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64 lines
1.4 KiB
Go
64 lines
1.4 KiB
Go
package evaluator
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/require"
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)
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var lessTests = []struct {
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a, b interface{}
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expected bool
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}{
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{nil, nil, false},
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{false, true, true},
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{false, false, false},
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{false, nil, false},
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{nil, false, false},
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{0, 1, true},
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{1, 0, false},
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{1, 1, false},
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{1, 2.1, true},
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{1.1, 2, true},
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{2.1, 1, false},
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{"a", "b", true},
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{"b", "a", false},
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{[]string{"a"}, []string{"a"}, false},
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}
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func TestLess(t *testing.T) {
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for i, test := range lessTests {
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t.Run(fmt.Sprintf("%02d", i+1), func(t *testing.T) {
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value := Less(test.a, test.b)
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require.Equalf(t, test.expected, value, "%#v < %#v", test.a, test.b)
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})
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}
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}
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func TestLength(t *testing.T) {
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require.Equal(t, 3, Length([]int{1, 2, 3}))
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require.Equal(t, 3, Length("abc"))
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require.Equal(t, 0, Length(map[string]int{"a": 1}))
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}
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func TestSort(t *testing.T) {
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array := []interface{}{2, 1}
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Sort(array)
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require.Equal(t, []interface{}{1, 2}, array)
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array = []interface{}{"b", "a"}
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Sort(array)
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require.Equal(t, []interface{}{"a", "b"}, array)
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array = []interface{}{
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map[string]interface{}{"key": 20},
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map[string]interface{}{"key": 10},
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map[string]interface{}{},
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}
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SortByProperty(array, "key", true)
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require.Equal(t, nil, array[0].(map[string]interface{})["key"])
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require.Equal(t, 10, array[1].(map[string]interface{})["key"])
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require.Equal(t, 20, array[2].(map[string]interface{})["key"])
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}
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