Checkpoint

dataset/parser/parser_test.go

@@ -0,0 +1,31 @@
+package parser
+
+import (
+	"reflect"
+	"sort"
+	"testing"
+)
+
+func TestUnique(t *testing.T) {
+	tests := []struct {
+		Name string
+		Test []string
+		Want []string
+	}{
+		{"nil", nil, nil},
+		{"single", []string{"test"}, []string{"test"}},
+		{"duplicate", []string{"test", "test"}, []string{"test"}},
+		{"multiple", []string{"a", "a", "b", "b", "b", "c"}, []string{"a", "b", "c"}},
+	}
+	for _, test := range tests {
+		t.Run(test.Name, func(it *testing.T) {
+			v := unique(test.Test)
+			if v != nil {
+				sort.Strings(v)
+			}
+			if !reflect.DeepEqual(v, test.Want) {
+				it.Errorf("expected unique(%v) to return %v, got %v", test.Test, test.Want, v)
+			}
+		})
+	}
+}