64 lines
1.0 KiB
Go
64 lines
1.0 KiB
Go
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package generics
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestPtr(t *testing.T) {
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num := new(int)
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*num = 8
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require.Equal(t, num, *Ptr(num))
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}
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func TestVal(t *testing.T) {
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num := new(int)
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*num = 8
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tests := map[string]struct {
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input *int
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expectedResult int
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}{
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"non-nil pointer": {
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input: num,
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expectedResult: *num,
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},
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"nil pointer": {},
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}
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for name, tc := range tests {
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name, tc := name, tc
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t.Run(name, func(t *testing.T) {
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require.Equal(t, tc.expectedResult, Val(tc.input))
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})
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}
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}
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func TestFallback(t *testing.T) {
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num := new(int)
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*num = 8
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fallback := 9
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tests := map[string]struct {
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input *int
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expectedResult int
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}{
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"non-nil pointer": {
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input: num,
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expectedResult: *num,
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},
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"nil pointer": {
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expectedResult: fallback,
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},
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}
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for name, tc := range tests {
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name, tc := name, tc
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t.Run(name, func(t *testing.T) {
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require.Equal(t, tc.expectedResult, Fallback(tc.input, tc.expectedResult))
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})
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}
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}
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