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cea1119423
This lets us simplify the long-ish ‘../../static/js’ paths, and will remove the need for the ‘zrequire’ wrapper. Signed-off-by: Anders Kaseorg <anders@zulip.com>
40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
"use strict";
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const {strict: assert} = require("assert");
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const {zrequire} = require("./lib/namespace");
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const {run_test} = require("./lib/test");
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const colorspace = zrequire("colorspace");
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run_test("sRGB_to_linear", () => {
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let srgb_color = 0.0042;
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let expected_value = 0.0042 / 255 / 12.92;
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let actual_value = colorspace.sRGB_to_linear(srgb_color);
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assert.equal(actual_value, expected_value);
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srgb_color = 255;
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expected_value = 1;
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actual_value = colorspace.sRGB_to_linear(srgb_color);
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assert.equal(actual_value, expected_value);
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});
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run_test("rgb_luminance", () => {
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const channel = [1, 1, 1];
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const expected_value = 1;
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const actual_value = colorspace.rgb_luminance(channel);
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assert.equal(actual_value, expected_value);
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});
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run_test("luminance_to_lightness", () => {
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let luminance = 0;
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let expected_value = (116 * 4) / 29 - 16;
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let actual_value = colorspace.luminance_to_lightness(luminance);
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assert.equal(actual_value, expected_value);
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luminance = 1;
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expected_value = 100;
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actual_value = colorspace.luminance_to_lightness(luminance);
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assert.equal(actual_value, expected_value);
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});
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