terraform/terraform/graph_test.go

68 lines
1.2 KiB
Go

package terraform
import (
"strings"
"testing"
)
func TestGraphAdd(t *testing.T) {
// Test Add since we override it and want to make sure we don't break it.
var g Graph
g.Add(42)
g.Add(84)
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testGraphAddStr)
if actual != expected {
t.Fatalf("bad: %s", actual)
}
}
func TestGraphConnectDependent(t *testing.T) {
var g Graph
g.Add(&testGraphDependable{VertexName: "a", Mock: []string{"a"}})
b := g.Add(&testGraphDependable{
VertexName: "b",
DependentOnMock: []string{"a"},
})
if missing := g.ConnectDependent(b); len(missing) > 0 {
t.Fatalf("bad: %#v", missing)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testGraphConnectDepsStr)
if actual != expected {
t.Fatalf("bad: %s", actual)
}
}
type testGraphDependable struct {
VertexName string
DependentOnMock []string
Mock []string
}
func (v *testGraphDependable) Name() string {
return v.VertexName
}
func (v *testGraphDependable) DependableName() []string {
return v.Mock
}
func (v *testGraphDependable) DependentOn() []string {
return v.DependentOnMock
}
const testGraphAddStr = `
42
84
`
const testGraphConnectDepsStr = `
a
b
a
`