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Mathias Fredriksson
c429e0d5f3
Realized it was only the `StringCharset` test that lead to panic, the number tests bypass it by reading via the `binary` package.
36 lines
803 B
Go
36 lines
803 B
Go
//go:build !go1.24
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package cryptorand_test
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import (
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"crypto/rand"
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"io"
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"testing"
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"testing/iotest"
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"github.com/stretchr/testify/require"
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"github.com/coder/coder/v2/cryptorand"
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)
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// TestRandError_pre_Go1_24 checks that the code handles errors when
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// reading from the rand.Reader.
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//
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// This test replaces the global rand.Reader, so cannot be parallelized
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//
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//nolint:paralleltest
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func TestRandError_pre_Go1_24(t *testing.T) {
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origReader := rand.Reader
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t.Cleanup(func() {
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rand.Reader = origReader
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})
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rand.Reader = iotest.ErrReader(io.ErrShortBuffer)
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// Testing `rand.Reader.Read` for errors will panic in Go 1.24 and later.
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t.Run("StringCharset", func(t *testing.T) {
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_, err := cryptorand.HexString(10)
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require.ErrorIs(t, err, io.ErrShortBuffer, "expected HexString error")
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})
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}
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