feat(csvimport): validated CSV account parser

internal/csvimport/csvimport_test.go

@@ -0,0 +1,34 @@
+package csvimport
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestParseOK(t *testing.T) {
+	rows, err := Parse(strings.NewReader("a@x,p1,a@y,p2\nb@x,p3,b@y,p4\n"))
+	if err != nil {
+		t.Fatalf("parse: %v", err)
+	}
+	if len(rows) != 2 || rows[0].SrcLogin != "a@x" || rows[1].DstPass != "p4" {
+		t.Fatalf("bad rows: %+v", rows)
+	}
+}
+
+func TestParseRejectsBadColumns(t *testing.T) {
+	if _, err := Parse(strings.NewReader("a,b,c\n")); err == nil {
+		t.Fatal("3 columns must error")
+	}
+}
+
+func TestParseRejectsDuplicateSrc(t *testing.T) {
+	if _, err := Parse(strings.NewReader("a@x,p,a@y,p\na@x,q,c@y,q\n")); err == nil {
+		t.Fatal("duplicate src_login must error")
+	}
+}
+
+func TestParseRejectsEmptyField(t *testing.T) {
+	if _, err := Parse(strings.NewReader("a@x,,a@y,p\n")); err == nil {
+		t.Fatal("empty password must error")
+	}
+}