-
Notifications
You must be signed in to change notification settings - Fork 224
/
skip_test.go
87 lines (78 loc) · 2.75 KB
/
skip_test.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
package linq
import "testing"
func TestSkip(t *testing.T) {
tests := []struct {
input interface{}
output []interface{}
}{
{[]int{1, 2}, []interface{}{}},
{[]int{1, 2, 2, 3, 1}, []interface{}{3, 1}},
{[9]int{1, 1, 1, 2, 1, 2, 3, 4, 2}, []interface{}{2, 1, 2, 3, 4, 2}},
{"sstr", []interface{}{'r'}},
}
for _, test := range tests {
if q := From(test.input).Skip(3); !validateQuery(q, test.output) {
t.Errorf("From(%v).Skip(3)=%v expected %v", test.input, toSlice(q), test.output)
}
}
}
func TestSkipWhile(t *testing.T) {
tests := []struct {
input interface{}
predicate func(interface{}) bool
output []interface{}
}{
{[]int{1, 2}, func(i interface{}) bool {
return i.(int) < 3
}, []interface{}{}},
{[]int{4, 1, 2}, func(i interface{}) bool {
return i.(int) < 3
}, []interface{}{4, 1, 2}},
{[9]int{1, 1, 1, 2, 1, 2, 3, 4, 2}, func(i interface{}) bool {
return i.(int) < 3
}, []interface{}{3, 4, 2}},
{"sstr", func(i interface{}) bool {
return i.(rune) == 's'
}, []interface{}{'t', 'r'}},
}
for _, test := range tests {
if q := From(test.input).SkipWhile(test.predicate); !validateQuery(q, test.output) {
t.Errorf("From(%v).SkipWhile()=%v expected %v", test.input, toSlice(q), test.output)
}
}
}
func TestSkipWhileT_PanicWhenPredicateFnIsInvalid(t *testing.T) {
mustPanicWithError(t, "SkipWhileT: parameter [predicateFn] has a invalid function signature. Expected: 'func(T)bool', actual: 'func(int,int)bool'", func() {
From([]int{1, 1, 1, 2, 1, 2, 3, 4, 2}).SkipWhileT(func(item int, x int) bool { return item == 1 })
})
}
func TestSkipWhileIndexed(t *testing.T) {
tests := []struct {
input interface{}
predicate func(int, interface{}) bool
output []interface{}
}{
{[]int{1, 2}, func(i int, x interface{}) bool {
return x.(int) < 3
}, []interface{}{}},
{[]int{4, 1, 2}, func(i int, x interface{}) bool {
return x.(int) < 3
}, []interface{}{4, 1, 2}},
{[9]int{1, 1, 1, 2, 1, 2, 3, 4, 2}, func(i int, x interface{}) bool {
return x.(int) < 2 || i < 5
}, []interface{}{2, 3, 4, 2}},
{"sstr", func(i int, x interface{}) bool {
return x.(rune) == 's' && i < 1
}, []interface{}{'s', 't', 'r'}},
}
for _, test := range tests {
if q := From(test.input).SkipWhileIndexed(test.predicate); !validateQuery(q, test.output) {
t.Errorf("From(%v).SkipWhileIndexed()=%v expected %v", test.input, toSlice(q), test.output)
}
}
}
func TestSkipWhileIndexedT_PanicWhenPredicateFnIsInvalid(t *testing.T) {
mustPanicWithError(t, "SkipWhileIndexedT: parameter [predicateFn] has a invalid function signature. Expected: 'func(int,T)bool', actual: 'func(int,int,int)bool'", func() {
From([]int{1, 1, 1, 2, 1, 2, 3, 4, 2}).SkipWhileIndexedT(func(item int, x int, y int) bool { return item == 1 })
})
}