import { describe, expect, it } from "vitest"

import { getSemver } from "./getSemver"

describe("getSemver", () => {
  it("should return undefined if version is undefined", () => {
    expect(getSemver("package", undefined, "master")).toBeUndefined()
  })

  it("should return undefined if version is not a string", () => {
    // @ts-expect-error Testing invalid input
    expect(getSemver("package", 123, "master")).toBeUndefined()
  })

  it("should strip 'v' prefix from version", () => {
    expect(getSemver("package", "v1.0.0", "master")).toBe("package@1.0.0")
  })

  it("should return undefined if version format is invalid", () => {
    expect(getSemver("package", "invalid-version", "master")).toBeUndefined()
  })

  it("should return the version as-is for named branches", () => {
    expect(getSemver("package", "1.0.0", "release")).toBe("package@1.0.0")
    expect(getSemver("package", "1.0.0", "master")).toBe("package@1.0.0")
    expect(getSemver("package", "1.0.0", "test")).toBe("package@1.0.0")
    expect(getSemver("package", "1.0.0", "stage")).toBe("package@1.0.0")
    expect(getSemver("package", "1.0.0", "prod")).toBe("package@1.0.0")
  })

  it("should append cleaned branch name for non-named branches", () => {
    expect(getSemver("package", "1.0.0", "feature/my-feature")).toBe(
      "package@1.0.0-feature-my-feature"
    )
  })

  it("should handle special characters in non-named branches", () => {
    expect(getSemver("package", "1.0.0", "fix/bug#123")).toBe(
      "package@1.0.0-fix-bug-123"
    )
  })

  it("should lowercase and trim non-named branches", () => {
    expect(getSemver("package", "1.0.0", " MY-BRANCH ")).toBe(
      "package@1.0.0-my-branch"
    )
  })

  it("should truncate long branch names", () => {
    expect(
      getSemver(
        "package",
        "1.0.0",
        "feature/very-long-branch-name-that-exceeds-limit"
      )
    ).toBe("package@1.0.0-feature-very-long-br")
  })
})