import assert from "assert";
import ParameterType from "../src/ParameterType";
import CombinatorialGeneratedExpressionFactory from "../src/CombinatorialGeneratedExpressionFactory";

describe("CucumberExpressionGenerator", () => {
  it("generates multiple expressions", () => {
    const parameterTypeCombinations = [
      [
        new ParameterType(
          "color",
          /red|blue|yellow/,
          null,
          s => s,
          false,
          true
        ),
        new ParameterType(
          "csscolor",
          /red|blue|yellow/,
          null,
          s => s,
          false,
          true
        )
      ],
      [
        new ParameterType(
          "date",
          /\d{4}-\d{2}-\d{2}/,
          null,
          s => s,
          false,
          true
        ),
        new ParameterType(
          "datetime",
          /\d{4}-\d{2}-\d{2}/,
          null,
          s => s,
          false,
          true
        ),
        new ParameterType(
          "timestamp",
          /\d{4}-\d{2}-\d{2}/,
          null,
          s => s,
          false,
          true
        )
      ]
    ];

    const factory = new CombinatorialGeneratedExpressionFactory(
      "I bought a {%s} ball on {%s}",
      parameterTypeCombinations
    );
    const expressions = factory.generateExpressions().map(ge => ge.source);
    assert.deepStrictEqual(expressions, [
      "I bought a {color} ball on {date}",
      "I bought a {color} ball on {datetime}",
      "I bought a {color} ball on {timestamp}",
      "I bought a {csscolor} ball on {date}",
      "I bought a {csscolor} ball on {datetime}",
      "I bought a {csscolor} ball on {timestamp}"
    ]);
  });
});