const directoryMock = jest.fn()
const warnMock = jest.fn()

import { ArtifactPathValidator } from "../src/ArtifactPathValidator"

const pattern = "pattern"

jest.mock("@actions/core", () => {
    return { warning: warnMock }
})

jest.mock("fs", () => {
    return {
        statSync: () => {
            return { isDirectory: directoryMock }
        },
    }
})

describe("ArtifactPathValidator", () => {
    beforeEach(() => {
        warnMock.mockClear()
        directoryMock.mockClear()
    })

    it("warns and filters out path which points to a directory", () => {
        const paths = ["path1", "path2"]
        directoryMock.mockReturnValueOnce(true).mockReturnValueOnce(false)

        const validator = new ArtifactPathValidator(false, paths, pattern)

        const result = validator.validate()
        expect(warnMock).toBeCalled()
        expect(result).toEqual(["path2"])
    })

    it("warns when no glob results are produced and empty results shouldn't throw", () => {
        const validator = new ArtifactPathValidator(false, [], pattern)
        const result = validator.validate()
        expect(warnMock).toBeCalled()
    })

    it("throws when no glob results are produced and empty results shouild throw", () => {
        const validator = new ArtifactPathValidator(true, [], pattern)
        expect(() => {
            validator.validate()
        }).toThrow()
    })

    it("throws when path points to directory", () => {
        const paths = ["path1", "path2"]
        directoryMock.mockReturnValueOnce(true).mockReturnValueOnce(false)

        const validator = new ArtifactPathValidator(true, paths, pattern)

        expect(() => {
            validator.validate()
        }).toThrow()
    })
})