"use strict";

var events = require("../../").Runner.constants;
var helpers = require("./helpers");
var reporters = require("../../").reporters;

var TAP = reporters.TAP;
var createMockRunner = helpers.createMockRunner;
var makeRunReporter = helpers.createRunReporterFunction;

var EVENT_RUN_BEGIN = events.EVENT_RUN_BEGIN;
var EVENT_RUN_END = events.EVENT_RUN_END;
var EVENT_TEST_END = events.EVENT_TEST_END;
var EVENT_TEST_FAIL = events.EVENT_TEST_FAIL;
var EVENT_TEST_PASS = events.EVENT_TEST_PASS;
var EVENT_TEST_PENDING = events.EVENT_TEST_PENDING;

describe("TAP reporter", function () {
  var runReporter = makeRunReporter(TAP);
  var expectedTitle = "some title";
  var countAfterTestEnd = 2;
  var noop = function () {};

  function createTest() {
    return {
      fullTitle: function () {
        return expectedTitle;
      },
      slow: noop,
    };
  }

  describe("TAP12 spec", function () {
    var options = {
      reporterOptions: {
        tapVersion: "12",
      },
    };

    describe("event handlers", function () {
      describe("on 'start' event", function () {
        var expectedSuite = "some suite";
        var stdout = [];

        before(function () {
          var runner = createMockRunner("start", EVENT_RUN_BEGIN);
          runner.suite = expectedSuite;
          stdout = runReporter({}, runner, options);
        });

        it("should not write a TAP specification version", function () {
          expect(stdout, "not to contain", "TAP version");
        });
      });

      describe("on 'pending' event", function () {
        var stdout = [];

        before(function () {
          var test = createTest();
          var runner = createMockRunner(
            "start test",
            EVENT_TEST_END,
            EVENT_TEST_PENDING,
            null,
            test,
          );
          runner.suite = "";
          stdout = runReporter({}, runner, options);
        });

        it("should write expected message including count and title", function () {
          var expectedMessage =
            "ok " + countAfterTestEnd + " " + expectedTitle + " # SKIP -\n";
          expect(stdout[0], "to equal", expectedMessage);
        });
      });

      describe("on 'pass' event", function () {
        var stdout;

        before(function () {
          var test = createTest();
          var runner = createMockRunner(
            "start test",
            EVENT_TEST_END,
            EVENT_TEST_PASS,
            null,
            test,
          );
          runner.suite = "";
          stdout = runReporter({}, runner, options);
        });

        it("should write expected message including count and title", function () {
          var expectedMessage =
            "ok " + countAfterTestEnd + " " + expectedTitle + "\n";
          expect(stdout[0], "to equal", expectedMessage);
        });
      });

      describe("on 'fail' event", function () {
        var expectedErrorMessage = "some error";
        var expectedStack = "some stack";

        describe("when 'error' has only message", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {
              message: expectedErrorMessage,
            };
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.on = function (event, callback) {
              if (event === EVENT_TEST_END) {
                callback();
              } else if (event === EVENT_TEST_FAIL) {
                callback(test, error);
              }
            };
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message and error message", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
              "  " + expectedErrorMessage + "\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });

        describe("when 'error' has only stack", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {
              stack: expectedStack,
            };
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message and stack", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
              "  " + expectedStack + "\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });

        describe("when 'error' has both message and stack", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {
              stack: expectedStack,
              message: expectedErrorMessage,
            };
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.on = function (event, callback) {
              if (event === EVENT_TEST_END) {
                callback();
              } else if (event === EVENT_TEST_FAIL) {
                callback(test, error);
              }
            };
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message, error message, and stack", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
              "  " + expectedErrorMessage + "\n",
              "  " + expectedStack + "\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });

        describe("when 'error' has neither message nor stack", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {};
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.on = runner.once = function (event, callback) {
              if (event === EVENT_TEST_END) {
                callback();
              } else if (event === EVENT_TEST_FAIL) {
                callback(test, error);
              }
            };
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message only", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });
      });

      describe("on 'end' event", function () {
        var stdout;

        before(function () {
          var test = createTest();
          var runner = createMockRunner(
            "fail end pass",
            EVENT_TEST_FAIL,
            EVENT_RUN_END,
            EVENT_TEST_PASS,
            test,
          );
          runner.suite = "";
          stdout = runReporter({}, runner, options);
        });

        it("should write total tests, passes, failures, & plan", function () {
          var numberOfPasses = 1;
          var numberOfFails = 1;
          var totalTests = numberOfPasses + numberOfFails;
          var expectedArray = [
            "ok " + numberOfPasses + " " + expectedTitle + "\n",
            "not ok " + numberOfFails + " " + expectedTitle + "\n",
            "# tests " + totalTests + "\n",
            "# pass " + numberOfPasses + "\n",
            "# fail " + numberOfFails + "\n",
            "1.." + totalTests + "\n",
          ];
          expect(stdout, "to equal", expectedArray);
        });
      });
    });
  });

  describe("TAP13 spec", function () {
    var options = {
      reporterOptions: {
        tapVersion: "13",
      },
    };

    describe("event handlers", function () {
      describe("on 'start' event", function () {
        var expectedSuite = "some suite";
        var stdout;

        before(function () {
          var runner = createMockRunner("start", EVENT_RUN_BEGIN);
          runner.suite = expectedSuite;
          stdout = runReporter({}, runner, options);
        });

        it("should write the TAP specification version", function () {
          var tapVersion = options.reporterOptions.tapVersion;
          var expectedFirstLine = "TAP version " + tapVersion + "\n";
          expect(stdout[0], "to equal", expectedFirstLine);
        });
      });

      describe("on 'pending' event", function () {
        var stdout;

        before(function () {
          var test = createTest();
          var runner = createMockRunner(
            "start test",
            EVENT_TEST_END,
            EVENT_TEST_PENDING,
            null,
            test,
          );
          runner.suite = "";
          stdout = runReporter({}, runner, options);
        });

        it("should write expected message including count and title", function () {
          var expectedMessage =
            "ok " + countAfterTestEnd + " " + expectedTitle + " # SKIP -\n";
          expect(stdout[0], "to equal", expectedMessage);
        });
      });

      describe("on 'pass' event", function () {
        var stdout;

        before(function () {
          var test = createTest();
          var runner = createMockRunner(
            "start test",
            EVENT_TEST_END,
            EVENT_TEST_PASS,
            null,
            test,
          );
          runner.suite = "";
          stdout = runReporter({}, runner, options);
        });

        it("should write expected message including count and title", function () {
          var expectedMessage =
            "ok " + countAfterTestEnd + " " + expectedTitle + "\n";
          expect(stdout[0], "to equal", expectedMessage);
        });
      });

      describe("on 'fail' event", function () {
        var expectedErrorMessage = "some error";
        var expectedStack = "some stack";

        describe("when 'error' has only message", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {
              message: expectedErrorMessage,
            };
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.on = function (event, callback) {
              if (event === EVENT_TEST_END) {
                callback();
              } else if (event === EVENT_TEST_FAIL) {
                callback(test, error);
              }
            };
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message and error message", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
              "  ---\n",
              "    message: |-\n",
              "      " + expectedErrorMessage + "\n",
              "  ...\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });

        describe("when 'error' has only stack", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {
              stack: expectedStack,
            };
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message and stack", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
              "  ---\n",
              "    stack: |-\n",
              "      " + expectedStack + "\n",
              "  ...\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });

        describe("when 'error' has both message and stack", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {
              stack: expectedStack,
              message: expectedErrorMessage,
            };
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.on = function (event, callback) {
              if (event === EVENT_TEST_END) {
                callback();
              } else if (event === EVENT_TEST_FAIL) {
                callback(test, error);
              }
            };
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message, error message, and stack", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
              "  ---\n",
              "    message: |-\n",
              "      " + expectedErrorMessage + "\n",
              "    stack: |-\n",
              "      " + expectedStack + "\n",
              "  ...\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });

        describe("when 'error' has neither message nor stack", function () {
          var stdout;

          before(function () {
            var test = createTest();
            var error = {};
            var runner = createMockRunner(
              "test end fail",
              EVENT_TEST_END,
              EVENT_TEST_FAIL,
              null,
              test,
              error,
            );
            runner.on = runner.once = function (event, callback) {
              if (event === EVENT_TEST_END) {
                callback();
              } else if (event === EVENT_TEST_FAIL) {
                callback(test, error);
              }
            };
            runner.suite = "";
            stdout = runReporter({}, runner, options);
          });

          it("should write expected message only", function () {
            var expectedArray = [
              "not ok " + countAfterTestEnd + " " + expectedTitle + "\n",
            ];
            expect(stdout, "to equal", expectedArray);
          });
        });
      });

      describe("on 'end' event", function () {
        var stdout;

        before(function () {
          var test = createTest();
          var runner = createMockRunner(
            "fail end pass",
            EVENT_TEST_FAIL,
            EVENT_RUN_END,
            EVENT_TEST_PASS,
            test,
          );
          runner.suite = "";
          stdout = runReporter({}, runner, options);
        });

        it("should write total tests, passes, failures & plan", function () {
          var numberOfPasses = 1;
          var numberOfFails = 1;
          var totalTests = numberOfPasses + numberOfFails;
          var expectedArray = [
            "ok " + numberOfPasses + " " + expectedTitle + "\n",
            "not ok " + numberOfFails + " " + expectedTitle + "\n",
            "# tests " + totalTests + "\n",
            "# pass " + numberOfPasses + "\n",
            "# fail " + numberOfFails + "\n",
            "1.." + totalTests + "\n",
          ];
          expect(stdout, "to equal", expectedArray);
        });
      });
    });
  });
});
