snapshot of https://github.com/golang-migrate/migrate.git (master, 2026-09-15; blobs > 131072B omitted)

database/multistmt/parse_test.go

@@ -0,0 +1,57 @@
+package multistmt_test
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/golang-migrate/migrate/v4/database/multistmt"
+)
+
+const maxMigrationSize = 1024
+
+func TestParse(t *testing.T) {
+	testCases := []struct {
+		name        string
+		multiStmt   string
+		delimiter   string
+		expected    []string
+		expectedErr error
+	}{
+		{name: "single statement, no delimiter", multiStmt: "single statement, no delimiter", delimiter: ";",
+			expected: []string{"single statement, no delimiter"}, expectedErr: nil},
+		{name: "single statement, one delimiter", multiStmt: "single statement, one delimiter;", delimiter: ";",
+			expected: []string{"single statement, one delimiter;"}, expectedErr: nil},
+		{name: "two statements, no trailing delimiter", multiStmt: "statement one; statement two", delimiter: ";",
+			expected: []string{"statement one;", " statement two"}, expectedErr: nil},
+		{name: "two statements, with trailing delimiter", multiStmt: "statement one; statement two;", delimiter: ";",
+			expected: []string{"statement one;", " statement two;"}, expectedErr: nil},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			stmts := make([]string, 0, len(tc.expected))
+			err := multistmt.Parse(strings.NewReader(tc.multiStmt), []byte(tc.delimiter), maxMigrationSize, func(b []byte) bool {
+				stmts = append(stmts, string(b))
+				return true
+			})
+			assert.Equal(t, tc.expectedErr, err)
+			assert.Equal(t, tc.expected, stmts)
+		})
+	}
+}
+
+func TestParseDiscontinue(t *testing.T) {
+	multiStmt := "statement one; statement two"
+	delimiter := ";"
+	expected := []string{"statement one;"}
+
+	stmts := make([]string, 0, len(expected))
+	err := multistmt.Parse(strings.NewReader(multiStmt), []byte(delimiter), maxMigrationSize, func(b []byte) bool {
+		stmts = append(stmts, string(b))
+		return false
+	})
+	assert.Nil(t, err)
+	assert.Equal(t, expected, stmts)
+}