import { shallowMount } from "@vue/test-utils";
import buttonQuestion from "@/common-components/button-question/button-question";
import { getMountOptions } from "@/helpers/unit-test-helper.js";

jest.mock("@/store", () => { return {}; }, { virtual: true });

describe("buttonQuestion.vue", () => {
  it("Should show overflow classes on fieldset if isOverflowScrollable is true", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, {
      propsData: {
        isOverflowScrollable: true,
        groupName: "group-name"
      }
    });

    // Assert
    const fieldSet = wrapper.find('fieldset');
    expect(fieldSet.classes()).toContain("overflow-scroll");
  });
});

describe("buttonQuestion.vue", () => {
  it("Fieldset classes should contain row if button type is listCard", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, {
      propsData: {
        buttonType: "listCard",
        groupName: "group-name"
      }
    });
    // Assert
    const Div = wrapper.find('fieldset div');
    expect(Div.classes()).toContain("row");
  });
});

describe("buttonQuestion.vue", () => {
  it("Fieldset classes should contain d-flex if button type is listButtonHorizontal", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, {
      propsData: {
        buttonType: "listButtonHorizontal",
        groupName: "group-name"
      }
    });
    // Assert
    const Div = wrapper.find('fieldset div');
    expect(Div.classes()).toContain("d-flex");
  });
});

describe("buttonQuestion.vue", () => {
  it("Fieldset classes should contain ui-radio if button type is radio", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, {
      propsData: {
        buttonType: "radio",
        groupName: "group-name"
      }
    });
    // Assert
    const Div = wrapper.find('fieldset div');
    expect(Div.classes()).toContain("ui-radio");
  });
});


// testing a computed property
describe("buttonQuestion.vue", () => {
  it("getColLength should return '12' if prop isWide is set to true", () => {
    // Act
    const localThis = { isWide: true }

    expect(buttonQuestion.computed.getColLength.call(localThis)).toBe("12");
  });
});

describe("buttonQuestion.vue", () => {
  it("getColLength should return '' if prop isWide is set to false", () => {
    // Act
    const localThis = {
      isWide: false,
      answers: ['a', 'b'],
      groupName: "group-name"
    }

    expect(buttonQuestion.computed.getColLength.call(localThis)).toBe("");
  });
});

describe("buttonQuestion.vue", () => {
  it("Should return answer.Text if prop useTextForValue is true", async () => {
    // Act
    const localThis = { useTextForValue: true };
    const answer = { 'Name': 'testName', 'Text': 'testText' };

    // Assert
    expect(buttonQuestion.methods.getValue.call(localThis, answer)).toBe('testText');
  });
});

describe("buttonQuestion.vue", () => {
  it("Should return answer.Name if prop useTextForValue is false and answer.Name exists", async () => {
    // Act
    const localThis = { useTextForValue: false };
    const answer = { 'Name': 'testName', 'Text': 'testText' };

    // Assert
    expect(buttonQuestion.methods.getValue.call(localThis, answer)).toBe('testName');
  });
});

describe("buttonQuestion.vue", () => {
  it("Should trigger event modelValue change to new value on when radio button selected", async () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, setupMocks({propsData: {groupName: "group-name"}}));
    await wrapper.setProps({
      answers: ["2022", "2021", "2020"],
      isMultiSelect: false,
      modelValue: []
    });
    const val = { checkValue: true, value: "2021", }
    wrapper.vm.handleCheckedChanged(val);
    // Assert
    expect(wrapper.emitted()["update:modelValue"][0]).toEqual([["2021"]]);
  });
});

describe("buttonQuestion.vue", () => {
  it("Should add values to array on checkbox click", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, setupMocks({
      propsData: {
        modelValue: ["2022", "2021", "2020"],
        isMultiSelect: true,
        groupName: "group-name"
      }
    }));
    const val = { checkValue: true, value: "2019", }
    wrapper.vm.handleCheckedChanged(val);
    // Assert
    expect(wrapper.emitted()["update:modelValue"][0]).toEqual([["2022", "2021", "2020", "2019"]]);
  });
});

describe("buttonQuestion.vue", () => {
  it("Should add a value to this.selectedValues if prop isMultiSelect is true, checkValue is true and this.selectedValues already exists", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, setupMocks({
      propsData: {
        isMultiSelect: true,
        modelValue: ['a', 'b'],
        groupName: "group-name"
      }
    }));
    const val = { checkValue: true, value: "2021", }
    wrapper.vm.handleCheckedChanged(val);

    // Assert
    expect(wrapper.vm.selectedValues).toEqual(["a", "b", "2021"]);
  });
});

describe("buttonQuestion.vue", () => {
  it("Should remove a value to this.selectedValues if prop isMultiSelect is true, checkValue is false and this.selectedValues already exists", () => {
    // Act
    const wrapper = shallowMount(buttonQuestion, setupMocks({
      propsData: {
        isMultiSelect: true,
        modelValue: ['a', 'b'],
        groupName: "group-name"
      }
    }));

    const val = { checkValue: false, value: "a", }
    wrapper.vm.handleCheckedChanged(val);

    // Assert
    expect(wrapper.vm.selectedValues).toEqual(["b"]);
  });
});

function setupMocks(mountOptionsMockData = {}) {
  const defaultMountOptions = { route: { query: { fmgPage: 'page-name' } } };
  const baseMountOptions = getMountOptions(Object.assign(defaultMountOptions, mountOptionsMockData));
  const allMountOptions = Object.assign(defaultMountOptions, baseMountOptions);

  return allMountOptions;
}