test: utils test case

package.json

@@ -43,6 +43,7 @@
     "release": "bumpp && npm publish",
     "start": "esno src/index.ts",
     "test": "vitest",
+    "test:update": "vitest -u",
     "typecheck": "tsc --noEmit",
     "prepare": "simple-git-hooks"
   },

test/utils.test.ts

@@ -0,0 +1,85 @@
+import { describe, expect, it } from 'vitest'
+import { convertColor, hexToHsb, hexToHsl, hexToRgb, hsbToHex, hsbToHsl, hsbToRgb, hslToHex, hslToHsb, hslToRgb, isColor, rgbToHex, rgbToHsb, rgbToHsl } from '../src/index'
+import type { ColorType } from '../src/types'
+
+describe('utils scoped', () => {
+  const hex = '#ff0000'
+  const rgb = 'rgb(255, 0, 0)'
+  const hsl = 'hsl(0, 100%, 50%)'
+  const hsb = 'hsb(0, 100%, 100%)'
+  const isnotHex = 'rgb(255, 0, 0, 0.5)'
+  const isnotRgb = 'rgb(255, 0)'
+  const isnotHsl = 'hsl(0, 100%)'
+  const isnotHsb = 'hsb(0, 100%)'
+
+  const colors = [hex, rgb, hsl, hsb]
+  const notColors = [isnotHex, isnotRgb, isnotHsl, isnotHsb]
+
+  it('isColor', () => {
+    expect(colors.every(isColor)).toEqual(true)
+    expect(notColors.every(isColor)).toEqual(false)
+  })
+
+  it('simple convert', () => {
+    // rgb to others test case
+    expect(rgbToHsl(rgb)).toEqual(hsl)
+    expect(rgbToHsb(rgb)).toEqual(hsb)
+    expect(rgbToHex(rgb)).toEqual(hex)
+
+    // hex to others test case
+    expect(hexToHsb(hex)).toEqual(hsb)
+    expect(hexToHsl(hex)).toEqual(hsl)
+    expect(hexToRgb(hex)).toEqual(rgb)
+
+    // hsl to others test case
+    expect(hslToRgb(hsl)).toEqual(rgb)
+    expect(hslToHex(hsl)).toEqual(hex)
+    expect(hslToHsb(hsl)).toEqual(hsb)
+
+    // hsb to others test case
+    expect(hsbToRgb(hsb)).toEqual(rgb)
+    expect(hsbToHex(hsb)).toEqual(hex)
+    expect(hsbToHsl(hsb)).toEqual(hsl)
+  })
+
+  it('convertColor', () => {
+    function testTrueConvert(type: ColorType) {
+      return colors.map(c => convertColor(c, type))
+    }
+
+    function testFalseConvert(type: ColorType) {
+      return notColors.map(c => convertColor(c, type))
+    }
+
+    expect((['rgb', 'hex', 'hsl', 'hsb'] as ColorType[]).map(testTrueConvert)).toMatchInlineSnapshot(`
+      [
+        [
+          "rgb(255, 0, 0)",
+          "rgb(255, 0, 0)",
+          "rgb(255, 0, 0)",
+          "rgb(255, 0, 0)",
+        ],
+        [
+          "#ff0000",
+          "#ff0000",
+          "#ff0000",
+          "#ff0000",
+        ],
+        [
+          "hsl(0, 100%, 50%)",
+          "hsl(0, 100%, 50%)",
+          "hsl(0, 100%, 50%)",
+          "hsl(0, 100%, 50%)",
+        ],
+        [
+          "hsb(0, 100%, 100%)",
+          "hsb(0, 100%, 100%)",
+          "hsb(0, 100%, 100%)",
+          "hsb(0, 100%, 100%)",
+        ],
+      ]
+    `)
+
+    expect(testFalseConvert('hex').filter(Boolean)).toEqual([])
+  })
+})