ICTU/quality-time

import { render, screen, waitFor } from "@testing-library/react"
import userEvent from "@testing-library/user-event"

import * as fetch_server_api from "../api/fetch_server_api"
import { DataModel } from "../context/DataModel"
import { EDIT_REPORT_PERMISSION, Permissions } from "../context/Permissions"
import { Target } from "./Target"

jest.mock("../api/fetch_server_api.js")

const dataModel = {
    metrics: {
        violations: {
            unit: "violations",
            direction: "<",
            name: "Violations",
            default_scale: "count",
            scales: ["count", "percentage"],
        },
        violations_with_default_target: {
            target: "100",
            unit: "violations",
            direction: "<",
            name: "Violations",
            default_scale: "count",
            scales: ["count", "percentage"],
        },
        source_version: {
            unit: "",
            direction: "<",
            name: "Source version",
            default_scale: "version_number",
            scales: ["version_number"],
        },
    },
}

function renderMetricTarget(metric) {
    render(
        <Permissions.Provider value={[EDIT_REPORT_PERMISSION]}>
            <DataModel.Provider value={dataModel}>
                <Target
                    metric={metric}
                    metric_uuid="metric_uuid"
                    target_type="target"
                    label="Target"
                    reload={() => {
                        /* Dummy implementation */
                    }}
                />
            </DataModel.Provider>
        </Permissions.Provider>,
    )
}

it("sets the metric integer target", async () => {
    fetch_server_api.fetch_server_api = jest.fn().mockResolvedValue({ ok: true })
    renderMetricTarget({ type: "violations", target: "10" })
    await userEvent.type(screen.getByDisplayValue("10"), "42{Enter}", {
        initialSelectionStart: 0,
        initialSelectionEnd: 2,
    })
    expect(fetch_server_api.fetch_server_api).toHaveBeenLastCalledWith("post", "metric/metric_uuid/attribute/target", {
        target: "42",
    })
})

it("sets the metric version target", async () => {
    fetch_server_api.fetch_server_api = jest.fn().mockResolvedValue({ ok: true })
    renderMetricTarget({ type: "source_version", target: "10" })
    await userEvent.type(screen.getByDisplayValue("10"), "4.2{Enter}", {
        initialSelectionStart: 0,
        initialSelectionEnd: 2,
    })
    expect(fetch_server_api.fetch_server_api).toHaveBeenLastCalledWith("post", "metric/metric_uuid/attribute/target", {
        target: "4.2",
    })
})

it("displays the default target if changed", () => {
    renderMetricTarget({ type: "violations_with_default_target" })
    expect(screen.queryAllByText(/default:/).length).toBe(1)
})

it("shows help", async () => {
    renderMetricTarget({ type: "violations", target: "10", near_target: "15" })
    await userEvent.tab()
    await waitFor(() => {
        expect(screen.queryAllByText(/How measurement values are evaluated/).length).toBe(1)
    })
})

function expectVisible(...matchers) {
    matchers.forEach((matcher) => expect(screen.queryAllByText(matcher).length).toBe(1))
}

function expectNotVisible(...matchers) {
    matchers.forEach((matcher) => expect(screen.queryAllByText(matcher).length).toBe(0))
}

it("shows help for evaluated metric without tech debt", async () => {
    renderMetricTarget({ type: "violations", target: "10", near_target: "15" })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target met/,
            /≦ 10 violations/,
            /Near target met/,
            /10 - 15 violations/,
            /Target not met/,
            /> 15 violations/,
        )
        expectNotVisible(/Debt target met/)
    })
})

it("shows help for evaluated metric with tech debt", async () => {
    renderMetricTarget({
        type: "violations",
        target: "10",
        debt_target: "15",
        near_target: "20",
        accept_debt: true,
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target met/,
            /≦ 10 violations/,
            /Debt target met/,
            /10 - 15 violations/,
            /Near target met/,
            /15 - 20 violations/,
            /Target not met/,
            /> 20 violations/,
        )
    })
})

it("shows help for evaluated metric with tech debt if debt target is missing", async () => {
    renderMetricTarget({ type: "violations", target: "10", near_target: "20", accept_debt: true })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target met/,
            /≦ 10 violations/,
            /Near target met/,
            /10 - 20 violations/,
            /Target not met/,
            /> 20 violations/,
        )
        expectNotVisible(/Debt target met/)
    })
})

it("shows help for evaluated metric with tech debt with end date", async () => {
    renderMetricTarget({
        type: "violations",
        target: "10",
        debt_target: "15",
        near_target: "20",
        accept_debt: true,
        debt_end_date: "3000-01-01",
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target met/,
            /≦ 10 violations/,
            /Debt target met/,
            /10 - 15 violations/,
            /Near target met/,
            /15 - 20 violations/,
            /Target not met/,
            /> 20 violations/,
        )
    })
})

it("shows help for evaluated metric with tech debt with end date in the past", async () => {
    renderMetricTarget({
        type: "violations",
        target: "10",
        debt_target: "15",
        near_target: "20",
        accept_debt: true,
        debt_end_date: "2000-01-01",
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target met/,
            /≦ 10 violations/,
            /Near target met/,
            /10 - 20 violations/,
            /Target not met/,
            /> 20 violations/,
        )
        expectNotVisible(/Debt target met/)
    })
})

it("shows help for evaluated metric with tech debt completely overlapping near target", async () => {
    renderMetricTarget({
        type: "violations",
        target: "10",
        debt_target: "20",
        near_target: "20",
        accept_debt: true,
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target met/,
            /≦ 10 violations/,
            /Debt target met/,
            /10 - 20 violations/,
            /Target not met/,
            /> 20 violations/,
        )
        expectNotVisible(/Near target met/)
    })
})

it("shows help for evaluated metric without tech debt and target completely overlapping near target", async () => {
    renderMetricTarget({ type: "violations", target: "10", near_target: "10" })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(/Target met/, /≦ 10 violations/, /Target not met/, /> 10 violations/)
        expectNotVisible(/Debt target met/, /Near target met/)
    })
})

it("shows help for evaluated more-is-better metric without tech debt", async () => {
    renderMetricTarget({ type: "violations", target: "15", near_target: "10", direction: ">" })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target not met/,
            /< 10 violations/,
            /Near target met/,
            /10 - 15 violations/,
            /Target met/,
            /≧ 15 violations/,
        )
        expectNotVisible(/Debt target met/)
    })
})

it("shows help for evaluated more-is-better metric with tech debt", async () => {
    renderMetricTarget({
        type: "violations",
        target: "15",
        near_target: "5",
        debt_target: "10",
        accept_debt: true,
        direction: ">",
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target not met/,
            /< 5 violations/,
            /Near target met/,
            /5 - 10 violations/,
            /Debt target met/,
            /10 - 15 violations/,
            /Target met/,
            /≧ 15 violations/,
        )
    })
})

it("shows help for evaluated more-is-better metric with tech debt and missing debt target", async () => {
    renderMetricTarget({
        type: "violations",
        target: "15",
        near_target: "5",
        accept_debt: true,
        direction: ">",
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target not met/,
            /< 5 violations/,
            /Near target met/,
            /5 - 15 violations/,
            /Target met/,
            /≧ 15 violations/,
        )
        expectNotVisible(/Debt target met/)
    })
})

it("shows help for evaluated more-is-better metric with tech debt completely overlapping near target", async () => {
    renderMetricTarget({
        type: "violations",
        target: "15",
        near_target: "5",
        debt_target: "5",
        accept_debt: true,
        direction: ">",
    })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(
            /Target not met/,
            /< 5 violations/,
            /Debt target met/,
            /5 - 15 violations/,
            /Target met/,
            /≧ 15 violations/,
        )
        expectNotVisible(/Near target met/)
    })
})

it("shows help for evaluated more-is-better metric without tech debt and target completely overlapping near target", async () => {
    renderMetricTarget({ type: "violations", target: "15", near_target: "15", direction: ">" })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(/Target not met/, /< 15 violations/, /Target met/, /≧ 15 violations/)
        expectNotVisible(/Near target met/, /Debt target met/)
    })
})

it("shows help for evaluated metric without tech debt and zero target completely overlapping near target", async () => {
    renderMetricTarget({ type: "violations", target: "0", near_target: "0", direction: ">" })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(/Target met/, /≧ 0 violations/)
        expectNotVisible(/Debt target met/, /Near target met/, /Target not met/)
    })
})

it("shows help for informative metric", async () => {
    renderMetricTarget({ type: "violations", evaluate_targets: false })
    await userEvent.tab()
    await waitFor(() => {
        expectVisible(/Informative/, /violations are not evaluated/)
        expectNotVisible(/Target met/, /Debt target met/, /Near target met/, /Target not met/)
    })
})