package interrupts import ( "bytes" "testing" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) func TestParseInterrupts(t *testing.T) { interruptStr := ` CPU0 CPU1 0: 134 0 IO-APIC-edge timer 1: 7 3 IO-APIC-edge i8042 NMI: 0 0 Non-maskable interrupts LOC: 2338608687 2334309625 Local timer interrupts MIS: 0 NET_RX: 867028 225 TASKLET: 205 0` f := bytes.NewBufferString(interruptStr) parsed := []IRQ{ IRQ{ ID: "0", Type: "IO-APIC-edge", Device: "timer", Cpus: []int64{int64(134), int64(0)}, Total: int64(134), }, IRQ{ ID: "1", Type: "IO-APIC-edge", Device: "i8042", Cpus: []int64{int64(7), int64(3)}, Total: int64(10), }, IRQ{ ID: "NMI", Type: "Non-maskable interrupts", Cpus: []int64{int64(0), int64(0)}, Total: int64(0), }, IRQ{ ID: "LOC", Type: "Local timer interrupts", Cpus: []int64{int64(2338608687), int64(2334309625)}, Total: int64(4672918312), }, IRQ{ ID: "MIS", Cpus: []int64{int64(0)}, Total: int64(0), }, IRQ{ ID: "NET_RX", Cpus: []int64{int64(867028), int64(225)}, Total: int64(867253), }, IRQ{ ID: "TASKLET", Cpus: []int64{int64(205), int64(0)}, Total: int64(205), }, } got, err := parseInterrupts(f) require.Equal(t, nil, err) require.NotEqual(t, 0, len(got)) require.Equal(t, len(got), len(parsed)) for i := 0; i < len(parsed); i++ { assert.Equal(t, parsed[i], got[i]) for k := 0; k < len(parsed[i].Cpus); k++ { assert.Equal(t, parsed[i].Cpus[k], got[i].Cpus[k]) } } } // Tests #4470 func TestParseInterruptsBad(t *testing.T) { interruptStr := ` CPU0 CPU1 CPU2 CPU3 16: 0 0 0 0 bcm2836-timer 0 Edge arch_timer 17: 127224250 118424219 127224437 117885416 bcm2836-timer 1 Edge arch_timer 21: 0 0 0 0 bcm2836-pmu 9 Edge arm-pmu 23: 1549514 0 0 0 ARMCTRL-level 1 Edge 3f00b880.mailbox 24: 2 0 0 0 ARMCTRL-level 2 Edge VCHIQ doorbell 46: 0 0 0 0 ARMCTRL-level 48 Edge bcm2708_fb dma 48: 0 0 0 0 ARMCTRL-level 50 Edge DMA IRQ 50: 0 0 0 0 ARMCTRL-level 52 Edge DMA IRQ 51: 208 0 0 0 ARMCTRL-level 53 Edge DMA IRQ 54: 883002 0 0 0 ARMCTRL-level 56 Edge DMA IRQ 59: 0 0 0 0 ARMCTRL-level 61 Edge bcm2835-auxirq 62: 521451447 0 0 0 ARMCTRL-level 64 Edge dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1 86: 857597 0 0 0 ARMCTRL-level 88 Edge mmc0 87: 4938 0 0 0 ARMCTRL-level 89 Edge uart-pl011 92: 5669 0 0 0 ARMCTRL-level 94 Edge mmc1 FIQ: usb_fiq IPI0: 0 0 0 0 CPU wakeup interrupts IPI1: 0 0 0 0 Timer broadcast interrupts IPI2: 23564958 23464876 23531165 23040826 Rescheduling interrupts IPI3: 148438 639704 644266 588150 Function call interrupts IPI4: 0 0 0 0 CPU stop interrupts IPI5: 4348149 1843985 3819457 1822877 IRQ work interrupts IPI6: 0 0 0 0 completion interrupts` f := bytes.NewBufferString(interruptStr) parsed := []IRQ{ IRQ{ ID: "16", Type: "bcm2836-timer", Device: "0 Edge arch_timer", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "17", Type: "bcm2836-timer", Device: "1 Edge arch_timer", Cpus: []int64{127224250, 118424219, 127224437, 117885416}, Total: 490758322, }, IRQ{ ID: "21", Type: "bcm2836-pmu", Device: "9 Edge arm-pmu", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "23", Type: "ARMCTRL-level", Device: "1 Edge 3f00b880.mailbox", Cpus: []int64{1549514, 0, 0, 0}, Total: 1549514, }, IRQ{ ID: "24", Type: "ARMCTRL-level", Device: "2 Edge VCHIQ doorbell", Cpus: []int64{2, 0, 0, 0}, Total: 2, }, IRQ{ ID: "46", Type: "ARMCTRL-level", Device: "48 Edge bcm2708_fb dma", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "48", Type: "ARMCTRL-level", Device: "50 Edge DMA IRQ", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "50", Type: "ARMCTRL-level", Device: "52 Edge DMA IRQ", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "51", Type: "ARMCTRL-level", Device: "53 Edge DMA IRQ", Cpus: []int64{208, 0, 0, 0}, Total: 208, }, IRQ{ ID: "54", Type: "ARMCTRL-level", Device: "56 Edge DMA IRQ", Cpus: []int64{883002, 0, 0, 0}, Total: 883002, }, IRQ{ ID: "59", Type: "ARMCTRL-level", Device: "61 Edge bcm2835-auxirq", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "62", Type: "ARMCTRL-level", Device: "64 Edge dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1", Cpus: []int64{521451447, 0, 0, 0}, Total: 521451447, }, IRQ{ ID: "86", Type: "ARMCTRL-level", Device: "88 Edge mmc0", Cpus: []int64{857597, 0, 0, 0}, Total: 857597, }, IRQ{ ID: "87", Type: "ARMCTRL-level", Device: "89 Edge uart-pl011", Cpus: []int64{4938, 0, 0, 0}, Total: 4938, }, IRQ{ ID: "92", Type: "ARMCTRL-level", Device: "94 Edge mmc1", Cpus: []int64{5669, 0, 0, 0}, Total: 5669, }, IRQ{ ID: "IPI0", Type: "CPU wakeup interrupts", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "IPI1", Type: "Timer broadcast interrupts", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "IPI2", Type: "Rescheduling interrupts", Cpus: []int64{23564958, 23464876, 23531165, 23040826}, Total: 93601825, }, IRQ{ ID: "IPI3", Type: "Function call interrupts", Cpus: []int64{148438, 639704, 644266, 588150}, Total: 2020558, }, IRQ{ ID: "IPI4", Type: "CPU stop interrupts", Cpus: []int64{0, 0, 0, 0}, }, IRQ{ ID: "IPI5", Type: "IRQ work interrupts", Cpus: []int64{4348149, 1843985, 3819457, 1822877}, Total: 11834468, }, IRQ{ ID: "IPI6", Type: "completion interrupts", Cpus: []int64{0, 0, 0, 0}, }, } got, err := parseInterrupts(f) require.Equal(t, nil, err) require.NotEqual(t, 0, len(got)) require.Equal(t, len(got), len(parsed)) for i := 0; i < len(parsed); i++ { assert.Equal(t, parsed[i], got[i]) for k := 0; k < len(parsed[i].Cpus); k++ { assert.Equal(t, parsed[i].Cpus[k], got[i].Cpus[k]) } } }