describe("Warehouse functionality", () => {
    it("correct param", () => {
        let warehouse = new Warehouse(100);
        warehouse.addProduct('Food', 'Bread', 11);
        warehouse.addProduct('Food', 'tea', 13);
        warehouse.addProduct('Food', 'ananas', 5);
        let expected = '{"tea":13,"Bread":11,"ananas":5}';
        let actual = JSON.stringify(warehouse.orderProducts('Food'));
        assert.equal(actual, expected);
    });
    it("Should check the instanceof - 1", () => {
        const warehouse = new Warehouse(26);
        expect(warehouse).to.be.instanceOf(Warehouse);
    });
    it("Should trow error -> no capacity", () => {
        let errorMessage = 'Invalid given warehouse space';
        expect(() => new Warehouse()).to.Throw(errorMessage);
    });
    it("Should trow error -> capacity !== number", () => {
        let errorMessage = 'Invalid given warehouse space';
        expect(() => new Warehouse("max")).to.Throw(errorMessage);
    });
    it("Should trow error -> capacity === 0", () => {
        let errorMessage = 'Invalid given warehouse space';
        expect(() => new Warehouse(0)).to.Throw(errorMessage);
    });
    it("Should trow error -> capacity < 0", () => {
        let errorMessage = 'Invalid given warehouse space';
        expect(() => new Warehouse(-5)).to.Throw(errorMessage);
    });
    it("Should check the properties", () => {
        const warehouse = new Warehouse(16);
        expect(warehouse).to.have.property("addProduct");
        expect(warehouse).to.have.property("orderProducts");
        expect(warehouse).to.have.property("occupiedCapacity");
        expect(warehouse).to.have.property("revision");
        expect(warehouse).to.have.property("scrapeAProduct");
    });
    it("addProduct1.", () => {
        const warehouse = new Warehouse(20);
        const expected = warehouse.addProduct("Food", "sausage", 5);
        expect(expected).to.be.deep.equal({sausage: 5});
    });
    it("addProduct2. Not enough warehouse space", () => {
        const warehouse = new Warehouse(20);
        const errorMessage = "There is not enough space or the warehouse is already full";
        expect(() => (warehouse.addProduct("Food", "sausage", 25))).to.throw(errorMessage);
    });
    it("addProduct3. Should throw error -> wrong type params. Not enough warehouse space", () => {
        const warehouse = new Warehouse(20);
        const errorMessage = "There is not enough space or the warehouse is already full";
        expect(() => (warehouse.addProduct("Food", 4, "monument"))).to.throw(errorMessage);
    });
    it("addProduct4. Should throw error -> wrong type params. Not enough warehouse space", () => {
        const warehouse = new Warehouse(10);
        const product1 = warehouse.addProduct("Food", "sausage", 5);
        const product2 = warehouse.addProduct("Food", "sausage", 5);
        const errorMessage = "There is not enough space or the warehouse is already full";
        expect(() => (warehouse.addProduct("Food", 4, "monument"))).to.throw(errorMessage);
    });
    it("orderProducts1. Should order the products in desc order by the quantity", () => {
        const warehouse = new Warehouse(50);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Food", "milk", 12);
        warehouse.addProduct("Food", "eggs", 3);
        expect(warehouse.orderProducts("Food")).to.be.deep.equal({ milk: 12, sausage: 5, eggs: 3 });
    });
    it("orderProducts2. Should order the products in desc order by the quantity", () => {
        const warehouse = new Warehouse(50);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Food", "milk", 5);
        warehouse.addProduct("Drink", "eggs", 5);
        expect(warehouse.orderProducts("Food")).to.be.deep.equal({ sausage: 10, milk: 5 });
    });
    it("occupiedCapacity() - 1. Should return a number", () => {
        const warehouse = new Warehouse(50);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Drink", "milk", 5);
        warehouse.addProduct("Food", "eggs", 5);
        expect(warehouse.occupiedCapacity()).to.be.deep.equal(15);
    });
    it("scrapeAProduct - 1.", () => {
        const warehouse = new Warehouse(50);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Drink", "milk", 5);
        warehouse.addProduct("Food", "eggs", 5);
        warehouse.scrapeAProduct("milk", 3);
        expect(warehouse.occupiedCapacity()).to.be.deep.equal(12);
    });
    it("scrapeAProduct - 2.", () => {
        const warehouse = new Warehouse(50);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Drink", "milk", 5);
        warehouse.addProduct("Food", "eggs", 5);
        expect( () => (warehouse.scrapeAProduct("orange", 3))).to.be.Throw("orange do not exists");
    });
    it("scrapeAProduct - 3.", () => {
        const warehouse = new Warehouse(50);
        warehouse.addProduct("Drink", "milk", 5);
        expect( warehouse.scrapeAProduct("milk", 10)).to.be.deep.equal( { milk: 0 });
    });
    it("revision() - 1. Should return all products", () => {
        const warehouse = new Warehouse(20);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Food", "milk", 5);
        warehouse.addProduct("Drink", "eggs", 5);
        expect(warehouse.revision()).to.be.equal("Product type - [Food]\n" +
            "- sausage 5\n" +
            "- milk 5\n" +
            "Product type - [Drink]\n" +
            "- eggs 5");
    });
    it("revision() - 2. Should throw error - empty warehouse", () => {
        const warehouse = new Warehouse(20);
        expect(warehouse.revision()).to.be.equal("The warehouse is empty");
    });
    it("revision() - 3. Should return all products", () => {
        const warehouse = new Warehouse(20);
        warehouse.addProduct("Food", "sausage", 5);
        warehouse.addProduct("Food", "sausage", 5);
      expect(warehouse.revision()).to.be.equal("Product type - [Food]\n" +
          "- sausage 10\n" +
          "Product type - [Drink]");
    });
});