panache 2.52.0

An LSP, formatter, and linter for Markdown, Quarto, and R Markdown
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//! Tests for basic document lifecycle (open, edit, close).

use super::helpers::*;
use tower_lsp_server::ls_types::*;

#[tokio::test]
async fn test_open_document() {
    let server = TestLspServer::new();

    // Open a simple document
    server
        .open_document("file:///test.qmd", "# Hello\n\nWorld", "quarto")
        .await;

    // Verify document is in state
    let content = server.get_document_content("file:///test.qmd").await;
    assert_eq!(content, Some("# Hello\n\nWorld".to_string()));
}

#[tokio::test]
async fn test_close_document() {
    let server = TestLspServer::new();

    // Open then close
    server
        .open_document("file:///test.qmd", "# Hello", "quarto")
        .await;
    server.close_document("file:///test.qmd").await;

    // Verify document is removed from state
    let content = server.get_document_content("file:///test.qmd").await;
    assert_eq!(content, None);
}

#[tokio::test]
async fn test_edit_document_full_replace() {
    let server = TestLspServer::new();

    // Open document
    server
        .open_document("file:///test.qmd", "# Original", "quarto")
        .await;

    // Edit with full replacement
    server
        .edit_document(
            "file:///test.qmd",
            vec![full_document_change("# Modified\n\nNew content")],
        )
        .await;

    // Verify content changed
    let content = server.get_document_content("file:///test.qmd").await;
    assert_eq!(content, Some("# Modified\n\nNew content".to_string()));
}

#[tokio::test]
async fn test_server_advertises_save_capability() {
    // External linters run on save (not per keystroke), so the server must ask
    // clients to send `textDocument/didSave`.
    let server = TestLspServer::new();
    let result = server.initialize_result("file:///workspace").await;

    let Some(TextDocumentSyncCapability::Options(sync)) = result.capabilities.text_document_sync
    else {
        panic!("expected TextDocumentSync options");
    };
    assert!(
        matches!(
            sync.save,
            Some(TextDocumentSyncSaveOptions::SaveOptions(_))
                | Some(TextDocumentSyncSaveOptions::Supported(true))
        ),
        "server should advertise save support, got {:?}",
        sync.save
    );
}

#[tokio::test]
async fn test_open_edit_save_keeps_document_state() {
    // The save path cancels any pending debounced lint and runs a full pass;
    // document state must remain consistent across open -> edit -> save.
    let server = TestLspServer::new();
    server.initialize("file:///workspace").await;
    server
        .open_document("file:///test.qmd", "# Original", "quarto")
        .await;
    server
        .edit_document(
            "file:///test.qmd",
            vec![full_document_change("# Edited\n\nBody")],
        )
        .await;

    server.save_document("file:///test.qmd").await;

    // Edited content survives the save pass and the document is still tracked.
    let content = server.get_document_content("file:///test.qmd").await;
    assert_eq!(content, Some("# Edited\n\nBody".to_string()));
}