Add repo existing check tests

Update ReleaseVersion regex to also accept version with less than 3 values

Author: Lezurex

.idea/gradle.xml

@@ -36,7 +36,7 @@ public ReleaseVersion(String versionString) {
     }
 
     private void parseVersionString(String s) {
-        final Pattern pattern = Pattern.compile("[vV]?(\\d+)\\.(\\d+)\\.(\\d+)");
+        final Pattern pattern = Pattern.compile("[vV]?(\\d+)\\.?(\\d+)?\\.?(\\d+)?");
         final Matcher matcher = pattern.matcher(s);
 
         if (matcher.find()) {

.idea/sonarlint/issuestore/index.pb

@@ -0,0 +1,27 @@
+package com.lezurex.githubversionchecker;
+
+import com.lezurex.githubversionchecker.exceptions.RepoNotFoundException;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class GithubVersionCheckerTest {
+
+    @Test
+    @DisplayName("Setup with valid repo")
+    void setupValidRepo() {
+        ReleaseVersion releaseVersion = new ReleaseVersion("0.1.1");
+        assertDoesNotThrow(() -> {
+            GithubVersionChecker versionChecker = new GithubVersionChecker("Lezurex", "github-version-checker", releaseVersion);
+        }, "Repo validation failed!");
+    }
+
+    @Test
+    @DisplayName("Setup with invalid repo")
+    void setupInvalidRepo() {
+        ReleaseVersion releaseVersion = new ReleaseVersion("0.1.1");
+        assertThrows(RepoNotFoundException.class, () -> new GithubVersionChecker("Lezurex", "doesnotexist", releaseVersion), "Repo validation di not fail!");
+    }
+
+}