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package jmespath
import (
"github.com/stretchr/testify/assert"
"testing"
)
func TestSlicePositiveStep(t *testing.T) {
assert := assert.New(t)
input := make([]interface{}, 5)
input[0] = 0
input[1] = 1
input[2] = 2
input[3] = 3
input[4] = 4
result, err := slice(input, []sliceParam{{0, true}, {3, true}, {1, true}})
assert.Nil(err)
assert.Equal(input[:3], result)
}
func TestIsFalseJSONTypes(t *testing.T) {
assert := assert.New(t)
assert.True(isFalse(false))
assert.True(isFalse(""))
var empty []interface{}
assert.True(isFalse(empty))
m := make(map[string]interface{})
assert.True(isFalse(m))
assert.True(isFalse(nil))
}
func TestIsFalseWithUserDefinedStructs(t *testing.T) {
assert := assert.New(t)
type nilStructType struct {
SliceOfPointers []*string
}
nilStruct := nilStructType{SliceOfPointers: nil}
assert.True(isFalse(nilStruct.SliceOfPointers))
// A user defined struct will never be false though,
// even if it's fields are the zero type.
assert.False(isFalse(nilStruct))
}
func TestIsFalseWithNilInterface(t *testing.T) {
assert := assert.New(t)
var a *int = nil
var nilInterface interface{}
nilInterface = a
assert.True(isFalse(nilInterface))
}
func TestIsFalseWithMapOfUserStructs(t *testing.T) {
assert := assert.New(t)
type foo struct {
Bar string
Baz string
}
m := make(map[int]foo)
assert.True(isFalse(m))
}
func TestObjsEqual(t *testing.T) {
assert := assert.New(t)
assert.True(objsEqual("foo", "foo"))
assert.True(objsEqual(20, 20))
assert.True(objsEqual([]int{1, 2, 3}, []int{1, 2, 3}))
assert.True(objsEqual(nil, nil))
assert.True(!objsEqual(nil, "foo"))
assert.True(objsEqual([]int{}, []int{}))
assert.True(!objsEqual([]int{}, nil))
}
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