1package pgtype_test
2
3import (
4	"math"
5	"reflect"
6	"testing"
7
8	"github.com/jackc/pgtype"
9	"github.com/jackc/pgtype/testutil"
10)
11
12func TestQCharTranscode(t *testing.T) {
13	testutil.TestPgxSuccessfulTranscodeEqFunc(t, `"char"`, []interface{}{
14		&pgtype.QChar{Int: math.MinInt8, Status: pgtype.Present},
15		&pgtype.QChar{Int: -1, Status: pgtype.Present},
16		&pgtype.QChar{Int: 0, Status: pgtype.Present},
17		&pgtype.QChar{Int: 1, Status: pgtype.Present},
18		&pgtype.QChar{Int: math.MaxInt8, Status: pgtype.Present},
19		&pgtype.QChar{Int: 0, Status: pgtype.Null},
20	}, func(a, b interface{}) bool {
21		return reflect.DeepEqual(a, b)
22	})
23}
24
25func TestQCharSet(t *testing.T) {
26	successfulTests := []struct {
27		source interface{}
28		result pgtype.QChar
29	}{
30		{source: int8(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
31		{source: int16(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
32		{source: int32(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
33		{source: int64(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
34		{source: int8(-1), result: pgtype.QChar{Int: -1, Status: pgtype.Present}},
35		{source: int16(-1), result: pgtype.QChar{Int: -1, Status: pgtype.Present}},
36		{source: int32(-1), result: pgtype.QChar{Int: -1, Status: pgtype.Present}},
37		{source: int64(-1), result: pgtype.QChar{Int: -1, Status: pgtype.Present}},
38		{source: uint8(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
39		{source: uint16(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
40		{source: uint32(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
41		{source: uint64(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
42		{source: "1", result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
43		{source: _int8(1), result: pgtype.QChar{Int: 1, Status: pgtype.Present}},
44	}
45
46	for i, tt := range successfulTests {
47		var r pgtype.QChar
48		err := r.Set(tt.source)
49		if err != nil {
50			t.Errorf("%d: %v", i, err)
51		}
52
53		if r != tt.result {
54			t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
55		}
56	}
57}
58
59func TestQCharAssignTo(t *testing.T) {
60	var i8 int8
61	var i16 int16
62	var i32 int32
63	var i64 int64
64	var i int
65	var ui8 uint8
66	var ui16 uint16
67	var ui32 uint32
68	var ui64 uint64
69	var ui uint
70	var pi8 *int8
71	var _i8 _int8
72	var _pi8 *_int8
73
74	simpleTests := []struct {
75		src      pgtype.QChar
76		dst      interface{}
77		expected interface{}
78	}{
79		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &i8, expected: int8(42)},
80		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &i16, expected: int16(42)},
81		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &i32, expected: int32(42)},
82		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &i64, expected: int64(42)},
83		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &i, expected: int(42)},
84		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &ui8, expected: uint8(42)},
85		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &ui16, expected: uint16(42)},
86		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &ui32, expected: uint32(42)},
87		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &ui64, expected: uint64(42)},
88		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &ui, expected: uint(42)},
89		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &_i8, expected: _int8(42)},
90		{src: pgtype.QChar{Int: 0, Status: pgtype.Null}, dst: &pi8, expected: ((*int8)(nil))},
91		{src: pgtype.QChar{Int: 0, Status: pgtype.Null}, dst: &_pi8, expected: ((*_int8)(nil))},
92	}
93
94	for i, tt := range simpleTests {
95		err := tt.src.AssignTo(tt.dst)
96		if err != nil {
97			t.Errorf("%d: %v", i, err)
98		}
99
100		if dst := reflect.ValueOf(tt.dst).Elem().Interface(); dst != tt.expected {
101			t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
102		}
103	}
104
105	pointerAllocTests := []struct {
106		src      pgtype.QChar
107		dst      interface{}
108		expected interface{}
109	}{
110		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &pi8, expected: int8(42)},
111		{src: pgtype.QChar{Int: 42, Status: pgtype.Present}, dst: &_pi8, expected: _int8(42)},
112	}
113
114	for i, tt := range pointerAllocTests {
115		err := tt.src.AssignTo(tt.dst)
116		if err != nil {
117			t.Errorf("%d: %v", i, err)
118		}
119
120		if dst := reflect.ValueOf(tt.dst).Elem().Elem().Interface(); dst != tt.expected {
121			t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
122		}
123	}
124
125	errorTests := []struct {
126		src pgtype.QChar
127		dst interface{}
128	}{
129		{src: pgtype.QChar{Int: -1, Status: pgtype.Present}, dst: &ui8},
130		{src: pgtype.QChar{Int: -1, Status: pgtype.Present}, dst: &ui16},
131		{src: pgtype.QChar{Int: -1, Status: pgtype.Present}, dst: &ui32},
132		{src: pgtype.QChar{Int: -1, Status: pgtype.Present}, dst: &ui64},
133		{src: pgtype.QChar{Int: -1, Status: pgtype.Present}, dst: &ui},
134		{src: pgtype.QChar{Int: 0, Status: pgtype.Null}, dst: &i16},
135	}
136
137	for i, tt := range errorTests {
138		err := tt.src.AssignTo(tt.dst)
139		if err == nil {
140			t.Errorf("%d: expected error but none was returned (%v -> %v)", i, tt.src, tt.dst)
141		}
142	}
143}
144