huskies: merge 857

server/src/pipeline_state/tests.rs

@@ -406,4 +406,136 @@ fn transition_error_display() {
     assert_eq!(err.to_string(), "invalid transition: Backlog + Accepted");
 }
 
+// ── Upcoming / Triage ──────────────────────────────────────────────
+
+#[test]
+fn triage_upcoming_to_backlog() {
+    let s = Stage::Upcoming;
+    let s = transition(s, PipelineEvent::Triage).unwrap();
+    assert!(matches!(s, Stage::Backlog));
+}
+
+#[test]
+fn cannot_triage_from_backlog() {
+    let result = transition(Stage::Backlog, PipelineEvent::Triage);
+    assert!(matches!(
+        result,
+        Err(TransitionError::InvalidTransition { .. })
+    ));
+}
+
+#[test]
+fn abandon_from_upcoming() {
+    let result = transition(Stage::Upcoming, PipelineEvent::Abandon).unwrap();
+    assert!(matches!(
+        result,
+        Stage::Archived {
+            reason: ArchiveReason::Abandoned,
+            ..
+        }
+    ));
+}
+
+#[test]
+fn supersede_from_upcoming() {
+    let result = transition(
+        Stage::Upcoming,
+        PipelineEvent::Supersede {
+            by: sid("999_story_new"),
+        },
+    )
+    .unwrap();
+    assert!(matches!(
+        result,
+        Stage::Archived {
+            reason: ArchiveReason::Superseded { .. },
+            ..
+        }
+    ));
+}
+
+#[test]
+fn cannot_deps_met_from_upcoming() {
+    let result = transition(Stage::Upcoming, PipelineEvent::DepsMet);
+    assert!(matches!(
+        result,
+        Err(TransitionError::InvalidTransition { .. })
+    ));
+}
+
+// ── Reject ─────────────────────────────────────────────────────────
+
+#[test]
+fn reject_from_active_stages() {
+    for s in [Stage::Backlog, Stage::Coding, Stage::Qa] {
+        let result = transition(
+            s.clone(),
+            PipelineEvent::Reject {
+                reason: "not needed".into(),
+            },
+        );
+        assert!(matches!(
+            result,
+            Ok(Stage::Archived {
+                reason: ArchiveReason::Rejected { .. },
+                ..
+            })
+        ));
+    }
+
+    let m = Stage::Merge {
+        feature_branch: fb("f"),
+        commits_ahead: nz(1),
+    };
+    let result = transition(
+        m,
+        PipelineEvent::Reject {
+            reason: "not needed".into(),
+        },
+    );
+    assert!(matches!(
+        result,
+        Ok(Stage::Archived {
+            reason: ArchiveReason::Rejected { .. },
+            ..
+        })
+    ));
+}
+
+#[test]
+fn cannot_reject_from_done() {
+    let s = Stage::Done {
+        merged_at: chrono::Utc::now(),
+        merge_commit: sha("abc"),
+    };
+    let result = transition(
+        s,
+        PipelineEvent::Reject {
+            reason: "too late".into(),
+        },
+    );
+    assert!(matches!(
+        result,
+        Err(TransitionError::InvalidTransition { .. })
+    ));
+}
+
+#[test]
+fn cannot_reject_from_archived() {
+    let s = Stage::Archived {
+        archived_at: chrono::Utc::now(),
+        reason: ArchiveReason::Completed,
+    };
+    let result = transition(
+        s,
+        PipelineEvent::Reject {
+            reason: "already done".into(),
+        },
+    );
+    assert!(matches!(
+        result,
+        Err(TransitionError::InvalidTransition { .. })
+    ));
+}
+
 // ── ProjectionError Display ─────────────────────────────────────────