rewrite values tests (#105)

src/analyzer/values/index.js

@@ -1,5 +1,5 @@
 module.exports = declarations => {
-  const all = declarations.map(declaration => declaration.value)
+  const all = declarations.map(({value}) => value)
 
   const prefixed = require('./prefixed.js')(all)
   const fontsizes = require('./font-sizes.js')(declarations)

test/analyzer/values/index.js

@@ -1,9 +1,49 @@
 const test = require('ava')
-const testScope = require('../../utils/scope-tester.js')
+const analyze = require('../../../src/analyzer/values')
 
-const SCOPE = 'values'
+test('It responds with the correct structure', t => {
+  const {
+    total,
+    boxshadows,
+    browserhacks,
+    colors,
+    fontfamilies,
+    fontsizes,
+    prefixed,
+    zindexes
+  } = analyze([{property: 'a', value: '0'}])
 
-test(SCOPE, async t => {
-  const {actual, expected} = await testScope(SCOPE)
-  t.deepEqual(actual[SCOPE], expected)
+  t.is(total, 1)
+  t.truthy(boxshadows)
+  t.truthy(browserhacks)
+  t.truthy(colors)
+  t.truthy(fontfamilies)
+  t.truthy(fontsizes)
+  t.truthy(prefixed)
+  t.truthy(zindexes)
+})
+
+test('It analyzes values with comments', t => {
+  t.is(analyze([{property: 'a', value: 'a/* comment */'}]).total, 1)
+})
+
+test('It analyzes values with custom properties', t => {
+  const fixture = [{property: 'height', value: 'var(--my-custom-property)'}]
+  t.notThrows(() => analyze(fixture))
+  t.is(analyze(fixture).total, 1)
+})
+
+test('It analyzes complex values', t => {
+  const fixtures = [
+    {property: 'grid-column', value: '1/-1'},
+    {property: 'grid-column', value: '1 /-1'},
+    {property: 'grid-column', value: '1/ -1'},
+    {property: 'grid-column', value: '1 / -1'},
+    {property: 'width', value: 'calc(100px + 2%)'}
+  ]
+
+  fixtures.forEach(fixture => {
+    t.notThrows(() => analyze([fixture]))
+    t.is(analyze([fixture]).total, 1)
+  })
 })