46 lines
1.5 KiB
JavaScript
46 lines
1.5 KiB
JavaScript
const app = require('vn-loopback/server/server');
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describe('sale updateQuantity()', () => {
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it('should throw an error if the quantity is not a number', async() => {
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let error;
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await app.models.Sale.updateQuantity(1, 'wrong quantity!')
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.catch(response => {
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expect(response).toEqual(new Error('The value should be a number'));
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error = response;
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});
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expect(error).toBeDefined();
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});
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it('should throw an error if the quantity is greater than it should be', async() => {
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let error;
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await app.models.Sale.updateQuantity(1, 99)
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.catch(response => {
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expect(response).toEqual(new Error('The new quantity should be smaller than the old one'));
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error = response;
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});
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expect(error).toBeDefined();
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});
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it('should update the quantity of a given sale current line', async() => {
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let originalLineData = await app.models.Sale.findOne({where: {id: 1}, fields: ['quantity']});
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expect(originalLineData.quantity).toEqual(5);
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await app.models.Sale.updateQuantity(1, 4);
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let modifiedLineData = await app.models.Sale.findOne({where: {id: 1}, fields: ['quantity']});
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expect(modifiedLineData.quantity).toEqual(4);
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await app.models.Sale.update({id: 1}, {quantity: 5});
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let resetLineDataValues = await app.models.Sale.findOne({where: {id: 1}, fields: ['quantity']});
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expect(resetLineDataValues.quantity).toEqual(5);
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});
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});
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