reovim-module-cmdline 0.14.4

Command-line mode module for reovim - CmdlineState and CmdlineBridge
Documentation 
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use {
    super::*,
    crate::{CmdlineMessage, CmdlinePrompt},
};

#[test]
fn test_cmdline_bridge_kind() {
    assert_eq!(CmdlineBridge.kind(), "cmdline");
}

#[test]
fn test_cmdline_bridge_scope() {
    assert_eq!(CmdlineBridge.scope(), ExtensionScope::Client);
}

#[test]
fn test_cmdline_bridge_snapshot_empty() {
    let map = ExtensionMap::new();
    assert!(CmdlineBridge.snapshot(&map).is_none());
}

#[test]
fn test_cmdline_bridge_snapshot_active() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::Command);
    state.insert_char('w');
    state.insert_char('q');

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    assert_eq!(snap["active"], true);
    assert_eq!(snap["prompt"], ":");
    assert_eq!(snap["input"], "wq");
    assert_eq!(snap["cursor"], 2);
}

#[test]
fn test_cmdline_bridge_snapshot_inactive() {
    let mut map = ExtensionMap::new();
    map.get_or_insert::<CmdlineState>();

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    assert_eq!(snap["active"], false);
    assert_eq!(snap["prompt"], ":");
    assert_eq!(snap["input"], "");
    assert_eq!(snap["cursor"], 0);
}

#[test]
fn test_cmdline_bridge_snapshot_search_prompt() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::SearchForward);
    state.insert_char('f');
    state.insert_char('o');
    state.insert_char('o');

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    assert_eq!(snap["prompt"], "/");
    assert_eq!(snap["input"], "foo");
}

#[test]
fn test_cmdline_bridge_is_active_empty() {
    let map = ExtensionMap::new();
    assert!(!CmdlineBridge.is_active(&map));
}

#[test]
fn test_cmdline_bridge_is_active_true() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::Command);
    assert!(CmdlineBridge.is_active(&map));
}

#[test]
fn test_cmdline_bridge_snapshot_with_completions() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::Command);
    state.set_completions("w".to_string(), vec!["write".to_string(), "wq".to_string()]);
    state.complete_next();

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    let completions = snap["completions"].as_array().unwrap();
    assert_eq!(completions.len(), 2);
    assert_eq!(completions[0], "write");
    assert_eq!(completions[1], "wq");
    assert_eq!(snap["completion_index"], 0);
}

#[test]
fn test_cmdline_bridge_snapshot_no_completions() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::Command);

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    let completions = snap["completions"].as_array().unwrap();
    assert!(completions.is_empty());
    assert!(snap["completion_index"].is_null());
}

#[test]
fn test_cmdline_bridge_is_active_false_after_exit() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::Command);
    state.exit();
    assert!(!CmdlineBridge.is_active(&map));
}

// -- Message bridge tests (#558) --

#[test]
fn test_cmdline_bridge_snapshot_with_error_message() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.set_message(CmdlineMessage::Error("E492: Not an editor command".to_string()));

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    assert_eq!(snap["message"], "E492: Not an editor command");
    assert_eq!(snap["message_kind"], "error");
}

#[test]
fn test_cmdline_bridge_snapshot_with_info_message() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.set_message(CmdlineMessage::Info("3 lines yanked".to_string()));

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    assert_eq!(snap["message"], "3 lines yanked");
    assert_eq!(snap["message_kind"], "info");
}

#[test]
fn test_cmdline_bridge_snapshot_no_message() {
    let mut map = ExtensionMap::new();
    map.get_or_insert::<CmdlineState>();

    let snap = CmdlineBridge.snapshot(&map).unwrap();
    assert!(snap.get("message").is_none());
    assert!(snap.get("message_kind").is_none());
}

#[test]
fn test_cmdline_bridge_is_active_with_message_only() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    // Not active, but has a message
    assert!(!state.is_active());
    state.set_message(CmdlineMessage::Error("test".to_string()));
    assert!(CmdlineBridge.is_active(&map));
}

#[test]
fn test_cmdline_bridge_is_active_after_exit_with_message() {
    let mut map = ExtensionMap::new();
    let state = map.get_or_insert::<CmdlineState>();
    state.enter(CmdlinePrompt::Command);
    state.exit();
    // After exit, not active...
    assert!(!CmdlineBridge.is_active(&map));
    // ...but with a message, it should be active
    let state = map.get_or_insert::<CmdlineState>();
    state.set_message(CmdlineMessage::Error("E492: foo".to_string()));
    assert!(CmdlineBridge.is_active(&map));
}