add tests for lastKeysInPrefixRegexp

export/export_handler.go

@@ -133,7 +133,6 @@ func entriesToDiff(entries []*catalog.Entry) []catalog.Difference {
 	return res
 }
 
-// Todo(guys) - add tests - not checked at all
 func getGenerateSuccess(lastKeysInPrefixRegexp []string) func(path string) bool {
 	return func(path string) bool {
 		for _, regex := range lastKeysInPrefixRegexp {

export/export_handler_test.go

@@ -3,6 +3,7 @@ package export
 import (
 	"encoding/json"
 	"io/ioutil"
+	"reflect"
 	"strings"
 	"testing"
 
@@ -150,3 +151,45 @@ func TestTouch(t *testing.T) {
 		t.Errorf("expected %s, got %s\n", testData, string(val))
 	}
 }
+
+func Test_getGenerateSuccess(t *testing.T) {
+
+	tests := []struct {
+		name                   string
+		lastKeysInPrefixRegexp []string
+		expectTrue             []string
+		expectFalse            []string
+		want                   func(path string) bool
+	}{
+		{
+			name:                   "one regex",
+			lastKeysInPrefixRegexp: []string{".*\\.success$"},
+			expectTrue:             []string{"a.success", "other.success"},
+			expectFalse:            []string{"dfd", "a.suc", "a.successer"},
+			want:                   nil,
+		},
+		{
+			name:                   "two regexes",
+			lastKeysInPrefixRegexp: []string{".*\\.success$", ".*/success"},
+			expectTrue:             []string{"path/to/a.success", "other.success", "path/to/success"},
+			expectFalse:            []string{"dfd", "a.suc", "a.successer"},
+			want:                   nil,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if gs := getGenerateSuccess(tt.lastKeysInPrefixRegexp); !reflect.DeepEqual(gs, tt.want) {
+				for _, path := range tt.expectTrue {
+					if !gs(path) {
+						t.Errorf("expected path %s to return true", path)
+					}
+				}
+				for _, path := range tt.expectFalse {
+					if gs(path) {
+						t.Errorf("expected path %s to return false", path)
+					}
+				}
+			}
+		})
+	}
+}