Enable import testcases to check for warnings

cmd/dep/base_importer_test.go

@@ -8,6 +8,7 @@ import (
 	"bytes"
 	"log"
 	"sort"
+	"strings"
 	"testing"
 
 	"github.com/golang/dep"
@@ -388,6 +389,7 @@ type convertTestCase struct {
 	wantRevision              gps.Revision
 	wantVersion               string
 	wantIgnored               []string
+	wantWarning               string
 }
 
 func (tc convertTestCase) Exec(t *testing.T, convert func(logger *log.Logger, sm gps.SourceManager) (*dep.Manifest, *dep.Lock, error)) error {
@@ -400,15 +402,15 @@ func (tc convertTestCase) Exec(t *testing.T, convert func(logger *log.Logger, sm
 	defer sm.Release()
 
 	// Capture stderr so we can verify warnings
-	verboseOutput := &bytes.Buffer{}
-	ctx.Err = log.New(verboseOutput, "", 0)
+	output := &bytes.Buffer{}
+	ctx.Err = log.New(output, "", 0)
 
 	manifest, lock, convertErr := convert(ctx.Err, sm)
-	return tc.validate(manifest, lock, convertErr)
+	return tc.validate(manifest, lock, convertErr, output)
 }
 
 // validate returns an error if any of the testcase validations failed.
-func (tc convertTestCase) validate(manifest *dep.Manifest, lock *dep.Lock, convertErr error) error {
+func (tc convertTestCase) validate(manifest *dep.Manifest, lock *dep.Lock, convertErr error, output *bytes.Buffer) error {
 	if tc.wantConvertErr {
 		if convertErr == nil {
 			return errors.New("Expected the conversion to fail, but it did not return an error")
@@ -503,6 +505,12 @@ func (tc convertTestCase) validate(manifest *dep.Manifest, lock *dep.Lock, conve
 		}
 	}
 
+	if tc.wantWarning != "" {
+		if !strings.Contains(output.String(), tc.wantWarning) {
+			return errors.Errorf("Expected the output to include the warning '%s'", tc.wantWarning)
+		}
+	}
+
 	return nil
 }
 

cmd/dep/glide_importer_test.go

@@ -9,7 +9,6 @@ import (
 	"io/ioutil"
 	"log"
 	"path/filepath"
-	"strings"
 	"testing"
 
 	"github.com/golang/dep"
@@ -143,6 +142,34 @@ func TestGlideConfig_Convert(t *testing.T) {
 				wantConvertErr: true,
 			},
 		},
+		"warn unused os field": {
+			glideYaml{
+				Imports: []glidePackage{
+					{
+						Name: importerTestProject,
+						OS:   "windows",
+					},
+				}},
+			glideLock{},
+			convertTestCase{
+				wantConstraint: "*",
+				wantWarning:    "specified an os",
+			},
+		},
+		"warn unused arch field": {
+			glideYaml{
+				Imports: []glidePackage{
+					{
+						Name: importerTestProject,
+						Arch: "i686",
+					},
+				}},
+			glideLock{},
+			convertTestCase{
+				wantConstraint: "*",
+				wantWarning:    "specified an arch",
+			},
+		},
 	}
 
 	for name, testCase := range testCases {
@@ -209,45 +236,3 @@ func TestGlideConfig_Import(t *testing.T) {
 		}
 	}
 }
-
-func TestGlideConfig_Convert_WarnsForUnusedFields(t *testing.T) {
-	testCases := map[string]glidePackage{
-		"specified an os":   {OS: "windows"},
-		"specified an arch": {Arch: "i686"},
-	}
-
-	for wantWarning, pkg := range testCases {
-		t.Run(wantWarning, func(t *testing.T) {
-			h := test.NewHelper(t)
-			defer h.Cleanup()
-			h.Parallel()
-
-			pkg.Name = "github.com/sdboyer/deptest"
-			pkg.Reference = "v1.0.0"
-
-			ctx := newTestContext(h)
-			sm, err := ctx.SourceManager()
-			h.Must(err)
-			defer sm.Release()
-
-			// Capture stderr so we can verify warnings
-			verboseOutput := &bytes.Buffer{}
-			ctx.Err = log.New(verboseOutput, "", 0)
-
-			g := newGlideImporter(ctx.Err, true, sm)
-			g.glideConfig = glideYaml{
-				Imports: []glidePackage{pkg},
-			}
-
-			_, _, err = g.convert(testProjectRoot)
-			if err != nil {
-				t.Fatal(err)
-			}
-
-			warnings := verboseOutput.String()
-			if !strings.Contains(warnings, wantWarning) {
-				t.Errorf("Expected the output to include the warning '%s'", wantWarning)
-			}
-		})
-	}
-}