Files
aptly/vendor/github.com/awalterschulze/gographviz/bug_test.go
2017-03-22 19:24:06 +03:00

43 lines
799 B
Go

package gographviz
import (
"github.com/awalterschulze/gographviz/ast"
"github.com/awalterschulze/gographviz/parser"
"testing"
)
type bugSubGraphWorldVisitor struct {
t *testing.T
found bool
}
func (this *bugSubGraphWorldVisitor) Visit(v ast.Elem) ast.Visitor {
edge, ok := v.(ast.EdgeStmt)
if !ok {
return this
}
if edge.Source.GetId().String() != "2" {
return this
}
dst := edge.EdgeRHS[0].Destination
if _, ok := dst.(*ast.SubGraph); !ok {
this.t.Fatalf("2 -> Not SubGraph")
} else {
this.found = true
}
return this
}
func TestBugSubGraphWorld(t *testing.T) {
g := analtest(t, "world.gv.txt")
st, err := parser.ParseString(g.String())
check(t, err)
s := &bugSubGraphWorldVisitor{
t: t,
}
st.Walk(s)
if !s.found {
t.Fatalf("2 -> SubGraph not found")
}
}