Merge pull request #327 from cucumber/internal-builder-pkg

Added an internal pkg for the builder

cmd/godog/main.go

@@ -10,6 +10,7 @@ import (
 
 	"github.com/cucumber/godog"
 	"github.com/cucumber/godog/colors"
+	"github.com/cucumber/godog/internal/builder"
 )
 
 var parsedStatus int
@@ -24,7 +25,7 @@ func buildAndRun() (int, error) {
 	if build.Default.GOOS == "windows" {
 		bin += ".exe"
 	}
-	if err = godog.Build(bin); err != nil {
+	if err = builder.Build(bin); err != nil {
 		return 1, err
 	}
 	defer os.Remove(bin)
@@ -79,7 +80,7 @@ func main() {
 			fmt.Fprintln(os.Stderr, "could not locate absolute path for:", output, err)
 			os.Exit(1)
 		}
-		if err = godog.Build(bin); err != nil {
+		if err = builder.Build(bin); err != nil {
 			fmt.Fprintln(os.Stderr, "could not build binary at:", output, err)
 			os.Exit(1)
 		}

internal/builder/ast.go

@@ -1,4 +1,4 @@
-package godog
+package builder
 
 import "go/ast"
 

internal/builder/ast_test.go

@@ -1,4 +1,4 @@
-package godog
+package builder
 
 import (
 	"go/parser"

internal/builder/builder.go

@@ -1,4 +1,4 @@
-package godog
+package builder
 
 import (
 	"bytes"
@@ -30,13 +30,13 @@ var (
 
 import (
 	"github.com/cucumber/godog"
-	{{if or .DeprecatedFeatureContexts .TestSuiteContexts .ScenarioContexts}}_test "{{.ImportPath}}"{{end}}
-	{{if or .XDeprecatedFeatureContexts .XTestSuiteContexts .XScenarioContexts}}_xtest "{{.ImportPath}}_test"{{end}}
-	{{if or .XDeprecatedFeatureContexts .XTestSuiteContexts .XScenarioContexts}}"testing/internal/testdeps"{{end}}
+	{{if or .TestSuiteContexts .ScenarioContexts}}_test "{{.ImportPath}}"{{end}}
+	{{if or .XTestSuiteContexts .XScenarioContexts}}_xtest "{{.ImportPath}}_test"{{end}}
+	{{if or .XTestSuiteContexts .XScenarioContexts}}"testing/internal/testdeps"{{end}}
 	"os"
 )
 
-{{if or .XDeprecatedFeatureContexts .XTestSuiteContexts .XScenarioContexts}}
+{{if or .XTestSuiteContexts .XScenarioContexts}}
 func init() {
 	testdeps.ImportPath = "{{.ImportPath}}"
 }
@@ -64,16 +64,6 @@ func main() {
 			{{end}}
 		},
 	}.Run()
-	{{else}}
-	status := godog.Run("{{ .Name }}", func (suite *godog.Suite) {
-		os.Setenv("GODOG_TESTED_PACKAGE", "{{.ImportPath}}")
-		{{range .DeprecatedFeatureContexts}}
-			_test.{{ . }}(suite)
-		{{end}}
-		{{range .XDeprecatedFeatureContexts}}
-			_xtest.{{ . }}(suite)
-		{{end}}
-	})
 	{{end}}
 	os.Exit(status)
 }`))
@@ -352,23 +342,19 @@ func buildTestMain(pkg *build.Package) ([]byte, error) {
 		name = "main"
 	}
 	data := struct {
-		Name                       string
-		ImportPath                 string
-		DeprecatedFeatureContexts  []string
-		TestSuiteContexts          []string
-		ScenarioContexts           []string
-		XDeprecatedFeatureContexts []string
-		XTestSuiteContexts         []string
-		XScenarioContexts          []string
+		Name               string
+		ImportPath         string
+		TestSuiteContexts  []string
+		ScenarioContexts   []string
+		XTestSuiteContexts []string
+		XScenarioContexts  []string
 	}{
-		Name:                       name,
-		ImportPath:                 importPath,
-		DeprecatedFeatureContexts:  ctxs.deprecatedFeatureCtxs,
-		TestSuiteContexts:          ctxs.testSuiteCtxs,
-		ScenarioContexts:           ctxs.scenarioCtxs,
-		XDeprecatedFeatureContexts: xctxs.deprecatedFeatureCtxs,
-		XTestSuiteContexts:         xctxs.testSuiteCtxs,
-		XScenarioContexts:          xctxs.scenarioCtxs,
+		Name:               name,
+		ImportPath:         importPath,
+		TestSuiteContexts:  ctxs.testSuiteCtxs,
+		ScenarioContexts:   ctxs.scenarioCtxs,
+		XTestSuiteContexts: xctxs.testSuiteCtxs,
+		XScenarioContexts:  xctxs.scenarioCtxs,
 	}
 
 	var buf bytes.Buffer
@@ -452,7 +438,6 @@ func processPackageTestFiles(packs ...[]string) (ctxs contexts, _ error) {
 				return ctxs, err
 			}
 
-			ctxs.deprecatedFeatureCtxs = append(ctxs.deprecatedFeatureCtxs, astContexts(node, "Suite")...)
 			ctxs.testSuiteCtxs = append(ctxs.testSuiteCtxs, astContexts(node, "TestSuiteContext")...)
 			ctxs.scenarioCtxs = append(ctxs.scenarioCtxs, astContexts(node, "ScenarioContext")...)
 		}

internal/builder/builder_go112_test.go

@@ -1,7 +1,7 @@
 // +build go1.12
 // +build !go1.13
 
-package godog_test
+package builder_test
 
 import (
 	"os"

internal/builder/builder_go113_test.go

@@ -1,6 +1,6 @@
 // +build go1.13
 
-package godog_test
+package builder_test
 
 import (
 	"os"

internal/builder/builder_go_module_test.go

@@ -1,4 +1,4 @@
-package godog_test
+package builder_test
 
 import (
 	"fmt"

internal/builder/builder_test.go

@@ -1,4 +1,4 @@
-package godog_test
+package builder_test
 
 import (
 	"bytes"
@@ -10,10 +10,14 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/cucumber/godog"
 	"github.com/stretchr/testify/require"
+
+	"github.com/cucumber/godog"
+	"github.com/cucumber/godog/internal/builder"
 )
 
+func InitializeScenario(ctx *godog.ScenarioContext) {}
+
 func Test_GodogBuild(t *testing.T) {
 	t.Run("WithSourceNotInGoPath", testWithSourceNotInGoPath)
 	t.Run("WithoutSourceNotInGoPath", testWithoutSourceNotInGoPath)
@@ -49,7 +53,6 @@ import (
 	"fmt"
 
 	"github.com/cucumber/godog"
-	messages "github.com/cucumber/messages-go/v10"
 )
 
 func thereAreGodogs(available int) error {
@@ -72,12 +75,13 @@ func thereShouldBeRemaining(remaining int) error {
 	return nil
 }
 
-func FeatureContext(s *godog.Suite) {
-	s.Step("^there are (\\d+) godogs$", thereAreGodogs)
-	s.Step("^I eat (\\d+)$", iEat)
-	s.Step("^there should be (\\d+) remaining$", thereShouldBeRemaining)
 
-	s.BeforeScenario(func(*messages.Pickle) {
+func InitializeScenario(ctx *godog.ScenarioContext) {
+	ctx.Step("^there are (\\d+) godogs$", thereAreGodogs)
+	ctx.Step("^I eat (\\d+)$", iEat)
+	ctx.Step("^there should be (\\d+) remaining$", thereShouldBeRemaining)
+
+	ctx.BeforeScenario(func(*godog.Scenario) {
 		Godogs = 0 // clean the state before every scenario
 	})
 }
@@ -89,7 +93,6 @@ import (
 	"fmt"
 
 	"github.com/cucumber/godog"
-	messages "github.com/cucumber/messages-go/v10"
 
 	"godogs"
 )
@@ -114,12 +117,12 @@ func thereShouldBeRemaining(remaining int) error {
 	return nil
 }
 
-func FeatureContext(s *godog.Suite) {
-	s.Step("^there are (\\d+) godogs$", thereAreGodogs)
-	s.Step("^I eat (\\d+)$", iEat)
-	s.Step("^there should be (\\d+) remaining$", thereShouldBeRemaining)
+func InitializeScenario(ctx *godog.ScenarioContext) {
+	ctx.Step("^there are (\\d+) godogs$", thereAreGodogs)
+	ctx.Step("^I eat (\\d+)$", iEat)
+	ctx.Step("^there should be (\\d+) remaining$", thereShouldBeRemaining)
 
-	s.BeforeScenario(func(*messages.Pickle) {
+	ctx.BeforeScenario(func(*godog.Scenario) {
 		godogs.Godogs = 0 // clean the state before every scenario
 	})
 }
@@ -159,7 +162,7 @@ func buildTestCommand(t *testing.T, wd, featureFile string) *exec.Cmd {
 		testBin += ".exe"
 	}
 
-	err = godog.Build(testBin)
+	err = builder.Build(testBin)
 	require.Nil(t, err)
 
 	featureFilePath := filepath.Join(wd, featureFile)

run.go

@@ -2,6 +2,7 @@ package godog
 
 import (
 	"fmt"
+	"go/build"
 	"io"
 	"math/rand"
 	"os"
@@ -217,6 +218,8 @@ func runWithOptions(suiteName string, runner runner, opt Options) int {
 
 func runsFromPackage(fp string) string {
 	dir := filepath.Dir(fp)
+
+	gopaths := filepath.SplitList(build.Default.GOPATH)
 	for _, gp := range gopaths {
 		gp = filepath.Join(gp, "src")
 		if strings.Index(dir, gp) == 0 {

test_context.go

@@ -5,6 +5,7 @@ import (
 	"reflect"
 	"regexp"
 
+	"github.com/cucumber/godog/internal/builder"
 	"github.com/cucumber/messages-go/v10"
 )
 
@@ -173,3 +174,19 @@ func (ctx *ScenarioContext) Step(expr, stepFunc interface{}) {
 
 	ctx.suite.steps = append(ctx.suite.steps, def)
 }
+
+// Build creates a test package like go test command at given target path.
+// If there are no go files in tested directory, then
+// it simply builds a godog executable to scan features.
+//
+// If there are go test files, it first builds a test
+// package with standard go test command.
+//
+// Finally it generates godog suite executable which
+// registers exported godog contexts from the test files
+// of tested package.
+//
+// Returns the path to generated executable
+func Build(bin string) error {
+	return builder.Build(bin)
+}