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| 1 | +package cpubench |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "encoding/binary" |
| 6 | + "errors" |
| 7 | + "testing" |
| 8 | + |
| 9 | + "github.com/stretchr/testify/assert" |
| 10 | + "github.com/stretchr/testify/require" |
| 11 | + "github.com/threefoldtech/zbus" |
| 12 | + "github.com/threefoldtech/zosbase/pkg/mocks" |
| 13 | + "github.com/threefoldtech/zosbase/pkg/perf" |
| 14 | + execwrapper "github.com/threefoldtech/zosbase/pkg/perf/exec_wrapper" |
| 15 | + "go.uber.org/mock/gomock" |
| 16 | +) |
| 17 | + |
| 18 | +func TestCPUBenchmarkTask(t *testing.T) { |
| 19 | + t.Run("create new CPU benchmark task", func(t *testing.T) { |
| 20 | + task := NewTask() |
| 21 | + |
| 22 | + assert.NotNil(t, task) |
| 23 | + assert.Equal(t, "cpu-benchmark", task.ID()) |
| 24 | + assert.Equal(t, "0 0 */6 * * *", task.Cron()) // Every 6 hours |
| 25 | + assert.Contains(t, task.Description(), "CPU") |
| 26 | + assert.Equal(t, uint32(0), task.Jitter()) |
| 27 | + }) |
| 28 | + |
| 29 | + t.Run("task implements perf.Task interface", func(t *testing.T) { |
| 30 | + var _ perf.Task = NewTask() |
| 31 | + }) |
| 32 | +} |
| 33 | + |
| 34 | +func TestCPUBenchmarkTask_Run(t *testing.T) { |
| 35 | + ctrl := gomock.NewController(t) |
| 36 | + defer ctrl.Finish() |
| 37 | + |
| 38 | + mockExec := execwrapper.NewMockExecWrapper(ctrl) |
| 39 | + mockCmd := execwrapper.NewMockExecCmd(ctrl) |
| 40 | + task := NewTaskWithExecWrapper(mockExec).(*CPUBenchmarkTask) |
| 41 | + ctx := context.Background() |
| 42 | + mockZbus := mocks.NewMockClient(ctrl) |
| 43 | + ctx = perf.WithZbusClient(ctx, mockZbus) |
| 44 | + |
| 45 | + mockExec.EXPECT().CommandContext(ctx, "cpubench", "-j").Return(mockCmd).Times(4) |
| 46 | + t.Run("successful benchmark execution", func(t *testing.T) { |
| 47 | + |
| 48 | + // Mock successful cpubench execution |
| 49 | + expectedOutput := `{ |
| 50 | + "single": 1542.67, |
| 51 | + "multi": 6170.89, |
| 52 | + "threads": 4 |
| 53 | + }` |
| 54 | + |
| 55 | + data := make([]byte, 8) |
| 56 | + binary.LittleEndian.PutUint64(data, 5) |
| 57 | + response := &zbus.Response{ |
| 58 | + ID: "test-id", |
| 59 | + Output: zbus.Output{ |
| 60 | + Data: data, |
| 61 | + Error: nil, |
| 62 | + }, |
| 63 | + } |
| 64 | + |
| 65 | + mockZbus.EXPECT(). |
| 66 | + RequestContext(gomock.Any(), "provision", zbus.ObjectID{Name: "statistics", Version: "0.0.1"}, "Workloads"). |
| 67 | + Return(response, nil) |
| 68 | + |
| 69 | + mockCmd.EXPECT().CombinedOutput().Return([]byte(expectedOutput), nil) |
| 70 | + |
| 71 | + result, err := task.Run(ctx) |
| 72 | + require.NoError(t, err) |
| 73 | + assert.NotNil(t, result) |
| 74 | + |
| 75 | + // Verify result structure |
| 76 | + cpuResult, ok := result.(CPUBenchmarkResult) |
| 77 | + require.True(t, ok, "Result should be of type CPUBenchmarkResult") |
| 78 | + |
| 79 | + assert.Equal(t, 1542.67, cpuResult.SingleThreaded) |
| 80 | + assert.Equal(t, 6170.89, cpuResult.MultiThreaded) |
| 81 | + assert.Equal(t, 4, cpuResult.Threads) |
| 82 | + assert.Equal(t, 5, cpuResult.Workloads) |
| 83 | + |
| 84 | + }) |
| 85 | + |
| 86 | + t.Run("cpubench command fails", func(t *testing.T) { |
| 87 | + // Mock command failure |
| 88 | + mockCmd.EXPECT().CombinedOutput().Return([]byte{}, errors.New("command not found")) |
| 89 | + |
| 90 | + result, err := task.Run(ctx) |
| 91 | + assert.Error(t, err) |
| 92 | + assert.Nil(t, result) |
| 93 | + assert.Contains(t, err.Error(), "failed to execute cpubench command") |
| 94 | + }) |
| 95 | + |
| 96 | + t.Run("invalid JSON output", func(t *testing.T) { |
| 97 | + |
| 98 | + // Mock command with invalid JSON output |
| 99 | + invalidJSON := `{invalid json output}` |
| 100 | + |
| 101 | + mockCmd.EXPECT().CombinedOutput().Return([]byte(invalidJSON), nil) |
| 102 | + |
| 103 | + result, err := task.Run(ctx) |
| 104 | + assert.Error(t, err) |
| 105 | + assert.Nil(t, result) |
| 106 | + assert.Contains(t, err.Error(), "failed to parse cpubench output") |
| 107 | + }) |
| 108 | + |
| 109 | + t.Run("failed to get workloads number", func(t *testing.T) { |
| 110 | + |
| 111 | + mockCmd.EXPECT().CombinedOutput().Return([]byte(`{"single": 1000, "multi": 2000, "threads": 4}`), nil) |
| 112 | + // Mock failure in getting workloads number |
| 113 | + mockZbus.EXPECT(). |
| 114 | + RequestContext(gomock.Any(), "provision", zbus.ObjectID{Name: "statistics", Version: "0.0.1"}, "Workloads"). |
| 115 | + Return(nil, errors.New("failed to get workloads")) |
| 116 | + |
| 117 | + assert.Panics(t, func() { |
| 118 | + _, _ = task.Run(ctx) |
| 119 | + }) |
| 120 | + }) |
| 121 | +} |
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