trial.discovery.spec 35/84(41%) line coverage

      
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
24163
250
260
270
280
29163
30163
310
32163
330
34163
350
36163
37163
380
39163
400
410
420
430
440
45157
46157
47792
480
49157
50157
510
520
530
540
550
560
570
586
590
600
610
620
630
640
650
660
670
680
690
700
710
720
730
740
750
760
770
780
790
800
810
820
830
840
850
860
870
880
890
900
910
921612
931612
940
9514520
960
973228
983228
990
1003228
1010
1020
1030
1040
1050
1060
107806
108806
109806
1100
111806
1120
113806
1140
115806
116806
117806
1180
119806
120806
1210
1220
123806
1240
125806
1260
1270
1280
1290
1300
1310
1320
1330
1340
1350
1360
1370
1380
1390
1400
1410
1420
1430
1440
1450
1460
1470
1480
1490
1500
1510
15215
15315
1540
1550
1560
1570
1580
1590
1600
1610
1620
1631
1640
1650
1660
1670
1680
1690
1700
1710
1720
1730
1740
1750
1760
1770
1780
1790
1800
1810
1820
1830
1840
1850
1860
1870
1880
1890
1900
1910
1920
1930
1940
1950
1960
1970
1980
1990
2000
2010
2020
2030
2040
2050
2060
2070
2080
2090
2100
2110
2120
2130
2140
2150
2160
2170
2180
2190
2200
2210
2220
2230
2240
2250
2260
2270
2280
2290
2300
2310
2320
2330
2340
2350
2360
2370
2380
2390
2400
2410
2420
2430
2440
2450
2460
2470
2480
2490
2500
2510
2520
2530
2540
2550
2560
2570
2580
2590
2600
2610
2620
2630
2640
2650
2660
2670
2680
2690
2700
2710
2720
2730
2740
2750
      
module trial.discovery.spec;

import std.algorithm;
import std.stdio;
import std.array;
import std.traits;
import std.string;

import trial.interfaces;
import trial.discovery.code;

alias SetupFunction = void delegate() @system;

private string[] suitePath;
private ulong[string] testsPerSuite;
private TestCase[] testCases;
private SetupFunction[] beforeList;
private SetupFunction[] afterList;


void describe(T)(string name, T description)
{
  if (suitePath.length == 0)
  {
    suitePath = [moduleName!description];
  }

  auto beforeListIndex = beforeList.length;
  auto afterListIndex = afterList.length;

  suitePath ~= name;

  description();

  beforeList = beforeList[0 .. beforeListIndex];
  afterList = afterList[0 .. afterListIndex];

  suitePath = suitePath[0 .. $ - 1];
}


void before(T)(T setup)
{
  bool wasRun;
  beforeList ~= {
    if (!wasRun)
    {
      setup();
      wasRun = true;
    }
  };
}


void beforeEach(T)(T setup)
{
  beforeList ~= { setup(); };
}


void afterEach(T)(T setup)
{
  afterList ~= { setup(); };
}


void after(T)(T setup)
{
  string suiteName = suitePath.join(".");
  long executedTests;
  bool wasRun;

  afterList ~= {
    if (wasRun)
    {
      return;
    }

    executedTests++;

    if (testsPerSuite[suiteName] < executedTests)
    {
      setup();
      wasRun = true;
    }
  };
}

private void updateTestCounter(string[] path, long value)
{
  string tmp;
  string glue;

  foreach (key; path)
  {
    tmp ~= glue ~ key;
    glue = ".";

    testsPerSuite[tmp] += value;
  }
}


void it(T)(string name, T test, string file = __FILE__, size_t line = __LINE__)
{
  auto before = beforeList.dup;
  auto after = afterList.dup;
  auto path = suitePath.dup;

  reverse(after);

  updateTestCounter(path, 1);

  auto testCase = TestCase(suitePath.join("."), name, ({
      before.each!"a()";
      test();

      updateTestCounter(path, -1);
      after.each!"a()";
    }));

  testCase.location = SourceLocation(file, line);

  testCases ~= testCase;
}



void it(string name, string file = __FILE__, size_t line = __LINE__)
{
  auto before = beforeList.dup;
  auto after = afterList.dup;
  auto path = suitePath.dup;

  reverse(after);

  updateTestCounter(path, 1);

  auto testCase = TestCase(suitePath.join("."), name, ({ throw new PendingTestException(); }));

  testCase.location = SourceLocation(file, line);

  testCases ~= testCase;
}


template Spec(alias definition)
{
  shared static this()
  {
    suitePath = [moduleName!definition];
    definition();
  }
}


class SpecTestDiscovery : ITestDiscovery
{

  TestCase[] getTestCases()
  {
    return testCases;
  }


  void addModule(string file, string moduleName)()
  {
  }

  private void noTest()
  {
    assert(false, "you can not run this test");
  }

  version(Have_libdparse)
  {
    private TestCase[] getTestCasesFromSpec(string file, string suite, const(Token)[] tokens) {
      TestCase[] testCases;
      auto iterator = TokenIterator(tokens);

      foreach(token; iterator) {
        if(token.text == "describe") {
          iterator.skipOne.skipWsAndComments;

          if(str(iterator.currentToken.type) == "(") {
            iterator.skipUntilType("stringLiteral");
            string suiteName = iterator.currentToken.text.parseString.strip;

            auto block = iterator.readNextBlock;
            testCases ~= getTestCasesFromSpec(file, suite ~ "." ~ suiteName, block);
          }
        }

        if(token.text == "it") {
          iterator.skipOne.skipWsAndComments;
          auto location = SourceLocation(file, iterator.currentToken.line);

          if(str(iterator.currentToken.type) == "(") {
            iterator.skipUntilType("stringLiteral");
            string testName = iterator.currentToken.text.parseString;

            testCases ~= TestCase(suite, testName, &this.noTest, [], location);
          }
        }
      }

      return testCases;
    }
  }

  TestCase[] discoverTestCases(string file)
  {
    TestCase[] testCases = [];

    version(Have_fluent_asserts)
      version(Have_libdparse)
      {
        import fluentasserts.core.results;

        auto tokens = fileToDTokens(file);

        auto iterator = TokenIterator(tokens);
        auto moduleName = iterator.skipUntilType("module").skipOne.readUntilType(";").strip;

        string lastName;
        DLangAttribute[] attributes;

        foreach (token; iterator)
        {
          auto type = str(token.type);

          if(token.text == "Spec") {
            iterator.skipOne.skipWsAndComments;

            if(str(iterator.currentToken.type) == "!") {
              iterator.skipOne.skipWsAndComments;

              if(str(iterator.currentToken.type) == "(") {
                auto block = iterator.readNextBlock;

                testCases ~= getTestCasesFromSpec(file, moduleName, block);
              }
            }
          }
         }
      }

    return testCases;
  }
}


string parseString(string someString) {
  if(someString == ""){
    return "";
  }

  if(someString[0] == '"') {
    return someString[1..$-1].replace(`\"`, `"`);
  }

  return someString[1..$-1];
}