currencies test

tests/mixins/miscellany/currencies.test.js

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+import { describe, it, expect } from 'vitest'
+import { mount, config, createLocalVue } from '@vue/test-utils'
+import addElemWithDataAppToBody from 'tests/mocks/DataAppElement';
+import currencies from '../../../src/mixins/miscellany/currencies.js';
+import mockComponent from '../../mocks/component.vue';
+
+addElemWithDataAppToBody();
+config.stubs['font-awesome-icon'] = { template: "<div></div> " }
+
+const localVue = createLocalVue()
+
+const wrapperFactory = () => mount(mockComponent, {
+  mixins: [currencies],
+})
+
+const wrapper = wrapperFactory();
+
+describe('Currencies Mixin', () => {
+    it('should save currencies in indexedDb', async () => {
+        await wrapper.vm.saveInIndexedDbCurrencies();
+    });
+
+    it('should return an object when calling getCurrencies', () => {
+        expect(wrapper.vm.getCurrencies()).toBeInstanceOf(Object);
+    });
+
+    it('Should return USD currency when calling getPreferredcurrency and preferredCurrency is null', async () => {
+        expect(await wrapper.vm.getPreferredCurrency()).toEqual({
+            code: "USD",
+            decimal_digits: 2,
+            name: "US Dollar",
+            name_plural: "US dollars",
+            rounding: 0,
+            symbol: "$",
+            symbol_native: "$",
+        });
+    });
+
+    it('Should return the specified currency when calling getPreferredcurrency and preferredCurrency is not null', async () => {
+        await wrapper.vm.setPreferredCurrency({
+            code: "DOP",
+            decimal_digits: 2,
+            name: "Dominican Peso",
+            name_plural: "Dominican pesos",
+            rounding: 0,
+            symbol: "RD$",
+            symbol_native: "RD$",
+        });
+        expect(await wrapper.vm.getPreferredCurrency()).toEqual({
+            code: "DOP",
+            decimal_digits: 2,
+            name: "Dominican Peso",
+            name_plural: "Dominican pesos",
+            rounding: 0,
+            symbol: "RD$",
+            symbol_native: "RD$",
+        });
+    });
+
+    it('Should return an instance of localForage when calling getInstanceDb', () => {
+        expect(wrapper.vm.getInstanceDb()).toBeInstanceOf(Object);
+    });
+
+    it('Should return true when calling IsPreferredCurrencyNull and preferredCurrency is null', async () => {
+        await wrapper.vm.setPreferredCurrency(null);
+        expect(await wrapper.vm.IsPreferredCurrencyNull()).toBe(true);
+    });
+
+    it('Should return false when calling IsPreferredCurrencyNull and preferredCurrency is not null', async () => {
+        await wrapper.vm.setPreferredCurrency({
+            code: "DOP",
+            decimal_digits: 2,
+            name: "Dominican Peso",
+            name_plural: "Dominican pesos",
+            rounding: 0,
+            symbol: "RD$",
+            symbol_native: "RD$",
+        });
+        expect(await wrapper.vm.IsPreferredCurrencyNull()).toBe(false);
+    });
+})