|
|
// repo1:
|
|
// head -> "four" -> "three" -> "two" -> "one" -> null
|
|
//
|
|
// YOU DO NOT NEED TO UNDERSTAND HOW THIS METHOD WORKS TO USE IT! (this is why documentation
|
|
// is important!)
|
|
public void commitAll(Repository repo, String[] messages) throws InterruptedException {
|
|
// Commit all of the provided messages
|
|
for (String message : messages) {
|
|
int size = repo.getRepoSize();
|
|
repo.commit(message);
|
|
|
|
// Make sure exactly one commit was added to the repo
|
|
assertEquals(size + 1, repo.getRepoSize(),
|
|
String.format("Size not correctly updated after commiting message [%s]",
|
|
message));
|
|
|
|
// Sleep to guarantee that all commits have different time stamps
|
|
Thread.sleep(2);
|
|
}
|
|
}
|
|
|
|
// Makes sure the given repositories history is correct up to 'n' commits, checking against
|
|
// all commits made in order. Example useage:
|
|
//
|
|
// repo1:
|
|
// head -> "four" -> "three" -> "two" -> "one" -> null
|
|
// (Commits made in the order ["one", "two", "three", "four"])
|
|
// To test the getHistory() method up to n=3 commits this can be done with:
|
|
// testHistory(repo1, 3, new String[]{"one", "two", "three", "four"})
|
|
// Similarly, to test getHistory() up to n=4 commits you'd use:
|
|
// testHistory(repo1, 4, new String[]{"one", "two", "three", "four"})
|
|
//
|
|
// YOU DO NOT NEED TO UNDERSTAND HOW THIS METHOD WORKS TO USE IT! (this is why documentation
|
|
// is important!)
|
|
public void testHistory(Repository repo, int n, String[] allCommits) {
|
|
int totalCommits = repo.getRepoSize();
|
|
assertTrue(n <= totalCommits,
|
|
String.format("Provided n [%d] too big. Only [%d] commits",
|
|
n, totalCommits));
|
|
|
|
String[] nCommits = repo.getHistory(n).split("\n");
|
|
|
|
assertTrue(nCommits.length <= n,
|
|
String.format("getHistory(n) returned more than n [%d] commits", n));
|
|
assertTrue(nCommits.length <= allCommits.length,
|
|
String.format("Not enough expected commits to check against. " +
|
|
"Expected at least [%d]. Actual [%d]",
|
|
n, allCommits.length));
|
|
|
|
for (int i = 0; i < n; i++) {
|
|
String commit = nCommits[i];
|
|
|
|
// Old commit messages/ids are on the left and the more recent commit messages/ids are
|
|
// on the right so need to traverse from right to left
|
|
int backwardsIndex = totalCommits - 1 - i;
|
|
String commitMessage = allCommits[backwardsIndex];
|
|
|
|
assertTrue(commit.contains(commitMessage),
|
|
String.format("Commit [%s] doesn't contain expected message [%s]",
|
|
commit, commitMessage));
|
|
assertTrue(commit.contains("" + backwardsIndex),
|
|
String.format("Commit [%s] doesn't contain expected id [%d]",
|
|
commit, backwardsIndex));
|
|
}
|
|
}
|
|
}
|