cli: Allow merging patch drafts

radicle-cli/examples/rad-patch-merge-draft.md

@@ -0,0 +1,19 @@
+Let's start by creating a draft patch.
+
+``` (stderr) RAD_SOCKET=/dev/null
+$ git checkout -b feature/1 -q
+$ git commit --allow-empty -q -m "First change"
+$ git push -o patch.draft rad HEAD:refs/patches
+✓ Patch cf29ac6b10141058be66b94a92a81c703b972751 drafted
+To rad://z42hL2jL4XNk6K8oHQaSWfMgCL7ji/z6MknSLrJoTcukLrE435hVNQT4JUhbvWLX4kUzqkEStBU8Vi
+ * [new reference]   HEAD -> refs/patches
+```
+
+``` (stderr) RAD_SOCKET=/dev/null
+$ git checkout master -q
+$ git merge feature/1
+$ git push rad master
+✓ Patch cf29ac6b10141058be66b94a92a81c703b972751 merged
+To rad://z42hL2jL4XNk6K8oHQaSWfMgCL7ji/z6MknSLrJoTcukLrE435hVNQT4JUhbvWLX4kUzqkEStBU8Vi
+   f2de534..20aa5dd  master -> master
+```

radicle-cli/tests/commands.rs

@@ -666,6 +666,26 @@ fn rad_patch_via_push() {
     .unwrap();
 }
 
+#[test]
+fn rad_patch_merge_draft() {
+    let mut environment = Environment::new();
+    let profile = environment.profile(config::profile("alice"));
+    let working = tempfile::tempdir().unwrap();
+    let home = &profile.home;
+
+    // Setup a test repository.
+    fixtures::repository(working.path());
+
+    test("examples/rad-init.md", working.path(), Some(home), []).unwrap();
+    test(
+        "examples/rad-patch-merge-draft.md",
+        working.path(),
+        Some(home),
+        [],
+    )
+    .unwrap();
+}
+
 #[test]
 #[cfg(not(target_os = "macos"))]
 fn rad_review_by_hunk() {

radicle-remote-helper/src/push.rs

@@ -540,7 +540,7 @@ fn patch_merge_all<G: Signer>(
             // Skip patches that failed to load.
             continue;
         };
-        if !patch.is_open() {
+        if !patch.is_open() && !patch.is_draft() {
             continue;
         }
         // Later revisions are more likely to be merged, so we build the list backwards.