Misc Changes

app/src/main/java/solutions/tretter/githugandroid/levels/RebaseLevel.kt

@@ -0,0 +1,22 @@
+package solutions.tretter.githugandroid
+
+/**
+ * Port of the upstream ruby-githug `rebase` level.
+ *
+ * Setup documents the repository shape the learner explores. Evaluation is kept
+ * state-based whenever the exercise changes repository objects; answer-only
+ * levels intentionally validate the answer entered at the prompt.
+ */
+internal fun rebaseLevel(): Level = level(
+    id = "rebase",
+    title = "Rebase",
+    description = "We are using a git rebase workflow and the feature branch is ready to go into master. Let's rebase the feature branch onto our master branch.",
+    hints = listOf("You want to research the `git rebase` command"),
+    commandSuggestions = listOf("git checkout feature", "git rebase master"),
+    setup = { RepoState(initialized = true, headBranch = "feature", branches = mapOf("master" to 2, "feature" to 3)) },
+    validator = repoPredicate { repo -> repo.headBranch == "feature" && (repo.branches["feature"] ?: 0) >= (repo.branches["master"] ?: 0) },
+    testCases = listOf(
+        levelTestCase("rebase feature on master", "git rebase master"),
+        levelTestCase("checkout then rebase", "git checkout feature", "git rebase master"),
+    ),
+)