package pixel
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import (
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"bytes"
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"fmt"
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"testing"
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)
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func TestMemset(t *testing.T) {
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tests := []byte{0x00, 0x2a, 0xff}
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for _, test := range tests {
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t.Run(fmt.Sprintf("%#02x", test), func(it *testing.T) {
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b := make([]byte, 512)
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memset(b, test)
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for i, v := range b {
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if v != test {
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it.Fatalf("expected byte %d to be %#02x, got %#02x", i, test, v)
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}
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}
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})
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}
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}
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func TestMemsetSlice(t *testing.T) {
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tests := []struct {
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Test []byte
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Size int
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}{
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{[]byte{0x00}, 128},
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{[]byte{0xff, 0xff}, 512},
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{[]byte{0x2a, 0x42, 0xaa, 0xff}, 1024},
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}
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for _, test := range tests {
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t.Run("", func(it *testing.T) {
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b := make([]byte, test.Size)
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memsetSlice(b, test.Test)
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for i := 0; i < test.Size; i += len(test.Test) {
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if !bytes.Equal(b[i:i+len(test.Test)], test.Test) {
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it.Fatalf("expected bytes %d-%d to be %x, got %x", i, i+len(test.Test), test.Test, b[i:i+len(test.Test)])
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}
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}
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})
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}
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}
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