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dag_test.go
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package go_Dag
import (
"github.com/stretchr/testify/assert"
"testing"
)
func demoNode(t *testing.T) (*Task, *Task, *Task, *Task, *Task, *Task, *Task, *Task) {
/*
a b
/ | \ / |
c d e |
| \ /|
f --> g |
\|
h
*/
a, _ := NewTask("a", mock{}, nil)
b, _ := NewTask("b", mock{}, nil)
c, _ := NewTask("c", mock{}, nil)
d, _ := NewTask("d", mock{}, nil)
e, _ := NewTask("e", mock{}, nil)
f, _ := NewTask("f", mock{}, nil)
g, _ := NewTask("g", mock{}, nil)
h, _ := NewTask("h", mock{}, nil)
err := a.AddOutDegrees(c, d, e)
assert.NoError(t, err)
err = b.AddOutDegrees(e, g, h)
assert.NoError(t, err)
err = d.AddOutDegrees(f)
assert.NoError(t, err)
err = e.AddOutDegrees(f, g)
assert.NoError(t, err)
err = b.AddOutDegrees(h)
assert.NoError(t, err)
err = g.AddOutDegrees(f, h)
assert.NoError(t, err)
return a, b, c, d, e, f, g, h
}
func TestAddTask(t *testing.T) {
a, b, c, d, e, f, g, h := demoNode(t)
actuator := NewActuator()
err := actuator.AddTask(a)
assert.NoError(t, err)
assert.Equal(t, 1, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(b)
assert.NoError(t, err)
assert.Equal(t, 1, len(actuator.taskMap))
assert.Equal(t, b, actuator.taskMap[b.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(c)
assert.NoError(t, err)
assert.Equal(t, 1, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(d)
assert.NoError(t, err)
assert.Equal(t, 1, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(e)
assert.NoError(t, err)
assert.Equal(t, 2, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
assert.Equal(t, b, actuator.taskMap[b.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(f)
assert.NoError(t, err)
assert.Equal(t, 2, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
assert.Equal(t, b, actuator.taskMap[b.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(g)
assert.NoError(t, err)
assert.Equal(t, 2, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
assert.Equal(t, b, actuator.taskMap[b.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
err = actuator.AddTask(a, b, c, d, e, f, g, h)
assert.NoError(t, err)
assert.Equal(t, 2, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
assert.Equal(t, b, actuator.taskMap[b.GID()])
actuator.Run()
t.Log("\r\n")
a, b, c, d, e, f, g, h = demoNode(t)
actuator = NewActuator()
actuator = NewActuator(SetWorkerNum(1))
err = actuator.AddTask(h)
assert.NoError(t, err)
assert.Equal(t, 2, len(actuator.taskMap))
assert.Equal(t, a, actuator.taskMap[a.GID()])
assert.Equal(t, b, actuator.taskMap[b.GID()])
actuator.Run()
t.Log("\r\n")
}