// ── SkyWheelSpec.js ─────────────────────────────────────────────────────────
//
// Unit specs for sky-wheel.js — planet/element click-to-lock tooltips.
//
// DOM contract assumed:
//   <svg id="id_sky_svg">         — target for SkyWheel.draw()
//   <div id="id_sky_tooltip">     — tooltip portal (position:fixed on page)
//
// Click-lock contract:
//   click on [data-planet] group   → adds .nw-planet--active class
//                                    raises group to DOM front
//                                    shows #id_sky_tooltip with
//                                    planet name, in-sign degree, sign name,
//                                    ℞ if retrograde, and "n / total" index
//   click same planet again        → removes .nw-planet--active; hides tooltip
//   PRV / NXT buttons in tooltip   → cycle to adjacent planet by ecliptic degree
//
// In-sign degree: ecliptic_longitude % 30  (e.g. 338.4° → 8.4° Pisces)
//
// ─────────────────────────────────────────────────────────────────────────────

// Shared chart — Sun (66.7°), Venus (63.3°), Mars (132.0°)
// Descending-degree (clockwise) order: Mars (132.0) → Sun (66.7) → Venus (63.3)
const CONJUNCTION_CHART = {
    planets: {
        Sun:   { sign: "Gemini", degree: 66.7, retrograde: false },
        Venus: { sign: "Gemini", degree: 63.3, retrograde: false },
        Mars:  { sign: "Leo",    degree: 132.0, retrograde: false },
    },
    houses: {
        cusps: [180, 210, 240, 270, 300, 330, 0, 30, 60, 90, 120, 150],
        asc: 180.0, mc: 90.0,
    },
    elements: { Fire: 1, Stone: 0, Air: 2, Water: 0, Time: 0, Space: 0 },
    aspects: [],
    distinctions: {
        "1": 0, "2": 0, "3": 2, "4": 0, "5": 0, "6": 0,
        "7": 0, "8": 0, "9": 1, "10": 0, "11": 0, "12": 0,
    },
    house_system: "O",
};

describe("SkyWheel — planet click tooltips", () => {

    const SYNTHETIC_CHART = {
        planets: {
            Sun:     { sign: "Pisces",    degree: 338.4, retrograde: false },
            Moon:    { sign: "Capricorn", degree: 295.1, retrograde: false },
            Mercury: { sign: "Aquarius",  degree: 312.8, retrograde: true  },
        },
        houses: {
            cusps: [0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330],
            asc: 0,
            mc: 270,
        },
        elements: { Fire: 1, Stone: 2, Air: 1, Water: 3, Time: 1, Space: 2 },
        aspects: [],
        distinctions: {
            "1": 0, "2": 0, "3": 0, "4": 0,
            "5": 0, "6": 0, "7": 0, "8": 0,
            "9": 0, "10": 0, "11": 0, "12": 0,
        },
        house_system: "P",
    };

    let svgEl, tooltipEl;

    beforeEach(() => {
        svgEl = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl.setAttribute("id", "id_sky_svg");
        svgEl.setAttribute("width",  "400");
        svgEl.setAttribute("height", "400");
        svgEl.style.width  = "400px";
        svgEl.style.height = "400px";
        document.body.appendChild(svgEl);

        tooltipEl = document.createElement("div");
        tooltipEl.id        = "id_sky_tooltip";
        tooltipEl.className = "tt";
        tooltipEl.style.display = "none";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl, SYNTHETIC_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl.remove();
        tooltipEl.remove();
    });

    // ── T3 ── click planet shows name / sign / in-sign degree + glow ──────────

    it("T3: clicking a planet group adds the active class and shows the tooltip with name, sign, and in-sign degree", () => {
        const sun = svgEl.querySelector("[data-planet='Sun']");
        expect(sun).not.toBeNull("expected [data-planet='Sun'] to exist in the SVG");

        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(sun.classList.contains("nw-planet--active")).toBe(true);
        expect(tooltipEl.style.display).toBe("block");

        const text = tooltipEl.textContent;
        expect(text).toContain("Sun");
        expect(text).toContain("Pisces");
        // in-sign degree: 338.4° ecliptic − 330° (Pisces start) = 8.4°
        expect(text).toContain("8.4");
    });

    // ── T4 ── retrograde planet shows ℞ ──────────────────────────────────────

    it("T4: clicking a retrograde planet shows ℞ in the tooltip", () => {
        const mercury = svgEl.querySelector("[data-planet='Mercury']");
        expect(mercury).not.toBeNull("expected [data-planet='Mercury'] to exist in the SVG");

        mercury.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("block");
        expect(tooltipEl.textContent).toContain("℞");
    });

    // ── T5 ── clicking same planet again hides tooltip and removes active ──────

    it("T5: clicking the same planet again hides the tooltip and removes the active class", () => {
        const sun = svgEl.querySelector("[data-planet='Sun']");
        expect(sun).not.toBeNull("expected [data-planet='Sun'] to exist in the SVG");

        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).toBe("block");

        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("none");
        expect(sun.classList.contains("nw-planet--active")).toBe(false);
    });

    // ── T6 ── tooltip shows PRV / NXT buttons ─────────────────────────────────

    it("T6: tooltip contains PRV and NXT buttons after a planet click", () => {
        const sun = svgEl.querySelector("[data-planet='Sun']");
        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.querySelector(".nw-tt-prv")).not.toBeNull("expected .nw-tt-prv button");
        expect(tooltipEl.querySelector(".nw-tt-nxt")).not.toBeNull("expected .nw-tt-nxt button");
    });
});

describe("SkyWheel — tick lines, raise, and cycle navigation", () => {

    let svgEl2, tooltipEl;

    beforeEach(() => {
        svgEl2 = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl2.setAttribute("id", "id_sky_svg_conj");
        svgEl2.setAttribute("width",  "400");
        svgEl2.setAttribute("height", "400");
        svgEl2.style.width  = "400px";
        svgEl2.style.height = "400px";
        document.body.appendChild(svgEl2);

        tooltipEl = document.createElement("div");
        tooltipEl.id             = "id_sky_tooltip";
        tooltipEl.className      = "tt";
        tooltipEl.style.display  = "none";
        tooltipEl.style.position = "fixed";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl2, CONJUNCTION_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl2.remove();
        tooltipEl.remove();
    });

    // ── T7 ── tick present in DOM and extends past the zodiac ring ───────────
    // Visibility is CSS-controlled (opacity-0 by default, revealed on --active).

    it("T7: each planet has a tick line whose outer endpoint extends past the sign ring", () => {
        const tick = svgEl2.querySelector(".nw-planet-tick");
        expect(tick).not.toBeNull("expected at least one .nw-planet-tick element");

        const cx = 200, cy = 200;
        const x2 = parseFloat(tick.getAttribute("x2"));
        const y2 = parseFloat(tick.getAttribute("y2"));
        const rOuter = Math.sqrt((x2 - cx) ** 2 + (y2 - cy) ** 2);
        // _r = Math.min(400,400) * 0.46 = 184; signOuter = _r * 0.90 = 165.6
        const signOuter = 400 * 0.46 * 0.90;
        expect(rOuter).toBeGreaterThan(signOuter);
    });

    // ── T8 ── click raises planet to front ────────────────────────────────────

    it("T8: clicking a planet raises it to the last DOM position (visually on top)", () => {
        const sun   = svgEl2.querySelector("[data-planet='Sun']");
        const venus = svgEl2.querySelector("[data-planet='Venus']");
        expect(sun).not.toBeNull("expected [data-planet='Sun']");
        expect(venus).not.toBeNull("expected [data-planet='Venus']");

        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        venus.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const groups = Array.from(svgEl2.querySelectorAll(".nw-planet-group"));
        expect(groups[groups.length - 1].getAttribute("data-planet")).toBe("Venus");
    });

    // ── T9c ── NXT cycles clockwise (to lower ecliptic degree) ──────────────
    // Descending order: Mars [idx 0] → Sun [idx 1] → Venus [idx 2]
    // Clicking Sun (idx 1) then NXT should activate Venus (idx 2, lower degree = clockwise).

    it("T9c: clicking NXT from Sun shows Venus (next planet clockwise = lower degree)", () => {
        const sun = svgEl2.querySelector("[data-planet='Sun']");
        expect(sun).not.toBeNull("expected [data-planet='Sun']");

        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("block");
        expect(tooltipEl.textContent).toContain("Sun");

        const nxtBtn = tooltipEl.querySelector(".nw-tt-nxt");
        expect(nxtBtn).not.toBeNull("expected .nw-tt-nxt button in tooltip");

        nxtBtn.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("block");
        expect(tooltipEl.textContent).toContain("Venus");

        const venus = svgEl2.querySelector("[data-planet='Venus']");
        expect(venus.classList.contains("nw-planet--active")).toBe(true);
        expect(sun.classList.contains("nw-planet--active")).toBe(false);
    });

    // ── T9n ── PRV cycles counterclockwise (to higher ecliptic degree) ────────
    // CONJUNCTION_CHART merged sorted desc: ASC(180)→Mars(132)→MC(90)→Sun(66.7)→Venus(63.3)
    // PRV from Sun (pos 3) → MC (pos 2, 90°) — angles and planets share the cycle.

    it("T9n: clicking PRV from Sun shows MC (next higher ecliptic degree in merged cycle)", () => {
        const sun = svgEl2.querySelector("[data-planet='Sun']");
        expect(sun).not.toBeNull("expected [data-planet='Sun']");

        sun.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const prvBtn = tooltipEl.querySelector(".nw-tt-prv");
        prvBtn.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.textContent).toContain("Midheaven");
        const mc = svgEl2.querySelector("[data-angle='MC']");
        expect(mc.classList.contains("nw-angle--active")).toBe(true);
        expect(sun.classList.contains("nw-planet--active")).toBe(false);
    });

    // ── T9w ── NXT wraps clockwise from the lowest-degree item ───────────────
    // Venus(63.3°) is lowest; NXT wraps to ASC(180°) — the highest-degree item.

    it("T9w: cycling NXT from Venus (lowest degree) wraps clockwise to ASC (highest degree)", () => {
        const venus = svgEl2.querySelector("[data-planet='Venus']");
        venus.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const nxtBtn = tooltipEl.querySelector(".nw-tt-nxt");
        nxtBtn.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.textContent).toContain("Ascendant");
        const asc = svgEl2.querySelector("[data-angle='ASC']");
        expect(asc.classList.contains("nw-angle--active")).toBe(true);
    });
});

// ── Half-wheel tooltip positioning ───────────────────────────────────────────
//
// Tooltip lands in the opposite vertical half, with horizontal edge anchored
// to the item's screen edge on the same L/R side.
//
// SVG: 400×400 at viewport origin → centre = (200, 200).
// Tooltip offsetWidth/Height: 0 in JSDOM (no layout engine) → ttW=ttH=0.
// Clamping uses svgRect bounds (not window.inner*), so no viewport mock needed.
// REM = 16 px.  Item circle: 20×20 px around mock centre.
//
// Vertical results (item circle centre at y):
//   y ≥ 200 (lower half): top = svgCY - REM - ttH = 200 - 16 - 0 = 184
//   y <  200 (upper half): top = svgCY + REM        = 200 + 16       = 216
//
// Horizontal results (item circle centre at x, radius=10):
//   x < 200 (left side):  left = iRect.left  = x - 10
//   x ≥ 200 (right side): left = iRect.right - ttW = x + 10 - 0 = x + 10
// ─────────────────────────────────────────────────────────────────────────────

// ── DON / DOFF aspect line persistence ───────────────────────────────────────
//
// Aspect lines belong to the page session, not the tooltip:
//   - DON draws lines into .nw-aspects and disables DON btn (shows ×)
//   - closing the tooltip does NOT clear lines
//   - re-opening the SAME planet preserves _aspectsVisible → DON still disabled
//   - opening a DIFFERENT planet resets state: lines cleared, DON active
//   - DOFF clears lines; re-opening same planet finds DON active
// ─────────────────────────────────────────────────────────────────────────────

describe("SkyWheel — DON/DOFF aspect line persistence", () => {

    const ASPECT_CHART = {
        planets: {
            Sun:  { sign: "Capricorn", degree: 280.4, retrograde: false },
            Moon: { sign: "Scorpio",   degree: 220.1, retrograde: false },
            Mars: { sign: "Taurus",    degree:  40.7, retrograde: false },
        },
        houses: {
            cusps: [0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330],
            asc: 0, mc: 270,
        },
        elements: { Fire: 0, Stone: 0, Air: 0, Water: 1, Time: 0, Space: 0 },
        aspects: [
            { planet1: "Sun", planet2: "Mars", type: "Trine",
              orb: 0.3, angle: 120, applying_planet: "Sun" },
            { planet1: "Sun", planet2: "Moon", type: "Sextile",
              orb: 2.9, angle: 60, applying_planet: "Moon" },
        ],
        distinctions: {
            "1": 0, "2": 0, "3": 0, "4": 0,
            "5": 0, "6": 0, "7": 0, "8": 0,
            "9": 0, "10": 0, "11": 0, "12": 0,
        },
        house_system: "O",
    };

    let svgEl, tooltipEl;

    beforeEach(() => {
        svgEl = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl.setAttribute("id", "id_sky_svg");
        svgEl.setAttribute("width",  "400");
        svgEl.setAttribute("height", "400");
        svgEl.style.width  = "400px";
        svgEl.style.height = "400px";
        document.body.appendChild(svgEl);

        tooltipEl = document.createElement("div");
        tooltipEl.id        = "id_sky_tooltip";
        tooltipEl.className = "tt";
        tooltipEl.style.display = "none";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl, ASPECT_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl.remove();
        tooltipEl.remove();
    });

    function clickPlanet(name) {
        svgEl.querySelector(`[data-planet="${name}"]`)
             .dispatchEvent(new MouseEvent("click", { bubbles: true }));
    }
    function clickDon()  { tooltipEl.querySelector(".nw-asp-don") .dispatchEvent(new MouseEvent("click", { bubbles: true })); }
    function clickDoff() { tooltipEl.querySelector(".nw-asp-doff").dispatchEvent(new MouseEvent("click", { bubbles: true })); }
    function aspectLines() { return svgEl.querySelectorAll(".nw-aspects line").length; }
    function donDisabled() { return tooltipEl.querySelector(".nw-asp-don").classList.contains("btn-disabled"); }

    // T11a — DON draws lines
    it("T11a: clicking DON draws aspect lines into .nw-aspects", () => {
        clickPlanet("Sun");
        expect(aspectLines()).toBe(0);
        clickDon();
        expect(aspectLines()).toBeGreaterThan(0);
    });

    // T11b — closing tooltip must not clear aspect lines
    it("T11b: closing the tooltip (outside click) does not clear aspect lines", () => {
        clickPlanet("Sun");
        clickDon();
        const lineCount = aspectLines();
        expect(lineCount).toBeGreaterThan(0);

        document.body.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("none");
        expect(aspectLines()).toBe(lineCount);
    });

    // T11c — re-opening same planet preserves DON-disabled state
    it("T11c: re-opening the same planet after DON keeps DON disabled (lines still active)", () => {
        clickPlanet("Sun");
        clickDon();
        expect(donDisabled()).toBe(true);

        document.body.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        clickPlanet("Sun");

        expect(donDisabled()).toBe(true);
        expect(aspectLines()).toBeGreaterThan(0);
    });

    // T11d — switching planet leaves previous DONned lines intact; DON active for new planet
    it("T11d: opening a different planet leaves DONned lines intact — DON active for new planet", () => {
        clickPlanet("Sun");
        clickDon();
        const lineCount = aspectLines();
        expect(lineCount).toBeGreaterThan(0);

        clickPlanet("Moon");

        expect(donDisabled()).toBe(false);   // Moon's DON is fresh/active
        expect(aspectLines()).toBe(lineCount); // Sun's lines still there
    });

    // T11f — DONning a second planet replaces the first planet's lines + tick
    it("T11f: clicking DON on a second planet clears the first planet's lines", () => {
        clickPlanet("Sun");
        clickDon();
        expect(aspectLines()).toBeGreaterThan(0);

        clickPlanet("Moon");
        clickDon();

        expect(donDisabled()).toBe(true);    // Moon's DON now disabled
        // Moon aspects — Sun's lines replaced (lines may be 0 if Moon has no aspects)
        const sunGrp = svgEl.querySelector('[data-planet="Sun"]');
        expect(sunGrp.classList.contains('nw-planet--asp-active')).toBe(false);
    });

    // T11e — DOFF clears lines; re-opening same planet starts fresh
    it("T11e: DOFF clears lines; re-opening same planet finds DON active again", () => {
        clickPlanet("Sun");
        clickDon();
        clickDoff();
        expect(aspectLines()).toBe(0);

        document.body.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        clickPlanet("Sun");

        expect(donDisabled()).toBe(false);
        expect(aspectLines()).toBe(0);
    });

    // T11g — PRV/NXT navigation back to a DONned planet must restore DOFF state
    it("T11g: navigating away via NXT then back via PRV restores DOFF-active state", () => {
        clickPlanet("Sun");
        clickDon();
        expect(donDisabled()).toBe(true);  // DON disabled, aspects active

        // Navigate away to next planet
        tooltipEl.querySelector(".nw-tt-nxt")
            .dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(donDisabled()).toBe(false);  // new planet — DON fresh/active

        // Navigate back to Sun
        tooltipEl.querySelector(".nw-tt-prv")
            .dispatchEvent(new MouseEvent("click", { bubbles: true }));

        // Sun's aspects are still drawn — DOFF must be active, DON must be disabled
        expect(donDisabled()).toBe(true);
        expect(aspectLines()).toBeGreaterThan(0);
    });
});

xdescribe("SkyWheel — half-wheel tooltip positioning", () => {

    const HALF_CHART = {
        planets: {
            // Vesta  90° → SVG (200, 274) — BELOW centre
            // Ceres 270° → SVG (200, 126) — ABOVE centre
            Vesta:  { sign: "Cancer",    degree:  90, retrograde: false },
            Ceres:  { sign: "Capricorn", degree: 270, retrograde: false },
        },
        houses: {
            cusps: [0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330],
            asc: 0, mc: 270,
        },
        elements: { Fire: 0, Stone: 1, Air: 0, Water: 1, Time: 0, Space: 0 },
        aspects: [],
        distinctions: {
            "1": 0, "2": 0, "3": 0, "4": 1,
            "5": 0, "6": 0, "7": 0, "8": 0,
            "9": 0, "10": 1, "11": 0, "12": 0,
        },
        house_system: "P",
    };

    let svgEl3, tooltipEl;

    beforeEach(() => {
        svgEl3 = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl3.setAttribute("id", "id_sky_svg_half");
        svgEl3.setAttribute("width",  "400");
        svgEl3.setAttribute("height", "400");
        svgEl3.style.width  = "400px";
        svgEl3.style.height = "400px";
        document.body.appendChild(svgEl3);

        tooltipEl = document.createElement("div");
        tooltipEl.id             = "id_sky_tooltip";
        tooltipEl.className      = "tt";
        tooltipEl.style.display  = "none";
        tooltipEl.style.position = "fixed";
        document.body.appendChild(tooltipEl);

        // Simulate SVG occupying [0,400]×[0,400] in the viewport.
        // Clamping uses svgRect bounds, so no need to mock window.inner*.
        spyOn(svgEl3, "getBoundingClientRect").and.returnValue(
            { left: 0, top: 0, width: 400, height: 400, right: 400, bottom: 400 }
        );

        SkyWheel.draw(svgEl3, HALF_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl3.remove();
        tooltipEl.remove();
    });

    function mockPlanetAt(name, screenX, screenY) {
        const grp    = svgEl3.querySelector(`[data-planet="${name}"]`);
        const circle = grp && (grp.querySelector("circle") || grp);
        if (circle) {
            spyOn(circle, "getBoundingClientRect").and.returnValue({
                left: screenX - 10, top: screenY - 10,
                width: 20, height: 20,
                right: screenX + 10, bottom: screenY + 10,
            });
        }
    }

    // T10a — lower half: lower edge of tooltip sits 1rem above centreline
    it("T10a: planet in lower half places tooltip lower-edge 1rem above the centreline (top=184)", () => {
        mockPlanetAt("Vesta", 200, 274);
        svgEl3.querySelector("[data-planet='Vesta']")
              .dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(parseFloat(tooltipEl.style.top)).toBe(184);
    });

    // T10b — upper half: upper edge of tooltip sits 1rem below centreline
    it("T10b: planet in upper half places tooltip upper-edge 1rem below the centreline (top=216)", () => {
        mockPlanetAt("Ceres", 200, 126);
        svgEl3.querySelector("[data-planet='Ceres']")
              .dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(parseFloat(tooltipEl.style.top)).toBe(216);
    });

    // T10c — left side: tooltip left edge aligns with item left edge (x=140 → left=130)
    it("T10c: planet on left side of wheel aligns tooltip left edge with item left edge", () => {
        mockPlanetAt("Vesta", 140, 274);  // itemRect.left = 130
        svgEl3.querySelector("[data-planet='Vesta']")
              .dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(parseFloat(tooltipEl.style.left)).toBe(130);
    });

    // T10d — right side: tooltip right edge aligns with item right edge (x=260 → left=270-ttW=270)
    it("T10d: planet on right side of wheel aligns tooltip right edge with item right edge", () => {
        mockPlanetAt("Vesta", 260, 274);  // iRect.right=270, ttW=0 → left=270
        svgEl3.querySelector("[data-planet='Vesta']")
              .dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(parseFloat(tooltipEl.style.left)).toBe(270);
    });
});

// ── T14 — element tooltip shows contributor planets (enriched data) ───────────
//
// When element data arrives in enriched format {count, contributors/stellia/parades},
// clicking a classic-element slice lists contributor planet names in the tooltip.
// ─────────────────────────────────────────────────────────────────────────────

describe("SkyWheel — element tooltip contributor display", () => {

    const ENRICHED_CHART = {
        planets: {
            Sun:    { sign: "Gemini",    degree:  66.7, retrograde: false },
            Venus:  { sign: "Gemini",    degree:  63.3, retrograde: false },
            Mars:   { sign: "Leo",       degree: 132.0, retrograde: false },
            Saturn: { sign: "Virgo",     degree: 153.0, retrograde: false },
        },
        houses: {
            cusps: [180, 210, 240, 270, 300, 330, 0, 30, 60, 90, 120, 150],
            asc: 180.0, mc: 90.0,
        },
        elements: {
            Fire:  { count: 2, contributors: [
                { planet: "Sun",  sign: "Gemini" },
                { planet: "Mars", sign: "Leo" },
            ]},
            Stone: { count: 1, contributors: [
                { planet: "Saturn", sign: "Virgo" },
            ]},
            Air:   { count: 0, contributors: [] },
            Water: { count: 0, contributors: [] },
            Time:  { count: 1, stellia: [
                { sign: "Gemini", planets: [
                    { planet: "Sun",   sign: "Gemini" },
                    { planet: "Venus", sign: "Gemini" },
                ]},
            ]},
            Space: { count: 1, parades: [
                { signs: ["Gemini", "Leo", "Virgo"],
                  planets: [
                    { planet: "Sun",    sign: "Gemini" },
                    { planet: "Mars",   sign: "Leo" },
                    { planet: "Saturn", sign: "Virgo" },
                ]},
            ]},
        },
        aspects: [],
        distinctions: { "1":0,"2":0,"3":2,"4":0,"5":0,"6":0,"7":0,"8":0,"9":1,"10":0,"11":0,"12":0 },
        house_system: "O",
    };

    let svgEl, tooltipEl;

    beforeEach(() => {
        svgEl = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl.setAttribute("id", "id_sky_svg");
        svgEl.setAttribute("width",  "400");
        svgEl.setAttribute("height", "400");
        svgEl.style.width  = "400px";
        svgEl.style.height = "400px";
        document.body.appendChild(svgEl);

        tooltipEl = document.createElement("div");
        tooltipEl.id        = "id_sky_tooltip";
        tooltipEl.className = "tt";
        tooltipEl.style.display = "none";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl, ENRICHED_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl.remove();
        tooltipEl.remove();
    });

    // T14a — Fire slice lists contributor planet symbols ☉ (Sun) and ♂ (Mars)
    it("T14a: clicking Fire element slice shows contributor planet symbols", () => {
        const fireSlice = svgEl.querySelector("[data-element='Fire']");
        expect(fireSlice).not.toBeNull();
        fireSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).not.toBe("none");
        const body = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(body).toContain("☉");   // Sun
        expect(body).toContain("♂");   // Mars
    });

    // T14b — Space slice shows parade formation with planet symbols
    it("T14b: clicking Space element slice shows parade formation block", () => {
        const spaceSlice = svgEl.querySelector("[data-element='Space']");
        spaceSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const body = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(body).toContain("Parade");
        // Planet symbols for Sun ☉, Mars ♂, Saturn ♄ appear in the parade
        expect(body).toContain("☉");
    });

    // T14c — Time slice shows stellium formation with planet symbols
    it("T14c: clicking Time element slice shows stellium formation block", () => {
        const timeSlice = svgEl.querySelector("[data-element='Time']");
        timeSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const body = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(body).toContain("Stellium");
        // Sun ☉ and Venus ♀ are in the Gemini stellium
        expect(body).toContain("☉");
        expect(body).toContain("♀");
    });

    // T14d — Air slice (count 0) shows em dash fallback, not an empty list
    it("T14d: empty element slice shows em dash fallback", () => {
        const airSlice = svgEl.querySelector("[data-element='Air']");
        airSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const body = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(body).toContain("—");
    });
});

// ── T12 — sign ring click tooltips ────────────────────────────────────────────
//
// Clicking a sign slice shows:
//   ♉ Taurus · Stone
// Clicking the same sign again closes the tooltip.
// ─────────────────────────────────────────────────────────────────────────────

describe("SkyWheel — sign ring click tooltips", () => {

    const SIGN_CHART = {
        planets: {
            Sun: { sign: "Taurus", degree: 40.0, retrograde: false },
        },
        houses: {
            cusps: [0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330],
            asc: 0,
            mc: 270,
        },
        elements: { Fire: 0, Stone: 1, Air: 0, Water: 0, Time: 0, Space: 0 },
        aspects: [],
        distinctions: { "1":0,"2":0,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0,"11":0,"12":0 },
        house_system: "O",
    };

    let svgEl, tooltipEl;

    beforeEach(() => {
        svgEl = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl.setAttribute("id", "id_sky_svg");
        svgEl.setAttribute("width",  "400");
        svgEl.setAttribute("height", "400");
        svgEl.style.width  = "400px";
        svgEl.style.height = "400px";
        document.body.appendChild(svgEl);

        tooltipEl = document.createElement("div");
        tooltipEl.id        = "id_sky_tooltip";
        tooltipEl.className = "tt";
        tooltipEl.style.display = "none";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl, SIGN_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl.remove();
        tooltipEl.remove();
    });

    // T12a — clicking a sign shows symbol + name + element
    it("T12a: clicking a sign slice shows sign symbol, name, and element", () => {
        const taurusSlice = svgEl.querySelector("[data-sign-name='Taurus']");
        expect(taurusSlice).not.toBeNull();
        taurusSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).not.toBe("none");
        const bodyText = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(bodyText).toContain("Taurus");
        expect(bodyText).toContain("Stone");
        expect(bodyText).toContain("♉");
    });

    // T12b — clicking same sign again closes the tooltip
    it("T12b: clicking the same sign again hides the tooltip", () => {
        const taurusSlice = svgEl.querySelector("[data-sign-name='Taurus']");
        taurusSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).not.toBe("none");

        taurusSlice.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).toBe("none");
    });
});

// ── T13 — house ring click tooltips ───────────────────────────────────────────
//
// Clicking a house slice shows:
//   3 · Education
// Clicking the same house again closes the tooltip.
// ─────────────────────────────────────────────────────────────────────────────

describe("SkyWheel — house ring click tooltips", () => {

    const HOUSE_CHART = {
        planets: {
            Sun: { sign: "Gemini", degree: 66.7, retrograde: false },
        },
        houses: {
            cusps: [0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330],
            asc: 0,
            mc: 270,
        },
        elements: { Fire: 1, Stone: 0, Air: 0, Water: 0, Time: 0, Space: 0 },
        aspects: [],
        distinctions: { "1":0,"2":0,"3":1,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0,"11":0,"12":0 },
        house_system: "O",
    };

    let svgEl, tooltipEl;

    beforeEach(() => {
        svgEl = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl.setAttribute("id", "id_sky_svg");
        svgEl.setAttribute("width",  "400");
        svgEl.setAttribute("height", "400");
        svgEl.style.width  = "400px";
        svgEl.style.height = "400px";
        document.body.appendChild(svgEl);

        tooltipEl = document.createElement("div");
        tooltipEl.id        = "id_sky_tooltip";
        tooltipEl.className = "tt";
        tooltipEl.style.display = "none";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl, HOUSE_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl.remove();
        tooltipEl.remove();
    });

    // T13a — clicking a house slice shows house number + label
    it("T13a: clicking a house slice shows house number and house label", () => {
        // House 3 is at index 2 (zero-based), cusps[2]=60° span
        const house3 = svgEl.querySelector("[data-house='3']");
        expect(house3).not.toBeNull();
        house3.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).not.toBe("none");
        const bodyText = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(bodyText).toContain("3");
        expect(bodyText).toContain("Education");
    });

    // T13b — clicking same house again closes the tooltip
    it("T13b: clicking the same house again hides the tooltip", () => {
        const house3 = svgEl.querySelector("[data-house='3']");
        house3.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).not.toBe("none");

        house3.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).toBe("none");
    });
});

// ── T15 — ASC / MC angle click tooltips + aspect lines ────────────────────────
//
// ASC and MC labels are clickable groups ([data-angle='ASC'] / [data-angle='MC']).
// Clicking shows a tooltip similar to a planet tooltip:
//   Title: "Ascendant" (ASC) or "Midheaven" (MC)
//   Degree in sign + sign name, plus the house number the angle defines.
//   Aspect list for planets within 10° orb of the angle (client-side computed).
//   Aspect lines drawn to those planets.
// Clicking same angle again closes the tooltip.
// Planet tooltips include angle aspects in their own aspect lists.
// ─────────────────────────────────────────────────────────────────────────────

describe("SkyWheel — angle (ASC/MC) click tooltips", () => {

    // ASC=0°(Aries): Sun@8° → Conjunction orb 8° ✓; Mars@188° → Opposition orb 8° ✓
    // MC=90°(Cancer): Moon@97° → Conjunction orb 7° ✓
    const ANGLE_CHART = {
        planets: {
            Sun:  { sign: "Aries",  degree:   8.0, retrograde: false },
            Moon: { sign: "Cancer", degree:  97.0, retrograde: false },
            Mars: { sign: "Libra",  degree: 188.0, retrograde: false },
        },
        houses: {
            cusps: [0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330],
            asc: 0.0,
            mc: 90.0,
        },
        elements: { Fire: 2, Stone: 0, Air: 1, Water: 1, Time: 0, Space: 0 },
        aspects: [],
        distinctions: {
            "1":1,"2":0,"3":0,"4":1,"5":0,"6":0,
            "7":1,"8":0,"9":0,"10":1,"11":0,"12":0,
        },
        house_system: "O",
    };

    let svgEl, tooltipEl;

    beforeEach(() => {
        svgEl = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        svgEl.setAttribute("id", "id_sky_svg");
        svgEl.setAttribute("width",  "400");
        svgEl.setAttribute("height", "400");
        svgEl.style.width  = "400px";
        svgEl.style.height = "400px";
        document.body.appendChild(svgEl);

        tooltipEl = document.createElement("div");
        tooltipEl.id        = "id_sky_tooltip";
        tooltipEl.className = "tt";
        tooltipEl.style.display = "none";
        document.body.appendChild(tooltipEl);

        SkyWheel.draw(svgEl, ANGLE_CHART);
    });

    afterEach(() => {
        SkyWheel.clear();
        svgEl.remove();
        tooltipEl.remove();
    });

    // T15a — ASC label is a clickable group with data-angle='ASC'
    it("T15a: clicking [data-angle='ASC'] shows tooltip with 'Ascendant' title and house 1", () => {
        const ascGroup = svgEl.querySelector("[data-angle='ASC']");
        expect(ascGroup).not.toBeNull("expected [data-angle='ASC'] to exist in the SVG");

        ascGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("block");
        const text = tooltipEl.textContent;
        expect(text).toContain("Ascendant");
        // ASC=0° is the cusp of House 1
        expect(text).toContain("1");
    });

    // T15b — MC label is a clickable group with data-angle='MC'
    it("T15b: clicking [data-angle='MC'] shows tooltip with 'Midheaven' title and house 10", () => {
        const mcGroup = svgEl.querySelector("[data-angle='MC']");
        expect(mcGroup).not.toBeNull("expected [data-angle='MC'] to exist in the SVG");

        mcGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.style.display).toBe("block");
        const text = tooltipEl.textContent;
        expect(text).toContain("Midheaven");
        expect(text).toContain("10");
    });

    // T15c — ASC tooltip shows degree-in-sign and sign name
    it("T15c: ASC tooltip shows the in-sign degree and sign of the Ascendant", () => {
        const ascGroup = svgEl.querySelector("[data-angle='ASC']");
        ascGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const text = tooltipEl.textContent;
        // ASC=0° → 0° Aries
        expect(text).toContain("Aries");
        expect(text).toContain("0.0");
    });

    // T15d — clicking same angle a second time hides the tooltip
    it("T15d: clicking the same angle again hides the tooltip", () => {
        const ascGroup = svgEl.querySelector("[data-angle='ASC']");
        ascGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).toBe("block");

        ascGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));
        expect(tooltipEl.style.display).toBe("none");
    });

    // T15e — ASC tooltip lists planets within 10° orb (client-side computed)
    it("T15e: ASC tooltip includes aspect rows for planets within 10° orb", () => {
        const ascGroup = svgEl.querySelector("[data-angle='ASC']");
        ascGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const bodyHtml = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        // Sun at 8° → Conjunction (orb 8°) ✓ — _pSym emits data-planet attr
        expect(bodyHtml).toContain('data-planet="Sun"');
        // Mars at 188° → Opposition to ASC (0°), angular distance 172° → orb 8° ✓
        expect(bodyHtml).toContain('data-planet="Mars"');
    });

    // T15f — planet tooltip includes ASC in its aspect list when within orb
    it("T15f: planet tooltip for Sun lists ASC as an aspect partner", () => {
        const sunGroup = svgEl.querySelector("[data-planet='Sun']");
        expect(sunGroup).not.toBeNull();

        sunGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const bodyHtml = tooltipEl.querySelector(".nw-tt-body").innerHTML;
        expect(bodyHtml).toContain("ASC");
    });

    // T15g — NXT from a planet steps into an angle when angle is next by degree
    // ANGLE_CHART sorted descending: Mars(188)→Moon(97)→MC(90)→Sun(8)→ASC(0)
    // Moon is idx 1; NXT steps to MC (idx 2).
    it("T15g: clicking NXT from Moon (97°) activates MC (90°, next clockwise)", () => {
        const moonGroup = svgEl.querySelector("[data-planet='Moon']");
        expect(moonGroup).not.toBeNull("expected [data-planet='Moon']");
        moonGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const nxtBtn = tooltipEl.querySelector(".nw-tt-nxt");
        nxtBtn.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.textContent).toContain("Midheaven");
        const mcGroup = svgEl.querySelector("[data-angle='MC']");
        expect(mcGroup.classList.contains("nw-angle--active")).toBe(true);
        expect(moonGroup.classList.contains("nw-planet--active")).toBe(false);
    });

    // T15h — PRV from an angle steps back into a planet
    it("T15h: clicking PRV from MC (90°) activates Moon (97°, previous counterclockwise)", () => {
        const mcGroup = svgEl.querySelector("[data-angle='MC']");
        mcGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const prvBtn = tooltipEl.querySelector(".nw-tt-prv");
        prvBtn.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const moonGroup = svgEl.querySelector("[data-planet='Moon']");
        expect(moonGroup.classList.contains("nw-planet--active")).toBe(true);
        expect(mcGroup.classList.contains("nw-angle--active")).toBe(false);
    });

    // T15i — NXT from ASC (lowest degree, 0°) wraps to Mars (highest degree, 188°)
    it("T15i: NXT from ASC (0°, lowest) wraps clockwise to Mars (188°, highest)", () => {
        const ascGroup = svgEl.querySelector("[data-angle='ASC']");
        ascGroup.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        const nxtBtn = tooltipEl.querySelector(".nw-tt-nxt");
        nxtBtn.dispatchEvent(new MouseEvent("click", { bubbles: true }));

        expect(tooltipEl.textContent).toContain("Mars");
        const marsGroup = svgEl.querySelector("[data-planet='Mars']");
        expect(marsGroup.classList.contains("nw-planet--active")).toBe(true);
    });
});