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vectorcraft/crates/engine/src/tests_prefs.rs
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wstockandClaude Fable 5.1 14d7b3ddce Part of #394: Smart Guides display options and Snapping Tolerance
Color, Alignment Guides, Anchor/Path Labels, Measurement Labels,
Transform Tools, Object Highlighting and Snapping Tolerance are read:

- tools: `guides::GuideStyle` on `Targets` (`styled(cx)`) colours the
  lines and labels and leaves them out when their option is off, the
  snap itself unchanged; `ToolContext` gains the six fields and
  `snap_tol()`, replacing the 5 px literal for every smart guide snap
  (drawn points, moves, bounding-box handles, ruler guides, artboards,
  reference points). The tools gate their `Overlay::Measure` readouts on
  Measurement Labels (drawing, moving, ruler guides, artboards) or
  Transform Tools (scaling, rotating, Free Transform, transform tools).
- engine: `with_tool_cx` fills them from `Prefs` (the colour parsed, magenta
  as fallback); the colour's default is `#ff3dfc`, what the tools drew.
- ui-egui: the hover outline needs Object Highlighting and Smart Guides.
- Tests in tools (guides, select), engine (tests_prefs) and the canvas;
  docs/mcp.md and ROADMAP.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
2026-10-08 15:46:15 +07:00

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//! Preferences: `prefs.get` / `prefs.set` / `prefs.reset` / `prefs.list`.
use serde_json::{Value, json};
use super::*;
use crate::cmd::prefscmds::{PREF_CATEGORIES, PREF_GROUPS, PREF_SPECS, validate};
#[test]
fn every_spec_matches_a_prefs_field_and_back() {
let all = Prefs::default().to_json();
let obj = all.as_object().unwrap();
for sp in PREF_SPECS {
assert!(obj.contains_key(sp.key), "spec `{}` has no Prefs field", sp.key);
assert!(PREF_CATEGORIES.contains(&sp.category), "spec `{}` has unknown category", sp.key);
// Defaults validate against their own spec.
assert!(validate(sp.key, &obj[sp.key]).is_ok(), "default of `{}` fails validation", sp.key);
}
for k in obj.keys() {
assert!(PREF_SPECS.iter().any(|s| s.key == k) || PREF_GROUPS.contains(&k.as_str()), "Prefs field `{k}` has no spec");
}
for c in PREF_CATEGORIES {
assert!(PREF_SPECS.iter().any(|s| s.category == *c), "category {c} is empty");
}
}
#[test]
fn set_and_get_keyboard_increment_drives_nudge() {
let mut s = Session::new();
s.execute("prefs.set", &json!({"key": "keyboardIncrement", "value": 5})).unwrap();
assert_eq!(s.execute("prefs.get", &json!({"key": "keyboardIncrement"})).unwrap(), json!(5.0));
s.execute("file.new", &json!({"width": 400, "height": 400})).unwrap();
let r = s.execute("shape.rectangle", &json!({"x": 10, "y": 10, "width": 20, "height": 20})).unwrap();
let id = NodeId(r["id"].as_u64().unwrap());
s.execute("object.nudge", &json!({"dx": 1, "dy": 0})).unwrap();
let b = s.doc().unwrap().doc.node(id).unwrap().geometric_bounds().unwrap();
assert!((b.x0 - 15.0).abs() < 1e-9);
}
#[test]
fn set_rejects_out_of_range_and_wrong_types() {
let mut s = Session::new();
assert!(s.execute("prefs.set", &json!({"key": "keyboardIncrement", "value": -1})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "anchorSize", "value": 9})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "anchorSize", "value": 2.5})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "scaleStrokes", "value": 3})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "uiBrightness", "value": "purple"})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "gridColor", "value": "#12345"})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "nope", "value": 1})).is_err());
assert!(s.execute("prefs.set", &json!({"key": "scaleStrokes"})).is_err());
assert_eq!(s.prefs, Prefs::default());
}
#[test]
fn set_normalizes_strings_labels_and_colours() {
let mut s = Session::new();
let r = s
.execute(
"prefs.set",
&json!({"values": {"uiBrightness": "Medium Light", "gridColor": "ABCDEF", "keyboardIncrement": "2.5 pt", "scaleStrokes": "false"}}),
)
.unwrap();
assert_eq!(r["uiBrightness"], json!("mediumLight"));
assert_eq!(s.prefs.grid_color, "#abcdef");
assert_eq!(s.prefs.keyboard_increment, 2.5);
assert!(!s.prefs.scale_strokes);
}
#[test]
fn batch_set_is_atomic() {
let mut s = Session::new();
assert!(s.execute("prefs.set", &json!({"values": {"keyboardIncrement": 3, "anchorSize": 99}})).is_err());
assert_eq!(s.prefs.keyboard_increment, 1.0);
}
#[test]
fn grid_prefs_apply_to_open_documents() {
let mut s = Session::new();
s.execute("file.new", &json!({"width": 400, "height": 400})).unwrap();
s.execute("prefs.set", &json!({"values": {"gridlineEvery": 36, "gridSubdivisions": 4}})).unwrap();
let g = &s.doc().unwrap().doc.grid;
assert_eq!((g.spacing, g.subdivisions), (36.0, 4));
}
#[test]
fn history_states_limit_undo_depth() {
let mut s = Session::new();
s.execute("prefs.set", &json!({"key": "historyStates", "value": 5})).unwrap();
s.execute("file.new", &json!({"width": 400, "height": 400})).unwrap();
for i in 0..9 {
s.execute("shape.rectangle", &json!({"x": i * 10, "y": 0, "width": 5, "height": 5})).unwrap();
}
assert!(s.doc().unwrap().history.undo.len() <= 5);
}
#[test]
fn reset_category_and_all() {
let mut s = Session::new();
s.execute("prefs.set", &json!({"values": {"keyboardIncrement": 7, "gridColor": "#000000"}})).unwrap();
s.execute("prefs.reset", &json!({"category": "General"})).unwrap();
assert_eq!(s.prefs.keyboard_increment, 1.0);
assert_eq!(s.prefs.grid_color, "#000000");
s.execute("prefs.reset", &json!({})).unwrap();
assert_eq!(s.prefs, Prefs::default());
assert!(s.execute("prefs.reset", &json!({"category": "Bogus"})).is_err());
}
#[test]
fn list_describes_every_pref() {
let mut s = Session::new();
let l = s.execute("prefs.list", &json!({})).unwrap();
let a = l.as_array().unwrap();
assert_eq!(a.len(), PREF_SPECS.len());
assert!(a.iter().any(|e| e["key"] == "renderThreads" && e["kind"] == "integer" && e["min"] == -1));
}
#[test]
fn prefs_serde_round_trip_and_tolerates_missing_fields() {
let p = Prefs { ui_scaling: 1.25, units_general: "millimeters".into(), ..Default::default() };
let back: Prefs = serde_json::from_value(p.to_json()).unwrap();
assert_eq!(back, p);
let partial: Prefs = serde_json::from_value(json!({"keyboardIncrement": 4})).unwrap();
assert_eq!(partial.keyboard_increment, 4.0);
assert_eq!(partial.corner_radius, 12.0);
}
/// Performance › Graphics Processor (#306): power saving by default, set by value or label, kept
/// through a save/load round trip, and a bad value is an error that changes nothing.
#[test]
fn gpu_preference_defaults_to_power_saving_and_validates() {
let mut s = Session::new();
assert_eq!(s.prefs.gpu_preference, "powerSaving");
assert_eq!(s.execute("prefs.get", &json!({"key": "gpuPreference"})).unwrap(), json!("powerSaving"));
s.execute("prefs.set", &json!({"key": "gpuPreference", "value": "highPerformance"})).unwrap();
assert_eq!(s.prefs.gpu_preference, "highPerformance");
s.execute("prefs.set", &json!({"key": "gpuPreference", "value": "Power Saving (integrated)"})).unwrap();
assert_eq!(s.prefs.gpu_preference, "powerSaving");
for bad in [json!("turbo"), json!(""), json!(1), json!(null), json!(["highPerformance"])] {
assert!(s.execute("prefs.set", &json!({"key": "gpuPreference", "value": bad})).is_err(), "{bad}");
assert_eq!(s.prefs.gpu_preference, "powerSaving");
}
let p = Prefs { gpu_preference: "highPerformance".into(), ..Default::default() };
let back: Prefs = serde_json::from_value(p.to_json()).unwrap();
assert_eq!(back.gpu_preference, "highPerformance");
// Preference files written before the preference existed get the default.
let old: Prefs = serde_json::from_value(json!({"gpuPerformance": true})).unwrap();
assert_eq!(old.gpu_preference, "powerSaving");
let l = s.execute("prefs.list", &json!({})).unwrap();
let row = l.as_array().unwrap().iter().find(|e| e["key"] == "gpuPreference").unwrap().clone();
assert_eq!(row["category"], "Performance");
assert_eq!(row["options"], json!(["powerSaving", "highPerformance"]));
s.execute("prefs.set", &json!({"key": "gpuPreference", "value": "highPerformance"})).unwrap();
s.execute("prefs.reset", &json!({"category": "Performance"})).unwrap();
assert_eq!(s.prefs.gpu_preference, "powerSaving");
}
/// Selection & Anchor Display › Tolerance, Object Selection by Path Only and Command Click to
/// Select Objects Behind, and General › Double Click To Isolate, as the Selection tool sees them
/// (#394).
#[test]
fn selection_preferences_drive_the_selection_tool() {
use vectorcraft_tools::{Mods, PointerEvent, PointerKind};
let mut s = Session::new();
s.execute("file.new", &json!({"width": 400, "height": 400})).unwrap();
let rect = |s: &mut Session, x: f64| {
NodeId(s.execute("shape.rectangle", &json!({"x": x, "y": 100, "width": 100, "height": 100})).unwrap()["id"].as_u64().unwrap())
};
// Two filled squares overlapping between x = 150 and 200, `front` on top.
let (back, front) = (rect(&mut s, 100.0), rect(&mut s, 150.0));
s.select_tool("selection", ViewInfo::default()).unwrap();
let set = |s: &mut Session, key: &str, value: Value| s.execute("prefs.set", &json!({"key": key, "value": value})).unwrap();
let click = |s: &mut Session, x: f64, mods: Mods| {
for k in [PointerKind::Down, PointerKind::Up] {
// Halfway between the bounding box's handles.
s.pointer(&PointerEvent::new(k, x, 125.0).with_mods(mods), ViewInfo::default()).unwrap();
}
s.doc().unwrap().selection.objects.clone()
};
let plain = Mods::default();
// Tolerance: the right edge's stroke ends at x = 250.5.
assert_eq!(click(&mut s, 252.5, plain), vec![front], "2 px out: within the default 3 px");
assert!(click(&mut s, 256.5, plain).is_empty(), "6 px out: beyond 3 px");
set(&mut s, "selectionTolerance", json!(8));
assert_eq!(click(&mut s, 256.5, plain), vec![front], "6 px out: within 8 px");
set(&mut s, "selectionTolerance", json!(1));
assert!(click(&mut s, 252.5, plain).is_empty(), "2 px out: beyond 1 px");
set(&mut s, "selectionTolerance", json!(3));
// Object Selection by Path Only: the fill no longer selects, the path does.
assert_eq!(click(&mut s, 225.0, plain), vec![front]);
set(&mut s, "objectSelectionByPathOnly", json!(true));
assert!(click(&mut s, 225.0, plain).is_empty(), "a click inside the fill selects nothing");
assert_eq!(click(&mut s, 250.0, plain), vec![front], "a click on the path selects it");
set(&mut s, "objectSelectionByPathOnly", json!(false));
// Command Click to Select Objects Behind (on by default): each Cmd/Ctrl-click goes one down,
// then back to the top.
let cmd = Mods { cmd: true, ..Mods::default() };
assert_eq!(click(&mut s, 175.0, plain), vec![front]);
assert_eq!(click(&mut s, 175.0, cmd), vec![back], "the object behind");
assert_eq!(click(&mut s, 175.0, cmd), vec![front], "back to the topmost");
set(&mut s, "ctrlClickSelectsBehind", json!(false));
assert_eq!(click(&mut s, 175.0, cmd), vec![front], "off: a plain click");
// Double Click To Isolate (on by default) isolates a group; off, it doesn't.
s.execute("select.all", &json!({})).unwrap();
s.execute("object.group", &json!({})).unwrap();
let double = |s: &mut Session| {
s.pointer(&PointerEvent::new(PointerKind::DoubleClick, 175.0, 150.0), ViewInfo::default()).unwrap();
s.doc().unwrap().isolation
};
set(&mut s, "doubleClickToIsolate", json!(false));
assert_eq!(double(&mut s), None, "off: no isolation");
set(&mut s, "doubleClickToIsolate", json!(true));
assert!(double(&mut s).is_some(), "on: the group is isolated");
}
/// General › Use Precise Cursors (#394): the Pen's pointer becomes a crosshair; the Selection
/// tool's arrow stays.
#[test]
fn use_precise_cursors_makes_drawing_cursors_crosshairs() {
use vectorcraft_tools::{Cursor, Mods};
let mut s = Session::new();
s.execute("file.new", &json!({"width": 400, "height": 400})).unwrap();
let cursor = |s: &mut Session, tool: &str| {
s.select_tool(tool, ViewInfo::default()).unwrap();
s.cursor(vectorcraft_geom::Point::new(300.0, 300.0), Mods::default(), ViewInfo::default())
};
assert_eq!(cursor(&mut s, "pen"), Cursor::Pen);
s.execute("prefs.set", &json!({"key": "usePreciseCursors", "value": true})).unwrap();
assert_eq!(cursor(&mut s, "pen"), Cursor::Crosshair);
assert_eq!(cursor(&mut s, "selection"), Cursor::Arrow);
}
// ---------- #394, second batch ----------
fn new_doc() -> Session {
let mut s = Session::new();
s.execute("file.new", &json!({"width": 400, "height": 400})).unwrap();
s
}
fn square(s: &mut Session, x: f64, y: f64) -> NodeId {
NodeId(s.execute("shape.rectangle", &json!({"x": x, "y": y, "width": 50, "height": 50})).unwrap()["id"].as_u64().unwrap())
}
fn set_pref(s: &mut Session, key: &str, value: Value) {
s.execute("prefs.set", &json!({"key": key, "value": value})).unwrap();
}
fn gesture(s: &mut Session, v: ViewInfo, events: &[(vectorcraft_tools::PointerKind, f64, f64)]) {
for (k, x, y) in events {
s.pointer(&vectorcraft_tools::PointerEvent::new(*k, *x, *y), v).unwrap();
}
}
fn top_left(s: &Session, id: NodeId) -> (f64, f64) {
let b = s.doc().unwrap().doc.node(id).unwrap().geometric_bounds().unwrap();
(b.x0, b.y0)
}
/// View › Snap to Point with Selection & Anchor Display › Snap to Point's distance (#394): with
/// Smart Guides off, the point a selection is dragged by lands on an anchor within 2 px.
#[test]
fn snap_to_point_lands_a_dragged_selection_on_anchors() {
use vectorcraft_tools::PointerKind::{Down, Drag, Up};
let mut s = new_doc();
let a = square(&mut s, 100.0, 100.0);
square(&mut s, 300.0, 100.0);
let v = ViewInfo { smart_guides: false, ..ViewInfo::default() };
s.select_tool("selection", v).unwrap();
// Grabbed by its centre and dropped 1.5, 1 px from the other square's top-left anchor.
let drag = |s: &mut Session, v: ViewInfo| {
gesture(s, v, &[(Down, 125.0, 125.0), (Drag, 200.0, 110.0), (Drag, 301.5, 101.0), (Up, 301.5, 101.0)]);
let at = top_left(s, a);
s.execute("edit.undo", &json!({})).unwrap();
at
};
assert_eq!(drag(&mut s, v), (275.0, 75.0), "the centre lands on the anchor");
set_pref(&mut s, "snapToPointTolerance", json!(1));
assert_eq!(drag(&mut s, v), (276.5, 76.0), "1.8 px is beyond 1 px");
set_pref(&mut s, "snapToPointTolerance", json!(2));
assert_eq!(drag(&mut s, ViewInfo { snap_to_point: false, ..v }), (276.5, 76.0), "View › Snap to Point off");
}
/// Preferences › Smart Guides (#394): Color, Alignment Guides, Anchor/Path Labels, Measurement
/// Labels, Transform Tools and Snapping Tolerance change what the Selection tool shows while a
/// square is dragged into line with another, and how far the pull reaches; a hidden guide still
/// snaps.
#[test]
fn smart_guide_display_preferences_filter_the_overlays() {
use vectorcraft_tools::Overlay;
use vectorcraft_tools::PointerKind::{Down, Drag, Up};
let mut s = new_doc();
square(&mut s, 100.0, 100.0);
let b = square(&mut s, 200.0, 100.0);
let v = ViewInfo::default();
s.select_tool("selection", v).unwrap();
let count = |s: &mut Session, f: &dyn Fn(&Overlay) -> bool| s.overlays(v).iter().filter(|o| f(o)).count();
let line = |o: &Overlay| matches!(o, Overlay::Line { .. });
let label = |o: &Overlay| matches!(o, Overlay::Label { .. });
let measure = |o: &Overlay| matches!(o, Overlay::Measure { .. });
// `b` grabbed by its centre and dragged so its left edge comes `off` px from the first
// square's right edge (x = 150): the x of its left edge mid-drag, before the pointer is let go.
let drag_to = |s: &mut Session, off: f64| {
gesture(s, v, &[(Down, 225.0, 125.0), (Drag, 200.0, 125.0), (Drag, 175.0 + off, 125.0)]);
top_left(s, b).0
};
let release = |s: &mut Session| {
gesture(s, v, &[(Up, 175.0, 125.0)]);
s.execute("edit.undo", &json!({})).unwrap();
};
assert_eq!(drag_to(&mut s, 3.0), 150.0, "3 px off: into line");
assert!(count(&mut s, &line) > 0 && count(&mut s, &measure) == 1);
let magenta = s.overlays(v).iter().find_map(|o| if let Overlay::Line { color, .. } = o { Some(*color) } else { None });
assert_eq!(magenta, Some(vectorcraft_tools::guides::MAGENTA), "the default colour");
release(&mut s);
set_pref(&mut s, "smartGuideColor", json!("#00ff00"));
drag_to(&mut s, 3.0);
assert!(s.overlays(v).iter().all(|o| !matches!(o, Overlay::Line { color, .. } | Overlay::Label { color, .. } if *color != [0, 255, 0])));
release(&mut s);
set_pref(&mut s, "alignmentGuides", json!(false));
assert_eq!(drag_to(&mut s, 3.0), 150.0, "still into line");
assert_eq!(count(&mut s, &line), 0, "no line");
release(&mut s);
set_pref(&mut s, "measurementLabels", json!(false));
drag_to(&mut s, 3.0);
assert_eq!(count(&mut s, &measure), 0);
release(&mut s);
// Snapping Tolerance: 6 px is beyond the default 4, within 8.
assert_eq!(drag_to(&mut s, 6.0), 156.0);
release(&mut s);
set_pref(&mut s, "snappingTolerance", json!(8));
assert_eq!(drag_to(&mut s, 6.0), 150.0);
release(&mut s);
// Transform Tools: the size readout while a bounding-box handle is dragged.
let scale = |s: &mut Session| {
gesture(s, v, &[(Down, 225.0, 150.0), (Drag, 225.0, 170.0)]);
let n = count(s, &measure);
gesture(s, v, &[(Up, 225.0, 170.0)]);
s.execute("edit.undo", &json!({})).unwrap();
n
};
assert_eq!(scale(&mut s), 1);
set_pref(&mut s, "transformToolsGuides", json!(false));
assert_eq!(scale(&mut s), 0);
// Anchor/Path Labels: a drawn corner pulled onto an anchor says "anchor" (and still lands there).
s.select_tool("rectangle", v).unwrap();
let draw = |s: &mut Session| {
gesture(s, v, &[(Down, 300.0, 300.0), (Drag, 153.0, 151.0)]);
let n = count(s, &label);
gesture(s, v, &[(Up, 153.0, 151.0)]);
let at = top_left(s, s.doc().unwrap().selection.objects[0]);
s.execute("edit.undo", &json!({})).unwrap();
(n, at)
};
assert_eq!(draw(&mut s), (1, (150.0, 150.0)));
set_pref(&mut s, "anchorPathLabels", json!(false));
assert_eq!(draw(&mut s), (0, (150.0, 150.0)));
}
/// Enable Rubber Band for Pen Tool / Curvature Tool (#394): off, no segment follows the pointer.
#[test]
fn rubber_band_preferences_hide_the_preview_to_the_pointer() {
use vectorcraft_tools::Overlay;
use vectorcraft_tools::PointerKind::{Down, Move, Up};
let v = ViewInfo::default();
for (tool, key) in [("pen", "penRubberBand"), ("curvature", "curvatureRubberBand")] {
let mut s = new_doc();
s.select_tool(tool, v).unwrap();
gesture(&mut s, v, &[(Down, 50.0, 50.0), (Up, 50.0, 50.0), (Down, 150.0, 50.0), (Up, 150.0, 50.0), (Move, 200.0, 150.0)]);
let bands = |s: &mut Session| s.overlays(v).iter().filter(|o| matches!(o, Overlay::Path { .. })).count();
assert_eq!(bands(&mut s), 1, "{tool}: the rubber band");
set_pref(&mut s, key, json!(false));
assert_eq!(bands(&mut s), 0, "{tool}: off");
}
}
/// Move Locked and Hidden Artwork with Artboard (#394): off, an artboard moved with its art
/// leaves locked and hidden objects where they are; on, they move too.
#[test]
fn move_locked_and_hidden_artwork_with_artboard() {
let mut s = new_doc();
let (free, locked, hidden) = (square(&mut s, 10.0, 10.0), square(&mut s, 100.0, 10.0), square(&mut s, 200.0, 10.0));
for (id, cmd) in [(locked, "object.lock"), (hidden, "object.hide")] {
s.execute("select.set", &json!({"ids": [id.0]})).unwrap();
s.execute(cmd, &json!({})).unwrap();
}
let moved = |s: &mut Session| {
s.execute("artboard.move", &json!({"index": 0, "dx": 30, "dy": 0, "moveArt": true})).unwrap();
let xs = [free, locked, hidden].map(|id| top_left(s, id).0);
s.execute("edit.undo", &json!({})).unwrap();
xs
};
assert_eq!(moved(&mut s), [40.0, 100.0, 200.0]);
set_pref(&mut s, "moveLockedWithArtboard", json!(true));
assert_eq!(moved(&mut s), [40.0, 130.0, 230.0]);
}
/// General › Transform Pattern Tiles (#394) is what transforms do with pattern fills unless their
/// `patterns` param says otherwise (the dialogs' Transform Patterns).
#[test]
fn transform_pattern_tiles_is_the_transforms_default() {
use vectorcraft_color::Paint;
let mut s = new_doc();
let tile = square(&mut s, 0.0, 0.0);
s.execute("select.set", &json!({"ids": [tile.0]})).unwrap();
s.execute("object.pattern.make", &json!({"name": "Dots", "width": 20, "height": 20})).unwrap();
s.execute("object.pattern.done", &json!({})).unwrap();
let big = square(&mut s, 100.0, 100.0);
s.execute("paint.setFill", &json!({"ids": [big.0], "swatch": "Dots"})).unwrap();
s.execute("select.set", &json!({"ids": [big.0]})).unwrap();
let tiles = |s: &Session| match s.doc().unwrap().doc.node(big).unwrap().appearance.fill_paint() {
Paint::Pattern { xf, .. } => xf.as_coeffs(),
p => panic!("not a pattern: {p:?}"),
};
s.execute("object.move", &json!({"dx": 10, "dy": 0})).unwrap();
assert_eq!(tiles(&s), [1.0, 0.0, 0.0, 1.0, 0.0, 0.0], "off: the tiles stay");
set_pref(&mut s, "transformPatternTiles", json!(true));
s.execute("object.move", &json!({"dx": 10, "dy": 0})).unwrap();
assert_eq!(tiles(&s), [1.0, 0.0, 0.0, 1.0, 10.0, 0.0], "on: they move with the art");
assert_eq!(s.journal.last().unwrap().1["patterns"], json!(true), "the journal keeps the choice");
s.execute("object.scale", &json!({"sx": 200, "origin": [0, 0], "patterns": false})).unwrap();
assert_eq!(tiles(&s), [1.0, 0.0, 0.0, 1.0, 10.0, 0.0], "the param wins");
s.execute("object.scale", &json!({"sx": 50, "origin": [0, 0]})).unwrap();
assert_eq!(tiles(&s), [0.5, 0.0, 0.0, 0.5, 5.0, 0.0]);
}
/// General › Select Same Tint % (#394): off, Select › Same › Fill Color takes every tint of the
/// swatch; on, only the same tint.
#[test]
fn select_same_tint_percent() {
let mut s = new_doc();
s.execute("swatch.new", &json!({"name": "Ink", "color": "#cc0066", "spot": true})).unwrap();
// Before the others: new art takes the last fill applied.
square(&mut s, 300.0, 10.0);
let ids: Vec<NodeId> = [(10.0, 40), (100.0, 40), (200.0, 80)]
.into_iter()
.map(|(x, tint)| {
let id = square(&mut s, x, 10.0);
s.execute("paint.setFill", &json!({"ids": [id.0], "swatch": "Ink", "tint": tint})).unwrap();
id
})
.collect();
let same = |s: &mut Session| {
s.execute("select.set", &json!({"ids": [ids[0].0]})).unwrap();
s.execute("select.same.fillColor", &json!({})).unwrap();
s.doc().unwrap().selection.objects.len()
};
assert_eq!(same(&mut s), 3, "every tint of Ink");
set_pref(&mut s, "selectSameTintPercent", json!(true));
assert_eq!(same(&mut s), 2, "only Ink 40%");
}
fn style_at(s: &Session, id: NodeId, byte: usize) -> vectorcraft_doc::CharStyle {
let Some(vectorcraft_doc::NodeKind::Text(t)) = s.doc().unwrap().doc.node(id).map(|n| &n.kind) else { panic!("not text") };
let mut at = 0;
for r in &t.runs {
if byte < at + r.text.len() {
return r.style.clone();
}
at += r.text.len();
}
panic!("byte {byte} past the text")
}
/// Type › Size/Leading, Tracking and Baseline Shift (#394): the increments `type.step` and the
/// font size shortcuts step by, on selected type objects and on the Type tool's selected text
/// (Alt+arrows; Cmd/Ctrl too: five steps).
#[test]
fn type_increments_step_the_type() {
use vectorcraft_tools::PointerKind::{Down, Up};
use vectorcraft_tools::{Mods, ToolKey};
let mut s = new_doc();
let id = NodeId(s.execute("text.create", &json!({"x": 100, "y": 100, "text": "Hello world", "size": 20})).unwrap()["id"].as_u64().unwrap());
s.execute("select.set", &json!({"ids": [id.0]})).unwrap();
s.execute("type.size.increase", &json!({})).unwrap();
assert_eq!(style_at(&s, id, 0).size, 22.0, "Size/Leading is 2 pt");
set_pref(&mut s, "typeSizeIncrement", json!(3));
s.execute("type.size.decrease", &json!({})).unwrap();
assert_eq!(style_at(&s, id, 0).size, 19.0);
s.execute("type.step", &json!({"attribute": "leading"})).unwrap();
assert!((style_at(&s, id, 0).leading.unwrap() - (19.0 * 1.2 + 3.0)).abs() < 1e-9, "from Auto");
set_pref(&mut s, "baselineShiftIncrement", json!(1.5));
s.execute("type.step", &json!({"attribute": "baselineShift", "by": -2})).unwrap();
assert_eq!(style_at(&s, id, 10).baseline_shift, -3.0);
// The Type tool: Alt+→ tracks the selected text by Tracking (20/1000 em), Cmd-Alt five times.
let v = ViewInfo::default();
s.select_tool("type", v).unwrap();
gesture(&mut s, v, &[(Down, 102.0, 95.0), (Up, 102.0, 95.0)]);
assert_eq!(s.tool_options()["editing"], json!(id.0), "editing the text");
let alt = Mods { alt: true, ..Mods::default() };
let select = |s: &mut Session, a: usize, b: usize| s.set_tool_option("select", &json!({"start": a, "end": b}));
select(&mut s, 0, 5);
s.tool_key(ToolKey::Right, alt, v).unwrap();
assert_eq!((style_at(&s, id, 0).tracking, style_at(&s, id, 6).tracking), (20.0, 0.0));
s.tool_key(ToolKey::Left, Mods { cmd: true, ..alt }, v).unwrap();
assert_eq!(style_at(&s, id, 4).tracking, -80.0);
// At a caret: Alt+← kerns the character before it, Alt+↓ opens up the paragraph's leading.
select(&mut s, 3, 3);
s.tool_key(ToolKey::Left, alt, v).unwrap();
assert_eq!((style_at(&s, id, 2).kerning, style_at(&s, id, 3).kerning), (Some(-20.0), None));
let leading = style_at(&s, id, 0).leading.unwrap();
s.tool_key(ToolKey::Down, alt, v).unwrap();
assert_eq!(style_at(&s, id, 8).leading, Some(leading + 3.0));
// Alt+Shift+↑ raises the selected text's baseline.
select(&mut s, 6, 11);
s.tool_key(ToolKey::Up, Mods { shift: true, ..alt }, v).unwrap();
assert_eq!((style_at(&s, id, 0).baseline_shift, style_at(&s, id, 6).baseline_shift), (-3.0, -1.5));
// The font size shortcut steps the selected text while the tool edits.
s.execute("type.size.increase", &json!({})).unwrap();
assert_eq!((style_at(&s, id, 0).size, style_at(&s, id, 6).size), (19.0, 22.0));
}
/// Type › Fill New Type Objects With Placeholder Text (#394, on by default): type the Type tool
/// places starts with placeholder text, selected, so typing replaces it; off, it starts empty.
#[test]
fn new_type_starts_with_placeholder_text() {
use vectorcraft_tools::PointerKind::{Down, Drag, Up};
let v = ViewInfo::default();
let mut s = new_doc();
s.select_tool("type", v).unwrap();
let text = |s: &Session| {
let st = s.doc().unwrap();
match &st.doc.node(st.selection.objects[0]).unwrap().kind {
vectorcraft_doc::NodeKind::Text(t) => t.plain_text(),
_ => panic!("not text"),
}
};
gesture(&mut s, v, &[(Down, 50.0, 50.0), (Up, 50.0, 50.0)]);
let placeholder = text(&s);
assert!(placeholder.len() > 10, "{placeholder}");
assert_eq!((s.tool_options()["start"].clone(), s.tool_options()["end"].clone()), (json!(0), json!(placeholder.len())), "selected");
s.tool_text("Hi", v).unwrap();
assert_eq!(text(&s), "Hi");
// Area type is filled to its frame.
gesture(&mut s, v, &[(Down, 100.0, 150.0), (Drag, 300.0, 300.0), (Up, 300.0, 300.0)]);
assert!(text(&s).len() > placeholder.len());
set_pref(&mut s, "placeholderText", json!(false));
gesture(&mut s, v, &[(Down, 50.0, 350.0), (Up, 50.0, 350.0)]);
assert_eq!(text(&s), "");
}
/// Type › Enable Missing Glyph Protection (#394, on by default): characters a new font has no
/// glyph for keep the font that has one; off, they take the new font.
#[test]
fn missing_glyph_protection_keeps_glyphs_a_new_font_lacks() {
let (from, to, c) = ("Source Sans 3", "JetBrains Mono", '\u{180}');
let db = vectorcraft_text::FontDb::global();
let covers = |f: &str| db.face(f, "Regular").is_some_and(|face| face.covers(c));
if !covers(from) || covers(to) {
return; // Installed fonts of these names cover other characters.
}
let mut s = new_doc();
let id = NodeId(s.execute("text.create", &json!({"x": 10, "y": 50, "text": "a\u{180}c", "font": from})).unwrap()["id"].as_u64().unwrap());
s.execute("select.set", &json!({"ids": [id.0]})).unwrap();
let fonts = |s: &Session| [0, 1, 3].map(|b| style_at(s, id, b).font_family);
s.execute("text.setStyle", &json!({"font": to})).unwrap();
assert_eq!(fonts(&s), [to, from, to], "the character keeps its font");
s.execute("edit.undo", &json!({})).unwrap();
s.execute("text.setRangeStyle", &json!({"id": id.0, "start": 1, "end": 4, "font": to})).unwrap();
assert_eq!(fonts(&s), [from, from, to]);
s.execute("edit.undo", &json!({})).unwrap();
set_pref(&mut s, "missingGlyphProtection", json!(false));
s.execute("text.setStyle", &json!({"font": to})).unwrap();
assert_eq!(fonts(&s), [to, to, to]);
}