chore(vendor): import pi 1.3.0
Imported as a linear vendor commit so forge rebases do not replay the upstream root tree. git-subtree-dir: third_party/pi git-subtree-split: 71023aec1546d6d677a65669c5665c0927ce0dd0
This commit is contained in:
@@ -1,11 +1,9 @@
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import { type RgbColor, resetCapabilitiesCache, setCapabilities } from "@earendil-works/pi-tui";
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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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detectTerminalBackgroundFromEnv,
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detectTerminalBackgroundTheme,
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detectTerminalThemeForAuto,
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detectColorFgBgTheme,
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detectTerminalTheme,
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getThemeByName,
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getThemeForRgbColor,
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parseAutoThemeSetting,
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resolveThemeSetting,
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} from "../src/modes/interactive/theme/theme.ts";
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@@ -14,129 +12,34 @@ afterEach(() => {
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resetCapabilitiesCache();
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});
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describe("detectTerminalBackgroundFromEnv", () => {
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it("uses the COLORFGBG background color index", () => {
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expect(detectTerminalBackgroundFromEnv({ 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(detectTerminalBackgroundFromEnv({ 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(detectTerminalBackgroundFromEnv({ 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(detectTerminalBackgroundFromEnv({ 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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describe("detectColorFgBgTheme", () => {
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it("classifies the last field by palette index like Vim", () => {
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expect(detectColorFgBgTheme({ COLORFGBG: "15;0" })).toBe("dark");
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expect(detectColorFgBgTheme({ COLORFGBG: "0;7;15" })).toBe("light");
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// Solarized Dark's background is bright black.
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expect(detectColorFgBgTheme({ COLORFGBG: "12;8" })).toBe("dark");
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// rxvt writes "default" when the background is not a palette color.
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expect(detectColorFgBgTheme({ COLORFGBG: "15;default" })).toBeUndefined();
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expect(detectColorFgBgTheme({})).toBeUndefined();
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});
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});
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describe("detectTerminalBackgroundTheme", () => {
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it("uses the queried terminal background before environment hints", async () => {
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let queriedTimeoutMs: number | undefined;
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const detection = await detectTerminalBackgroundTheme({
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env: { COLORFGBG: "15;0" },
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timeoutMs: 250,
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ui: {
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async queryTerminalBackgroundColor({ timeoutMs }: { timeoutMs: number }): Promise<RgbColor | undefined> {
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queriedTimeoutMs = timeoutMs;
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return { r: 250, g: 250, b: 250 };
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},
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},
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});
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expect(queriedTimeoutMs).toBe(250);
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expect(detection).toMatchObject({
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theme: "light",
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source: "terminal background",
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confidence: "high",
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});
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describe("detectTerminalTheme", () => {
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it("prefers the background, then the reported scheme, then COLORFGBG, then dark", () => {
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const env = { COLORFGBG: "0;15" };
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expect(detectTerminalTheme({ background: { r: 8, g: 8, b: 8 } }, "light", env)).toBe("dark");
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expect(detectTerminalTheme({}, "dark", env)).toBe("dark");
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expect(detectTerminalTheme({}, undefined, env)).toBe("light");
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expect(detectTerminalTheme({}, undefined, {})).toBe("dark");
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});
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it("falls back to environment hints when the terminal query returns no color", async () => {
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const detection = await detectTerminalBackgroundTheme({
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env: { COLORFGBG: "15;0" },
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timeoutMs: 250,
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ui: {
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async queryTerminalBackgroundColor(): Promise<RgbColor | undefined> {
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return undefined;
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},
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},
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});
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expect(detection).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("falls back to environment hints when the terminal query fails", async () => {
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const detection = await detectTerminalBackgroundTheme({
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env: { COLORFGBG: "0;15" },
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timeoutMs: 250,
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ui: {
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async queryTerminalBackgroundColor(): Promise<RgbColor | undefined> {
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throw new Error("terminal write failed");
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},
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},
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});
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expect(detection).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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});
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});
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describe("detectTerminalThemeForAuto", () => {
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it("starts both queries and returns the preferred color-scheme result without waiting", async () => {
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let resolveColorScheme!: (theme: "dark" | "light" | undefined) => void;
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let backgroundQueryStarted = false;
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const detection = detectTerminalThemeForAuto({
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timeoutMs: 100,
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ui: {
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queryTerminalColorScheme: () =>
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new Promise((resolve) => {
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resolveColorScheme = resolve;
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}),
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queryTerminalBackgroundColor: () => {
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backgroundQueryStarted = true;
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return new Promise<RgbColor | undefined>(() => {});
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},
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},
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});
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expect(backgroundQueryStarted).toBe(true);
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resolveColorScheme("dark");
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await expect(detection).resolves.toBe("dark");
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});
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it("uses the background result when the color-scheme query fails", async () => {
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await expect(
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detectTerminalThemeForAuto({
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timeoutMs: 100,
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ui: {
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async queryTerminalColorScheme(): Promise<undefined> {
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throw new Error("color-scheme query failed");
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},
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async queryTerminalBackgroundColor(): Promise<RgbColor> {
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return { r: 250, g: 250, b: 250 };
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},
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},
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}),
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).resolves.toBe("light");
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it("follows the foreground when text is readable that way", () => {
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const background = { r: 118, g: 118, b: 118 };
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expect(detectTerminalTheme({ background })).toBe("light");
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expect(detectTerminalTheme({ background, foreground: { r: 255, g: 255, b: 255 } })).toBe("dark");
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// White text cannot reach 4.5:1 on mid-gray.
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const midGray = { r: 128, g: 128, b: 128 };
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expect(detectTerminalTheme({ background: midGray, foreground: { r: 255, g: 255, b: 255 } })).toBe("light");
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});
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});
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@@ -156,13 +59,6 @@ describe("theme color mode", () => {
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});
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});
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describe("theme detection from RGB", () => {
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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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describe("theme setting helpers", () => {
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it("parses and resolves automatic theme settings", () => {
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expect(parseAutoThemeSetting("light/dark")).toEqual({ lightTheme: "light", darkTheme: "dark" });
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