resets time to zero for all godog tests

fmt.go

@@ -305,7 +305,7 @@ func (f *basefmt) Summary() {
 		scenarios = append(scenarios, green(fmt.Sprintf("%d passed", passed)))
 	}
 	scenarios = append(scenarios, parts...)
-	elapsed := time.Since(f.started)
+	elapsed := timeNowFunc().Sub(f.started)
 
 	fmt.Fprintln(f.out, "")
 	if total == 0 {

fmt_cucumber.go

@@ -29,7 +29,7 @@ func init() {
 func cucumberFunc(suite string, out io.Writer) Formatter {
 	formatter := &cukefmt{
 		basefmt: basefmt{
-			started: time.Now(),
+			started: timeNowFunc(),
 			indent:  2,
 			out:     out,
 		},
@@ -252,7 +252,7 @@ func (f *cukefmt) step(res *stepResult) {
 	// determine if test case has finished
 	switch t := f.owner.(type) {
 	case *gherkin.TableRow:
-		d := int(time.Since(f.startTime).Nanoseconds())
+		d := int(timeNowFunc().Sub(f.startTime).Nanoseconds())
 		f.curStep.Result.Duration = &d
 		f.curStep.Line = t.Location.Line
 		f.curStep.Result.Status = res.typ.String()
@@ -260,7 +260,7 @@ func (f *cukefmt) step(res *stepResult) {
 			f.curStep.Result.Error = res.err.Error()
 		}
 	case *gherkin.Scenario:
-		d := int(time.Since(f.startTime).Nanoseconds())
+		d := int(timeNowFunc().Sub(f.startTime).Nanoseconds())
 		f.curStep.Result.Duration = &d
 		f.curStep.Result.Status = res.typ.String()
 		if res.err != nil {
@@ -271,7 +271,7 @@ func (f *cukefmt) step(res *stepResult) {
 
 func (f *cukefmt) Defined(step *gherkin.Step, def *StepDef) {
 
-	f.startTime = time.Now() // start timing the step
+	f.startTime = timeNowFunc() // start timing the step
 	f.curElement.Steps = append(f.curElement.Steps, cukeStep{})
 	f.curStep = &f.curElement.Steps[len(f.curElement.Steps)-1]
 

fmt_events.go

@@ -4,7 +4,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"time"
 
 	"github.com/DATA-DOG/godog/gherkin"
 )
@@ -19,7 +18,7 @@ func init() {
 func eventsFunc(suite string, out io.Writer) Formatter {
 	formatter := &events{
 		basefmt: basefmt{
-			started: time.Now(),
+			started: timeNowFunc(),
 			indent:  2,
 			out:     out,
 		},
@@ -33,7 +32,7 @@ func eventsFunc(suite string, out io.Writer) Formatter {
 	}{
 		"TestRunStarted",
 		spec,
-		time.Now().UnixNano() / nanoSec,
+		timeNowFunc().UnixNano() / nanoSec,
 		suite,
 	})
 
@@ -87,7 +86,7 @@ func (f *events) Node(n interface{}) {
 	}{
 		"TestCaseStarted",
 		id,
-		time.Now().UnixNano() / nanoSec,
+		timeNowFunc().UnixNano() / nanoSec,
 	})
 
 	if undefined {
@@ -101,7 +100,7 @@ func (f *events) Node(n interface{}) {
 		}{
 			"TestCaseFinished",
 			id,
-			time.Now().UnixNano() / nanoSec,
+			timeNowFunc().UnixNano() / nanoSec,
 			"undefined",
 		})
 	}
@@ -148,7 +147,7 @@ func (f *events) Summary() {
 	}{
 		"TestRunFinished",
 		status.String(),
-		time.Now().UnixNano() / nanoSec,
+		timeNowFunc().UnixNano() / nanoSec,
 		snips,
 		"", // @TODO not sure that could be correctly implemented
 	})
@@ -168,7 +167,7 @@ func (f *events) step(res *stepResult) {
 	}{
 		"TestStepFinished",
 		fmt.Sprintf("%s:%d", f.path, res.step.Location.Line),
-		time.Now().UnixNano() / nanoSec,
+		timeNowFunc().UnixNano() / nanoSec,
 		res.typ.String(),
 		errMsg,
 	})
@@ -194,7 +193,7 @@ func (f *events) step(res *stepResult) {
 		}{
 			"TestCaseFinished",
 			fmt.Sprintf("%s:%d", f.path, line),
-			time.Now().UnixNano() / nanoSec,
+			timeNowFunc().UnixNano() / nanoSec,
 			f.stat.String(),
 		})
 	}
@@ -236,7 +235,7 @@ func (f *events) Defined(step *gherkin.Step, def *StepDef) {
 	}{
 		"TestStepStarted",
 		fmt.Sprintf("%s:%d", f.path, step.Location.Line),
-		time.Now().UnixNano() / nanoSec,
+		timeNowFunc().UnixNano() / nanoSec,
 	})
 }
 

fmt_junit.go

@@ -21,7 +21,7 @@ func junitFunc(suite string, out io.Writer) Formatter {
 			TestSuites: make([]*junitTestSuite, 0),
 		},
 		out:     out,
-		started: time.Now(),
+		started: timeNowFunc(),
 	}
 }
 
@@ -45,9 +45,9 @@ func (j *junitFormatter) Feature(feature *gherkin.Feature, path string, c []byte
 	}
 
 	if len(j.suite.TestSuites) > 0 {
-		j.current().Time = time.Since(j.featStarted).String()
+		j.current().Time = timeNowFunc().Sub(j.featStarted).String()
 	}
-	j.featStarted = time.Now()
+	j.featStarted = timeNowFunc()
 	j.suite.TestSuites = append(j.suite.TestSuites, testSuite)
 }
 
@@ -79,9 +79,9 @@ func (j *junitFormatter) Node(node interface{}) {
 		return
 	}
 	if len(suite.TestCases) > 0 {
-		suite.current().Time = time.Since(j.caseStarted).String()
+		suite.current().Time = timeNowFunc().Sub(j.caseStarted).String()
 	}
-	j.caseStarted = time.Now()
+	j.caseStarted = timeNowFunc()
 	suite.TestCases = append(suite.TestCases, tcase)
 }
 
@@ -134,7 +134,7 @@ func (j *junitFormatter) Pending(step *gherkin.Step, match *StepDef) {
 }
 
 func (j *junitFormatter) Summary() {
-	j.suite.Time = time.Since(j.started).String()
+	j.suite.Time = timeNowFunc().Sub(j.started).String()
 	io.WriteString(j.out, xml.Header)
 
 	enc := xml.NewEncoder(j.out)

fmt_pretty.go

@@ -6,7 +6,6 @@ import (
 	"math"
 	"regexp"
 	"strings"
-	"time"
 	"unicode/utf8"
 
 	"github.com/DATA-DOG/godog/colors"
@@ -20,7 +19,7 @@ func init() {
 func prettyFunc(suite string, out io.Writer) Formatter {
 	return &pretty{
 		basefmt: basefmt{
-			started: time.Now(),
+			started: timeNowFunc(),
 			indent:  2,
 			out:     out,
 		},

fmt_progress.go

@@ -5,7 +5,6 @@ import (
 	"io"
 	"math"
 	"sync"
-	"time"
 
 	"github.com/DATA-DOG/godog/gherkin"
 )
@@ -17,7 +16,7 @@ func init() {
 func progressFunc(suite string, out io.Writer) Formatter {
 	return &progress{
 		basefmt: basefmt{
-			started: time.Now(),
+			started: timeNowFunc(),
 			indent:  2,
 			out:     out,
 		},

fmt_test.go

@@ -2,7 +2,6 @@ package godog
 
 import (
 	"io"
-	"time"
 
 	"github.com/DATA-DOG/godog/gherkin"
 )
@@ -15,7 +14,7 @@ type testFormatter struct {
 func testFormatterFunc(suite string, out io.Writer) Formatter {
 	return &testFormatter{
 		basefmt: basefmt{
-			started: time.Now(),
+			started: timeNowFunc(),
 			indent:  2,
 			out:     out,
 		},

utils.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"os"
 	"strings"
+	"time"
 
 	"github.com/DATA-DOG/godog/colors"
 )
@@ -33,3 +34,7 @@ func fatal(err error) {
 		os.Exit(1)
 	}
 }
+
+var timeNowFunc = func() time.Time {
+	return time.Now()
+}

utils_test.go

@@ -0,0 +1,19 @@
+package godog
+
+import (
+	"testing"
+	"time"
+)
+
+func init() {
+	timeNowFunc = func() time.Time {
+		return time.Time{}
+	}
+}
+
+func TestTimeNowFunc(t *testing.T) {
+	now := timeNowFunc()
+	if !now.IsZero() {
+		t.Fatalf("expected zeroed time, but got: %s", now.Format(time.RFC3339))
+	}
+}