Import to pgx main repo in pgtype subdir

2021-12-04 13:07:54 -06:00
parent 550cc7b529
commit 44214b7854
237 changed files with 0 additions and 0 deletions
@@ -0,0 +1,164 @@
+package pgtype_test
+
+import (
+	"bytes"
+	"reflect"
+	"testing"
+
+	"github.com/jackc/pgtype"
+	"github.com/jackc/pgtype/testutil"
+)
+
+func TestTextTranscode(t *testing.T) {
+	for _, pgTypeName := range []string{"text", "varchar"} {
+		testutil.TestSuccessfulTranscode(t, pgTypeName, []interface{}{
+			&pgtype.Text{String: "", Valid: true},
+			&pgtype.Text{String: "foo", Valid: true},
+			&pgtype.Text{},
+		})
+	}
+}
+
+func TestTextSet(t *testing.T) {
+	successfulTests := []struct {
+		source interface{}
+		result pgtype.Text
+	}{
+		{source: "foo", result: pgtype.Text{String: "foo", Valid: true}},
+		{source: _string("bar"), result: pgtype.Text{String: "bar", Valid: true}},
+		{source: (*string)(nil), result: pgtype.Text{}},
+	}
+
+	for i, tt := range successfulTests {
+		var d pgtype.Text
+		err := d.Set(tt.source)
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if d != tt.result {
+			t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, d)
+		}
+	}
+}
+
+func TestTextAssignTo(t *testing.T) {
+	var s string
+	var ps *string
+
+	stringTests := []struct {
+		src      pgtype.Text
+		dst      interface{}
+		expected interface{}
+	}{
+		{src: pgtype.Text{String: "foo", Valid: true}, dst: &s, expected: "foo"},
+		{src: pgtype.Text{}, dst: &ps, expected: ((*string)(nil))},
+	}
+
+	for i, tt := range stringTests {
+		err := tt.src.AssignTo(tt.dst)
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if dst := reflect.ValueOf(tt.dst).Elem().Interface(); dst != tt.expected {
+			t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
+		}
+	}
+
+	var buf []byte
+
+	bytesTests := []struct {
+		src      pgtype.Text
+		dst      *[]byte
+		expected []byte
+	}{
+		{src: pgtype.Text{String: "foo", Valid: true}, dst: &buf, expected: []byte("foo")},
+		{src: pgtype.Text{}, dst: &buf, expected: nil},
+	}
+
+	for i, tt := range bytesTests {
+		err := tt.src.AssignTo(tt.dst)
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if bytes.Compare(*tt.dst, tt.expected) != 0 {
+			t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, tt.dst)
+		}
+	}
+
+	pointerAllocTests := []struct {
+		src      pgtype.Text
+		dst      interface{}
+		expected interface{}
+	}{
+		{src: pgtype.Text{String: "foo", Valid: true}, dst: &ps, expected: "foo"},
+	}
+
+	for i, tt := range pointerAllocTests {
+		err := tt.src.AssignTo(tt.dst)
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if dst := reflect.ValueOf(tt.dst).Elem().Elem().Interface(); dst != tt.expected {
+			t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
+		}
+	}
+
+	errorTests := []struct {
+		src pgtype.Text
+		dst interface{}
+	}{
+		{src: pgtype.Text{}, dst: &s},
+	}
+
+	for i, tt := range errorTests {
+		err := tt.src.AssignTo(tt.dst)
+		if err == nil {
+			t.Errorf("%d: expected error but none was returned (%v -> %v)", i, tt.src, tt.dst)
+		}
+	}
+}
+
+func TestTextMarshalJSON(t *testing.T) {
+	successfulTests := []struct {
+		source pgtype.Text
+		result string
+	}{
+		{source: pgtype.Text{String: ""}, result: "null"},
+		{source: pgtype.Text{String: "a", Valid: true}, result: "\"a\""},
+	}
+	for i, tt := range successfulTests {
+		r, err := tt.source.MarshalJSON()
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if string(r) != tt.result {
+			t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, string(r))
+		}
+	}
+}
+
+func TestTextUnmarshalJSON(t *testing.T) {
+	successfulTests := []struct {
+		source string
+		result pgtype.Text
+	}{
+		{source: "null", result: pgtype.Text{String: ""}},
+		{source: "\"a\"", result: pgtype.Text{String: "a", Valid: true}},
+	}
+	for i, tt := range successfulTests {
+		var r pgtype.Text
+		err := r.UnmarshalJSON([]byte(tt.source))
+		if err != nil {
+			t.Errorf("%d: %v", i, err)
+		}
+
+		if r != tt.result {
+			t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
+		}
+	}
+}