Rate: add test

packages/rate/src/main.vue

@@ -197,6 +197,7 @@
 
       showDecimalIcon(item) {
         let showWhenDisabled = this.disabled && this.valueDecimal > 0 && item - 1 < this.value && item > this.value;
+        /* istanbul ignore next */
         let showWhenAllowHalf = this.allowHalf && this.pointerAtLeftHalf && ((item - 0.5).toFixed(1) === this.currentValue.toFixed(1));
         return showWhenDisabled || showWhenAllowHalf;
       },
@@ -223,6 +224,7 @@
         if (this.disabled) {
           return;
         }
+        /* istanbul ignore if */
         if (this.allowHalf) {
           let target = event.target;
           if (hasClass(target, 'el-rate__item')) {

test/unit/specs/rate.spec.js

+import { createTest, createVue } from '../util';
+import Rate from 'packages/rate';
+import Vue from 'vue';
+
+describe('Rate', () => {
+  it('create', () => {
+    const vm = createTest(Rate, { max: 10 }, true);
+    const stars = vm.$el.querySelectorAll('.el-rate__item');
+    expect(stars.length).to.equal(10);
+  });
+
+  it('with texts', () => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-rate
+            v-model="value"
+            show-text
+            :texts="['1', '2', '3', '4', '5']"></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 4
+        };
+      }
+    }, true);
+    const text = vm.$el.querySelector('.el-rate__text');
+    expect(text.textContent).to.equal('4');
+  });
+
+  it('value change', done => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value"></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 0
+        };
+      }
+    }, true);
+    const rate = vm.$children[0];
+    expect(rate.value).to.equal(0);
+    vm.value = 3;
+    Vue.nextTick(() => {
+      expect(rate.value).to.equal(3);
+      done();
+    });
+  });
+
+  it('click', () => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value"></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 0
+        };
+      }
+    }, true);
+    const thirdStar = vm.$el.querySelectorAll('.el-rate__item')[2];
+    thirdStar.click();
+    expect(vm.value).to.equal(3);
+  });
+
+  it('colors', () => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value" :colors="['#99A9BF', '#F7BA2A', '#FF9900']"></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 4
+        };
+      }
+    }, true);
+    const thirdIcon = vm.$el.querySelectorAll('.el-rate__item')[2].querySelector('.el-rate__icon');
+    expect(thirdIcon.style.color).to.equal('rgb(255, 153, 0)');
+  });
+
+  it('threshold', () => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value" :low-threshold="3"></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 3
+        };
+      }
+    }, true);
+    const thirdIcon = vm.$el.querySelectorAll('.el-rate__item')[2].querySelector('.el-rate__icon');
+    expect(thirdIcon.style.color).to.equal('rgb(247, 186, 42)');
+  });
+
+  it('disabled', () => {
+    const vm1 = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value" disabled show-text></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 3.7
+        };
+      }
+    }, true);
+    const vm2 = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value" disabled show-text></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 3.4
+        };
+      }
+    }, true);
+    const firstStar = vm1.$el.querySelectorAll('.el-rate__item')[0];
+    firstStar.click();
+    vm1.$children[0].resetCurrentValue();
+    expect(vm1.value).to.equal(3.7);
+
+    const fourthStar = vm2.$el.querySelectorAll('.el-rate__item')[3];
+    const halfStar = fourthStar.querySelector('.el-rate__decimal');
+    expect(halfStar.style.width).to.equal('0%');
+  });
+
+  it('allow half', () => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-rate v-model="value" allow-half></el-rate>
+        </div>
+      `,
+
+      data() {
+        return {
+          value: 0
+        };
+      }
+    }, true);
+    const rate = vm.$children[0];
+    const secondStar = vm.$el.querySelectorAll('.el-rate__item')[1];
+    rate.setCurrentValue(1, { target: secondStar, offsetX: 2 });
+    secondStar.click();
+    rate.resetCurrentValue();
+    expect(vm.value).to.equal(0.5);
+  });
+});