func testFacebookURL()

in FBSDKCoreKit/FBSDKCoreKitTests/Internal/InternalUtilityTests.swift [116:229]
99 lines of code
1 McCabe index (conditional complexity)

  func testFacebookURL() throws {
    settings.facebookDomainPart = ""
    var urlString = ""

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "",
      path: "",
      queryParameters: [:]
    ).absoluteString

    XCTAssertEqual(urlString, "https://facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m.",
      path: "",
      queryParameters: [:]
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "",
      queryParameters: [:]
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/dialog/share",
      queryParameters: [:]
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "dialog/share",
      queryParameters: [:]
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "dialog/share",
      queryParameters: ["key": "value"]
    ).absoluteString
    XCTAssertEqual(
      urlString,
      "https://m.facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)/dialog/share?key=value"
    )

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/v1.0/dialog/share",
      queryParameters: [:]
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v1.0/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/dialog/share",
      queryParameters: [:],
      defaultVersion: "v2.0"
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v2.0/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/v1.0/dialog/share",
      queryParameters: [:],
      defaultVersion: "v2.0"
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v1.0/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/v987654321.2/dialog/share",
      queryParameters: [:]
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v987654321.2/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/v.1/dialog/share",
      queryParameters: [:],
      defaultVersion: "v2.0"
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v2.0/v.1/dialog/share")

    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/v1/dialog/share",
      queryParameters: [:],
      defaultVersion: "v2.0"
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v2.0/v1/dialog/share")

    settings.graphAPIVersion = "v3.3"
    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/v1/dialog/share",
      queryParameters: [:],
      defaultVersion: ""
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/v3.3/v1/dialog/share")

    settings.graphAPIVersion = FBSDK_DEFAULT_GRAPH_API_VERSION
    urlString = try internalUtility.facebookURL(
      withHostPrefix: "m",
      path: "/dialog/share",
      queryParameters: [:],
      defaultVersion: ""
    ).absoluteString
    XCTAssertEqual(urlString, "https://m.facebook.com/\(FBSDK_DEFAULT_GRAPH_API_VERSION)/dialog/share")
  }