opencode/packages/tui/test/component/tab-pulse.test.ts
2026-07-28 22:43:46 -04:00

47 lines
1.9 KiB
TypeScript

import { expect, test } from "bun:test"
import { RGBA } from "@opentui/core"
import { blendTabPulseColor, completionPulseOpacity, unreadGlowIntensity } from "../../src/component/tab-pulse"
import { tint } from "../../src/theme/color"
test("completion pulse rises quickly and fades over the remaining duration", () => {
expect(completionPulseOpacity(0)).toBe(0)
expect(completionPulseOpacity(0.08)).toBeCloseTo(0.5)
expect(completionPulseOpacity(0.16)).toBe(1)
expect(completionPulseOpacity(0.58)).toBeCloseTo(0.5)
expect(completionPulseOpacity(1)).toBe(0)
})
test("unread glow peaks behind the tab number and fades to the normal background", () => {
const intensities = Array.from({ length: 22 }, (_, index) => unreadGlowIntensity(index, 22))
expect(intensities[0]).toBe(1)
expect(intensities[1]).toBe(1)
expect(intensities[2]).toBeLessThan(1)
expect(intensities.slice(1)).toEqual(intensities.slice(1).sort((a, b) => b - a))
expect(intensities[13]).toBe(0)
expect(intensities.at(-1)).toBe(0)
})
test("unread glow reaches the normal background on compact tabs", () => {
expect(unreadGlowIntensity(0, 8)).toBe(1)
expect(unreadGlowIntensity(7, 8)).toBe(0)
})
test("reuses a color while preserving the original glow and pulse blend stages", () => {
const output = RGBA.fromInts(0, 0, 0)
const background = RGBA.fromHex("#1a1b26")
const glowColor = RGBA.fromHex("#82aaff")
const runningColor = RGBA.fromHex("#c8d3f5")
const completionColor = RGBA.fromHex("#ff9e64")
for (const glow of [0, 0.08, 0.16]) {
for (const running of [0, 0.01, 0.07, 0.14]) {
for (const completion of [0, 0.03, 0.09, 0.18]) {
blendTabPulseColor(output, background, glowColor, runningColor, completionColor, glow, running, completion)
expect(output.buffer).toEqual(
tint(tint(tint(background, glowColor, glow), runningColor, running), completionColor, completion).buffer,
)
}
}
}
})