mirror of
https://github.com/danog/liquid.git
synced 2024-12-11 16:50:38 +01:00
103 lines
2.4 KiB
Go
103 lines
2.4 KiB
Go
package evaluator
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import (
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"fmt"
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"reflect"
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"sort"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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)
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type redConvertible struct{}
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func (c redConvertible) ToLiquid() interface{} {
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return "red"
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}
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func timeMustParse(s string) time.Time {
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t, err := time.Parse(time.RFC3339, s)
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if err != nil {
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panic(err)
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}
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return t
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}
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var convertTests = []struct {
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value, proto, expected interface{}
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}{
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{1, 1.0, float64(1)},
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{"2", 1, int(2)},
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{"1.2", 1.0, float64(1.2)},
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{true, 1, 1},
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{false, 1, 0},
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{nil, true, false},
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{0, true, true},
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{"", true, true},
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{1, "", "1"},
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{false, "", "false"},
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{true, "", "true"},
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{"string", "", "string"},
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{[]int{1, 2}, []string{}, []string{"1", "2"}},
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{"March 14, 2016", time.Now(), timeMustParse("2016-03-14T00:00:00Z")},
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{redConvertible{}, "", "red"},
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}
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func TestConvert(t *testing.T) {
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for i, test := range convertTests {
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t.Run(fmt.Sprintf("%02d", i+1), func(t *testing.T) {
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typ := reflect.TypeOf(test.proto)
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name := fmt.Sprintf("Convert %#v -> %v", test.value, typ)
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value, err := Convert(test.value, typ)
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require.NoErrorf(t, err, name)
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require.Equalf(t, test.expected, value, name)
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})
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}
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}
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func TestConvert_map(t *testing.T) {
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typ := reflect.TypeOf(map[string]string{})
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v, err := Convert(map[interface{}]interface{}{"key": "value"}, typ)
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require.NoError(t, err)
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m, ok := v.(map[string]string)
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require.True(t, ok)
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require.Equal(t, "value", m["key"])
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}
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func TestConvert_map_key_error(t *testing.T) {
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typ := reflect.TypeOf(map[string]int{})
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_, err := Convert(map[interface{}]interface{}{"key": "value"}, typ)
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require.Error(t, err)
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}
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func TestConvert_map_synonym(t *testing.T) {
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type VariableMap map[interface{}]interface{}
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typ := reflect.TypeOf(map[string]string{})
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v, err := Convert(VariableMap{"key": "value"}, typ)
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require.NoError(t, err)
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m, ok := v.(map[string]string)
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require.True(t, ok)
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require.Equal(t, "value", m["key"])
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}
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func TestConvert_map_to_array(t *testing.T) {
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typ := reflect.TypeOf([]string{})
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v, err := Convert(map[int]string{1: "b", 2: "a"}, typ)
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require.NoError(t, err)
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array, ok := v.([]string)
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require.True(t, ok)
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sort.Strings(array)
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require.Equal(t, []string{"a", "b"}, array)
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}
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// func TestConvert_ptr(t *testing.T) {
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// typ := reflect.PtrTo(reflect.TypeOf(""))
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// v, err := Convert("a", typ)
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// require.NoError(t, err)
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// ptr, ok := v.(*string)
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// fmt.Printf("%#v %T\n", v, v)
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// require.True(t, ok)
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// require.NotNil(t, ptr)
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// require.Equal(t, "ab", *ptr)
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// }
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