import "chai/register-should";
import { comparePatternAndPath, generateResult, TPathCompareResult } from "../../../lib/helpers/pathMatchingMethods";


const functionTests: {
  // Name of the Test
  desc: string,
  args?: [],
  path: string,
  pattern: string,
  expectedResult: TPathCompareResult
}[] = [
    {
      desc: "simple matching topics",
      pattern: "test",
      path: "test",
      expectedResult: generateResult({
        pathToExtractData: "test",
        diffPath: "",
        affectedOnSameLevel: true,
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "topics should match",
      pattern: "test1",
      path: "test2",
      expectedResult: generateResult({
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "simple root topic compare topics",
      pattern: "test",
      path: "",
      expectedResult: generateResult({
        pathToExtractData: "test",
        affectedByParent: true,
        patternLengthComparedToPathLength: ">"
      })
    },
    {
      desc: "match with multilevel wildcard",
      pattern: "test/#",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedByChild: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "<"
      })
    },
    {
      desc: "match with multilevel wildcard and same length",
      pattern: "test/test/#",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedOnSameLevel: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "match with singlelevel wildcard",
      pattern: "test/+/test",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedOnSameLevel: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "match with singlelevel wildcard as first element in pattern",
      pattern: "+/test/test",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedOnSameLevel: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "match with singlelevel wildcard as last element in pattern",
      pattern: "test/test/+",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedOnSameLevel: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "match with multiple singlelevel wildcards in pattern",
      pattern: "test/+/+",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedOnSameLevel: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "="
      })
    },
    {
      desc: "match with singlelevel and multilevel wildcard in pattern",
      pattern: "+/#",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedByChild: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "<"
      })
    },
    {
      desc: "match with multilevel wildcard in pattern",
      pattern: "test/#",
      path: "test/test/test",
      expectedResult: generateResult({
        pathToExtractData: "test/test/test",
        affectedByChild: true,
        containsPattern: true,
        patternLengthComparedToPathLength: "<"
      })
    },
    {
      desc: "pattern is longer than path",
      pattern: "test/test/test/#",
      path: "test",
      expectedResult: generateResult({
        patternToExtractData: "test/test/test/#",
        affectedByParent: true,
        containsPattern: true,
        patternLengthComparedToPathLength: ">"
      })
    }
  ];

for (const test of functionTests) {
  let result: any = null;
  try {
    result = comparePatternAndPath(test.pattern, test.path);
    result.should.deep.equal(test.expectedResult);
  } catch (e) {

    try {
      const delta: string[] = [];

      for (const [key, value] of Object.entries(test.expectedResult)) {
        if (result[key] !== value) {
          delta.push(`- "${key}": expected: ${value}; got: ${result[key]}"`);
        }
      }

      console.log(`Failed with Test "${test.desc}".\nexpected=\t${JSON.stringify(test.expectedResult)}\nresult=  \t${JSON.stringify(result)}\n${delta.join("\n")}`);
      console.log("\n\n");
    } catch (err) {
      console.error(e);
    }


  }
}