vectorcraft/crates/engine/src/tests_toolsettings.rs

99 lines
3.9 KiB
Rust

//! Tool options that persist across tool switches, documents and launches (`Prefs::tool_settings`).
use serde_json::json;
use super::*;
fn session() -> Session {
let mut s = Session::new();
s.execute("file.new", &json!({"width": 800, "height": 600})).unwrap();
s
}
fn select(s: &mut Session, tool: &str) {
s.select_tool(tool, ViewInfo::default()).unwrap();
}
#[test]
fn options_survive_a_tool_switch() {
let mut s = session();
select(&mut s, "mirrorCut");
s.set_tool_option("axis", &json!("horizontal"));
s.set_tool_option("keep", &json!("bottom"));
select(&mut s, "selection");
select(&mut s, "mirrorCut");
assert_eq!(s.tool_options(), json!({"axis": "horizontal", "keep": "bottom"}));
// Interaction state isn't kept: the Rotate tool's reference point starts afresh.
select(&mut s, "rotate");
s.set_tool_option("origin", &json!([10, 20]));
select(&mut s, "selection");
select(&mut s, "rotate");
assert_eq!(s.tool_options(), json!({"origin": null}));
}
#[test]
fn liquify_tools_share_the_global_brush_but_not_their_own_options() {
let mut s = session();
select(&mut s, "warp");
s.set_tool_option("width", &json!(60));
s.set_tool_option("intensity", &json!(80));
s.set_tool_option("detail", &json!(7));
select(&mut s, "twirl");
let o = s.tool_options();
assert_eq!((o["width"].as_f64(), o["intensity"].as_f64(), o["detail"].as_f64()), (Some(60.0), Some(0.8), Some(2.0)));
s.set_tool_option("rate", &json!(-90));
select(&mut s, "warp");
assert_eq!(s.tool_options()["detail"], json!(7.0));
select(&mut s, "twirl");
assert_eq!(s.tool_options()["rate"], json!(-90.0));
}
#[test]
fn another_tools_options_are_stored_and_shared_ones_reach_the_active_tool() {
let mut s = session();
select(&mut s, "warp");
let o = s.set_tool_option_cmd(&json!({"tool": "pucker", "values": {"width": 40, "height": 30, "detail": 5}})).unwrap();
assert_eq!((o["tool"].as_str(), o["detail"].as_f64()), (Some("pucker"), Some(5.0)));
assert_eq!((s.tool_id(), s.tool_options()["width"].as_f64(), s.tool_options()["detail"].as_f64()), ("warp", Some(40.0), Some(2.0)));
assert_eq!(s.tool_options_of("pucker")["height"], json!(30.0));
select(&mut s, "pucker");
assert_eq!(s.tool_options()["detail"], json!(5.0));
// `{}` reads the options; an unknown tool is an error.
assert_eq!(s.set_tool_option_cmd(&json!({})).unwrap(), s.tool_options());
assert!(s.set_tool_option_cmd(&json!({"tool": "nope", "key": "width", "value": 1})).is_err());
}
#[test]
fn a_gesture_keeps_what_it_changed_and_a_document_switch_keeps_options() {
let mut s = session();
select(&mut s, "spiral");
s.set_tool_option("segments", &json!(14));
s.execute("file.new", &json!({"width": 300, "height": 300})).unwrap();
assert_eq!(s.tool_id(), "spiral");
assert_eq!(s.tool_options()["segments"], json!(14));
s.set_active(0);
assert_eq!(s.tool_options()["segments"], json!(14));
}
#[test]
fn options_are_saved_with_the_preferences() {
let mut s = session();
select(&mut s, "polygon");
s.set_tool_option("sides", &json!(9));
select(&mut s, "selection");
let saved = serde_json::to_string(&s.prefs).unwrap();
assert!(saved.contains("toolSettings"), "{saved}");
// Next launch.
let mut t = session();
t.apply_prefs(serde_json::from_str(&saved).unwrap());
select(&mut t, "polygon");
assert_eq!(t.tool_options()["sides"], json!(9));
// Older preference files have none; none are written until a tool keeps something.
assert!(Prefs::default().to_json().get("toolSettings").is_none());
let old: Prefs = serde_json::from_value(json!({"keyboardIncrement": 2})).unwrap();
assert!(old.tool_settings.is_empty());
// Resetting the preferences keeps them.
t.execute("prefs.reset", &json!({})).unwrap();
assert_eq!(t.prefs.tool_settings["polygon"]["sides"], json!(9));
}