34 lines
787 B
Go
34 lines
787 B
Go
package main
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import (
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"os"
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"path/filepath"
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"testing"
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)
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func TestReadMemoryMetrics(t *testing.T) {
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path := filepath.Join(t.TempDir(), "meminfo")
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content := `MemTotal: 1000000 kB
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MemAvailable: 400000 kB
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Buffers: 10000 kB
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Cached: 200000 kB
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SReclaimable: 10000 kB
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SwapTotal: 500000 kB
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SwapFree: 300000 kB
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`
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if err := os.WriteFile(path, []byte(content), 0o600); err != nil {
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t.Fatal(err)
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}
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memory, err := readMemoryMetrics(path)
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if err != nil {
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t.Fatal(err)
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}
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if memory.UsagePercent != 60 || memory.SwapPercent != 40 {
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t.Fatalf("неожиданные проценты памяти: %+v", memory)
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}
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if memory.CachedBytes != 210000*1024 {
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t.Fatalf("неожиданный размер кэша: %d", memory.CachedBytes)
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}
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}
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