// These tests verify the test running logic.

package gocheck_test

import (
    .   "launchpad.net/gocheck"
    "sync"
    "os"
)


var runnerS = Suite(&RunS{})

type RunS struct{}

func (s *RunS) TestCountSuite(c *C) {
    suitesRun += 1
}


// -----------------------------------------------------------------------
// Tests ensuring result counting works properly.

func (s *RunS) TestSuccess(c *C) {
    output := String{}
    result := Run(&SuccessHelper{}, &RunConf{Output: &output})
    c.Check(result.Succeeded, Equals, 1)
    c.Check(result.Failed, Equals, 0)
    c.Check(result.Skipped, Equals, 0)
    c.Check(result.Panicked, Equals, 0)
    c.Check(result.FixturePanicked, Equals, 0)
    c.Check(result.Missed, Equals, 0)
    c.Check(result.RunError, IsNil)
}

func (s *RunS) TestFailure(c *C) {
    output := String{}
    result := Run(&FailHelper{}, &RunConf{Output: &output})
    c.Check(result.Succeeded, Equals, 0)
    c.Check(result.Failed, Equals, 1)
    c.Check(result.Skipped, Equals, 0)
    c.Check(result.Panicked, Equals, 0)
    c.Check(result.FixturePanicked, Equals, 0)
    c.Check(result.Missed, Equals, 0)
    c.Check(result.RunError, IsNil)
}

func (s *RunS) TestFixture(c *C) {
    output := String{}
    result := Run(&FixtureHelper{}, &RunConf{Output: &output})
    c.Check(result.Succeeded, Equals, 2)
    c.Check(result.Failed, Equals, 0)
    c.Check(result.Skipped, Equals, 0)
    c.Check(result.Panicked, Equals, 0)
    c.Check(result.FixturePanicked, Equals, 0)
    c.Check(result.Missed, Equals, 0)
    c.Check(result.RunError, IsNil)
}

func (s *RunS) TestPanicOnTest(c *C) {
    output := String{}
    helper := &FixtureHelper{panicOn: "Test1"}
    result := Run(helper, &RunConf{Output: &output})
    c.Check(result.Succeeded, Equals, 1)
    c.Check(result.Failed, Equals, 0)
    c.Check(result.Skipped, Equals, 0)
    c.Check(result.Panicked, Equals, 1)
    c.Check(result.FixturePanicked, Equals, 0)
    c.Check(result.Missed, Equals, 0)
    c.Check(result.RunError, IsNil)
}

func (s *RunS) TestPanicOnSetUpTest(c *C) {
    output := String{}
    helper := &FixtureHelper{panicOn: "SetUpTest"}
    result := Run(helper, &RunConf{Output: &output})
    c.Check(result.Succeeded, Equals, 0)
    c.Check(result.Failed, Equals, 0)
    c.Check(result.Skipped, Equals, 0)
    c.Check(result.Panicked, Equals, 0)
    c.Check(result.FixturePanicked, Equals, 1)
    c.Check(result.Missed, Equals, 2)
    c.Check(result.RunError, IsNil)
}

func (s *RunS) TestPanicOnSetUpSuite(c *C) {
    output := String{}
    helper := &FixtureHelper{panicOn: "SetUpSuite"}
    result := Run(helper, &RunConf{Output: &output})
    c.Check(result.Succeeded, Equals, 0)
    c.Check(result.Failed, Equals, 0)
    c.Check(result.Skipped, Equals, 0)
    c.Check(result.Panicked, Equals, 0)
    c.Check(result.FixturePanicked, Equals, 1)
    c.Check(result.Missed, Equals, 2)
    c.Check(result.RunError, IsNil)
}


// -----------------------------------------------------------------------
// Check result aggregation.

func (s *RunS) TestAdd(c *C) {
    result := &Result{Succeeded: 1, Skipped: 2, Failed: 3, Panicked: 4,
        FixturePanicked: 5, Missed: 6}
    result.Add(&Result{Succeeded: 10, Skipped: 20, Failed: 30,
        Panicked: 40, FixturePanicked: 50, Missed: 60})
    c.Check(result.Succeeded, Equals, 11)
    c.Check(result.Skipped, Equals, 22)
    c.Check(result.Failed, Equals, 33)
    c.Check(result.Panicked, Equals, 44)
    c.Check(result.FixturePanicked, Equals, 55)
    c.Check(result.Missed, Equals, 66)
    c.Check(result.RunError, IsNil)
}


// -----------------------------------------------------------------------
// Check the Passed() method.

func (s *RunS) TestPassed(c *C) {
    c.Assert((&Result{}).Passed(), Equals, true)
    c.Assert((&Result{Succeeded: 1}).Passed(), Equals, true)
    c.Assert((&Result{Skipped: 1}).Passed(), Equals, true)
    c.Assert((&Result{Failed: 1}).Passed(), Equals, false)
    c.Assert((&Result{Panicked: 1}).Passed(), Equals, false)
    c.Assert((&Result{FixturePanicked: 1}).Passed(), Equals, false)
    c.Assert((&Result{Missed: 1}).Passed(), Equals, false)
    c.Assert((&Result{RunError: os.NewError("!")}).Passed(), Equals, false)
}

// -----------------------------------------------------------------------
// Check that result printing is working correctly.

func (s *RunS) TestPrintSuccess(c *C) {
    result := &Result{Succeeded: 5}
    c.Check(result.String(), Equals, "OK: 5 passed")
}

func (s *RunS) TestPrintFailure(c *C) {
    result := &Result{Failed: 5}
    c.Check(result.String(), Equals, "OOPS: 0 passed, 5 FAILED")
}

func (s *RunS) TestPrintSkipped(c *C) {
    result := &Result{Skipped: 5}
    c.Check(result.String(), Equals, "OK: 0 passed, 5 skipped")
}

func (s *RunS) TestPrintExpectedFailures(c *C) {
    result := &Result{ExpectedFailures: 5}
    c.Check(result.String(), Equals, "OK: 0 passed, 5 expected failures")
}

func (s *RunS) TestPrintPanicked(c *C) {
    result := &Result{Panicked: 5}
    c.Check(result.String(), Equals, "OOPS: 0 passed, 5 PANICKED")
}

func (s *RunS) TestPrintFixturePanicked(c *C) {
    result := &Result{FixturePanicked: 5}
    c.Check(result.String(), Equals, "OOPS: 0 passed, 5 FIXTURE-PANICKED")
}

func (s *RunS) TestPrintMissed(c *C) {
    result := &Result{Missed: 5}
    c.Check(result.String(), Equals, "OOPS: 0 passed, 5 MISSED")
}

func (s *RunS) TestPrintAll(c *C) {
    result := &Result{Succeeded: 1, Skipped: 2, ExpectedFailures: 3,
        Panicked: 4, FixturePanicked: 5, Missed: 6}
    c.Check(result.String(), Equals,
        "OOPS: 1 passed, 2 skipped, 3 expected failures, 4 PANICKED, "+
            "5 FIXTURE-PANICKED, 6 MISSED")
}

func (s *RunS) TestPrintRunError(c *C) {
    result := &Result{Succeeded: 1, Failed: 1,
        RunError: os.NewError("Kaboom!")}
    c.Check(result.String(), Equals, "ERROR: Kaboom!")
}


// -----------------------------------------------------------------------
// Verify that the method pattern flag works correctly.

func (s *RunS) TestFilterTestName(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: "Test[91]"}
    Run(&helper, &runConf)
    c.Check(helper.calls[0], Equals, "SetUpSuite")
    c.Check(helper.calls[1], Equals, "SetUpTest")
    c.Check(helper.calls[2], Equals, "Test1")
    c.Check(helper.calls[3], Equals, "TearDownTest")
    c.Check(helper.calls[4], Equals, "TearDownSuite")
    c.Check(helper.n, Equals, 5)
}

func (s *RunS) TestFilterTestNameWithAll(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: ".*"}
    Run(&helper, &runConf)
    c.Check(helper.calls[0], Equals, "SetUpSuite")
    c.Check(helper.calls[1], Equals, "SetUpTest")
    c.Check(helper.calls[2], Equals, "Test1")
    c.Check(helper.calls[3], Equals, "TearDownTest")
    c.Check(helper.calls[4], Equals, "SetUpTest")
    c.Check(helper.calls[5], Equals, "Test2")
    c.Check(helper.calls[6], Equals, "TearDownTest")
    c.Check(helper.calls[7], Equals, "TearDownSuite")
    c.Check(helper.n, Equals, 8)
}

func (s *RunS) TestFilterSuiteName(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: "FixtureHelper"}
    Run(&helper, &runConf)
    c.Check(helper.calls[0], Equals, "SetUpSuite")
    c.Check(helper.calls[1], Equals, "SetUpTest")
    c.Check(helper.calls[2], Equals, "Test1")
    c.Check(helper.calls[3], Equals, "TearDownTest")
    c.Check(helper.calls[4], Equals, "SetUpTest")
    c.Check(helper.calls[5], Equals, "Test2")
    c.Check(helper.calls[6], Equals, "TearDownTest")
    c.Check(helper.calls[7], Equals, "TearDownSuite")
    c.Check(helper.n, Equals, 8)
}

func (s *RunS) TestFilterSuiteNameAndTestName(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: "FixtureHelper\\.Test2"}
    Run(&helper, &runConf)
    c.Check(helper.calls[0], Equals, "SetUpSuite")
    c.Check(helper.calls[1], Equals, "SetUpTest")
    c.Check(helper.calls[2], Equals, "Test2")
    c.Check(helper.calls[3], Equals, "TearDownTest")
    c.Check(helper.calls[4], Equals, "TearDownSuite")
    c.Check(helper.n, Equals, 5)
}

func (s *RunS) TestFilterAllOut(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: "NotFound"}
    Run(&helper, &runConf)
    c.Check(helper.n, Equals, 0)
}

func (s *RunS) TestRequirePartialMatch(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: "est"}
    Run(&helper, &runConf)
    c.Check(helper.n, Equals, 8)
}

func (s *RunS) TestFilterError(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Filter: "]["}
    result := Run(&helper, &runConf)
    c.Check(result.String(), Equals,
        "ERROR: Bad filter expression: unmatched ']'")
    c.Check(helper.n, Equals, 0)
}


// -----------------------------------------------------------------------
// Verify that verbose mode prints tests which pass as well. 

func (s *RunS) TestVerboseMode(c *C) {
    helper := FixtureHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Verbose: true}
    Run(&helper, &runConf)

    expected := "PASS: gocheck_test\\.go:[0-9]+: FixtureHelper\\.Test1\n" +
        "PASS: gocheck_test\\.go:[0-9]+: FixtureHelper\\.Test2\n"

    c.Assert(output.value, Matches, expected)
}

func (s *RunS) TestVerboseModeWithFailBeforePass(c *C) {
    helper := FixtureHelper{panicOn: "Test1"}
    output := String{}
    runConf := RunConf{Output: &output, Verbose: true}
    Run(&helper, &runConf)

    expected := ".*PANIC.*\n-+\n" + // Should have an extra line.
        "PASS: gocheck_test\\.go:[0-9]+: FixtureHelper\\.Test2\n"

    c.Assert(output.value, Matches, expected)
}


// -----------------------------------------------------------------------
// Verify the stream output mode.  In this mode there's no output caching.

type StreamHelper struct {
    l2  sync.Mutex
    l3  sync.Mutex
}

func (s *StreamHelper) SetUpSuite(c *C) {
    c.Log("0")
}

func (s *StreamHelper) Test1(c *C) {
    c.Log("1")
    s.l2.Lock()
    s.l3.Lock()
    go func() {
        s.l2.Lock() // Wait for "2".
        c.Log("3")
        s.l3.Unlock()
    }()
}

func (s *StreamHelper) Test2(c *C) {
    c.Log("2")
    s.l2.Unlock()
    s.l3.Lock() // Wait for "3".
    c.Fail()
    c.Log("4")
}


func (s *RunS) TestStreamMode(c *C) {
    helper := &StreamHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Stream: true}
    Run(helper, &runConf)

    expected := "START: run_test\\.go:[0-9]+: StreamHelper\\.SetUpSuite\n0\n" +
        "PASS: run_test\\.go:[0-9]+: StreamHelper\\.SetUpSuite\n\n" +
        "START: run_test\\.go:[0-9]+: StreamHelper\\.Test1\n1\n" +
        "PASS: run_test\\.go:[0-9]+: StreamHelper\\.Test1\n\n" +
        "START: run_test\\.go:[0-9]+: StreamHelper\\.Test2\n2\n3\n4\n" +
        "FAIL: run_test\\.go:[0-9]+: StreamHelper\\.Test2\n\n"

    c.Assert(output.value, Matches, expected)
}

type StreamMissHelper struct{}

func (s *StreamMissHelper) SetUpSuite(c *C) {
    c.Log("0")
    c.Fail()
}

func (s *StreamMissHelper) Test1(c *C) {
    c.Log("1")
}

func (s *RunS) TestStreamModeWithMiss(c *C) {
    helper := &StreamMissHelper{}
    output := String{}
    runConf := RunConf{Output: &output, Stream: true}
    Run(helper, &runConf)

    expected := "START: run_test\\.go:[0-9]+: StreamMissHelper\\.SetUpSuite\n0\n" +
        "FAIL: run_test\\.go:[0-9]+: StreamMissHelper\\.SetUpSuite\n\n" +
        "START: run_test\\.go:[0-9]+: StreamMissHelper\\.Test1\n" +
        "MISS: run_test\\.go:[0-9]+: StreamMissHelper\\.Test1\n\n"

    c.Assert(output.value, Matches, expected)
}