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71 lines
2.4 KiB
TypeScript
71 lines
2.4 KiB
TypeScript
import { resetCapabilitiesCache, setCapabilities } from "@earendil-works/pi-tui";
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import { afterEach, describe, expect, it } from "vitest";
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import {
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detectTerminalBackground,
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getThemeByName,
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getThemeForRgbColor,
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parseOsc11BackgroundColor,
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} from "../src/modes/interactive/theme/theme.js";
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afterEach(() => {
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resetCapabilitiesCache();
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});
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describe("detectTerminalBackground", () => {
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it("uses the COLORFGBG background color index", () => {
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expect(detectTerminalBackground({ env: { COLORFGBG: "0;15" } })).toMatchObject({
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theme: "light",
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source: "COLORFGBG",
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confidence: "high",
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});
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expect(detectTerminalBackground({ env: { COLORFGBG: "15;0" } })).toMatchObject({
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theme: "dark",
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source: "COLORFGBG",
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confidence: "high",
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});
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});
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it("uses the last COLORFGBG field as the background", () => {
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expect(detectTerminalBackground({ env: { COLORFGBG: "0;7;15" } }).theme).toBe("light");
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});
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it("defaults to dark without terminal background hints", () => {
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expect(detectTerminalBackground({ env: {} })).toMatchObject({
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theme: "dark",
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source: "fallback",
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confidence: "low",
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});
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});
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});
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describe("theme color mode", () => {
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it("uses terminal capabilities", () => {
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setCapabilities({ images: null, trueColor: false, hyperlinks: false });
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const ansi256Theme = getThemeByName("dark");
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if (!ansi256Theme) throw new Error("dark theme not found");
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expect(ansi256Theme.getColorMode()).toBe("256color");
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expect(ansi256Theme.getFgAnsi("accent")).toMatch(/^\x1b\[38;5;\d+m$/);
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setCapabilities({ images: null, trueColor: true, hyperlinks: false });
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const truecolorTheme = getThemeByName("dark");
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if (!truecolorTheme) throw new Error("dark theme not found");
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expect(truecolorTheme.getColorMode()).toBe("truecolor");
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expect(truecolorTheme.getFgAnsi("accent")).toMatch(/^\x1b\[38;2;\d+;\d+;\d+m$/);
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});
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});
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describe("parseOsc11BackgroundColor", () => {
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it("parses 16-bit OSC 11 rgb responses", () => {
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expect(parseOsc11BackgroundColor("\x1b]11;rgb:0000/8000/ffff\x07")).toEqual({ r: 0, g: 128, b: 255 });
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});
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it("parses OSC 11 hex responses", () => {
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expect(parseOsc11BackgroundColor("\x1b]11;#ffffff\x1b\\")).toEqual({ r: 255, g: 255, b: 255 });
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expect(parseOsc11BackgroundColor("\x1b]11;#000000\x07")).toEqual({ r: 0, g: 0, b: 0 });
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});
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it("classifies RGB colors by luminance", () => {
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expect(getThemeForRgbColor({ r: 8, g: 8, b: 8 })).toBe("dark");
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expect(getThemeForRgbColor({ r: 250, g: 250, b: 250 })).toBe("light");
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});
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});
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