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test: add some unit test function for convertor, random, slice, and formatter

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This commit is contained in:
dudaodong
2021-11-29 17:27:02 +08:00
parent fee6cb17f3
commit f2ed3c6270
8 changed files with 92 additions and 56 deletions
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5
slice/slice.go
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@@ -137,17 +137,16 @@ func Map(slice, function interface{}) interface{} {
// The function signature should be func(index int, value1, value2 interface{}) interface{} .
func Reduce(slice, function, zero interface{}) interface{} {
sv := sliceValue(slice)
elementType := sv.Type().Elem()
len := sv.Len()
if len == 0 {
return zero
} else if len == 1 {
return sv.Index(0)
return sv.Index(0).Interface()
}
elementType := sv.Type().Elem()
fn := functionValue(function)
if checkSliceCallbackFuncSignature(fn, elementType, elementType, elementType) {
t := elementType.String()
panic("Reduce function must be of type func(int, " + t + ", " + t + ")" + t)

40
slice/slice_test.go
View File

@@ -14,6 +14,15 @@ func TestContain(t *testing.T) {
var t2 []string
contain(t, t2, "1", false)
m := make(map[string]int)
m["a"] = 1
contain(t, m, "a", true)
contain(t, m, "b", false)
s := "hello"
contain(t, s, "h", true)
contain(t, s, "s", false)
}
func contain(t *testing.T, test interface{}, value interface{}, expected bool) {
@@ -167,28 +176,21 @@ func TestMap(t *testing.T) {
}
func TestReduce(t *testing.T) {
s1 := []int{1, 2, 3, 4}
f1 := func(i, v1, v2 int) int {
cases := [][]int{
{},
{1},
{1, 2, 3, 4}}
expected := []int{0, 1, 10}
f := func(i, v1, v2 int) int {
return v1 + v2
}
e1 := 10
r1 := Reduce(s1, f1, 0)
if e1 != r1 {
utils.LogFailedTestInfo(t, "Reduce", s1, e1, r1)
t.FailNow()
for i := 0; i < len(cases); i++ {
res := Reduce(cases[i], f, 0)
if res != expected[i] {
utils.LogFailedTestInfo(t, "Reduce", cases[i], expected[i], res)
t.FailNow()
}
}
// failed Reduce function should be func(i int, v1, v2 int) int
//s1 := []int{1, 2, 3, 4}
//f1 := func(i string, v1, v2 int) int { //i should be int
// return v1+v2
//}
//e1 := 10
//r1 := Reduce(s1, f1, 0)
//if e1 != r1 {
// utils.LogFailedTestInfo(t, "Reduce", s1, e1, r1)
// t.FailNow()
//}
}
func TestIntSlice(t *testing.T) {