Function test_save_dedup

atomic-agent/src/learnings.rs:1080–1112

()

    #[test]
    fn test_save_dedup() {
        let dir = TempDir::new().unwrap();
        let claude_md = dir.path().join("CLAUDE.md");

        // First save
        let learnings = Learnings {
            repo: vec!["Learning A".into(), "Learning B".into()],
            code: vec![],
            workflow: vec![],
        };
        save_learnings_to_context_file(dir.path(), "claude-code", &learnings).unwrap();

        // Second save with overlap
        let learnings2 = Learnings {
            repo: vec![
                "Learning A".into(), // duplicate
                "Learning C".into(), // new
            ],
            code: vec![],
            workflow: vec![],
        };
        let result =
            save_learnings_to_context_file(dir.path(), "claude-code", &learnings2).unwrap();

        assert_eq!(result.added, 1); // only C
        assert_eq!(result.skipped_duplicates, 1); // A was skipped

        let content = std::fs::read_to_string(&claude_md).unwrap();
        // A should appear once, not twice
        assert_eq!(content.matches("Learning A").count(), 1);
        assert!(content.contains("Learning B"));
        assert!(content.contains("Learning C"));
    }

    #[test]
    fn test_save_merge_no_heading_duplication() {