forked from sdboyer/gogl
/
util_test.go
152 lines (111 loc) · 3.39 KB
/
util_test.go
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package gogl_test
import (
"testing"
. "github.com/sdboyer/gocheck"
. "github.com/sdboyer/gogl"
"github.com/sdboyer/gogl/spec"
"gopkg.in/fatih/set.v0"
)
// Hook gocheck into the go test runner
func TestHookup(t *testing.T) { TestingT(t) }
// Tests for collection functors
type CollectionFunctorsSuite struct{}
var _ = Suite(&CollectionFunctorsSuite{})
func (s *CollectionFunctorsSuite) TestCollectVertices(c *C) {
slice := CollectVertices(spec.GraphLiteralFixture(true))
c.Assert(len(slice), Equals, 4)
set1 := set.NewNonTS()
for _, v := range slice {
set1.Add(v)
}
c.Assert(set1.Has("foo"), Equals, true)
c.Assert(set1.Has("bar"), Equals, true)
c.Assert(set1.Has("baz"), Equals, true)
c.Assert(set1.Has("isolate"), Equals, true)
slice2 := CollectVertices(spec.GraphFixtures["2e3v"])
c.Assert(len(slice2), Equals, 3)
set2 := set.NewNonTS()
for _, v := range slice2 {
set2.Add(v)
}
c.Assert(set2.Has("foo"), Equals, true)
c.Assert(set2.Has("bar"), Equals, true)
c.Assert(set2.Has("baz"), Equals, true)
}
func (s *CollectionFunctorsSuite) TestCollectAdjacentVertices(c *C) {
slice := CollectVerticesAdjacentTo("bar", spec.GraphLiteralFixture(true))
c.Assert(len(slice), Equals, 2)
set := set.NewNonTS()
for _, v := range slice {
set.Add(v)
}
c.Assert(set.Has("foo"), Equals, true)
c.Assert(set.Has("baz"), Equals, true)
}
func (s *CollectionFunctorsSuite) TestCollectEdges(c *C) {
slice := CollectEdges(spec.GraphLiteralFixture(true))
c.Assert(len(slice), Equals, 2)
set1 := set.NewNonTS()
for _, e := range slice {
set1.Add(e)
}
c.Assert(set1.Has(NewEdge("foo", "bar")), Equals, true)
c.Assert(set1.Has(NewEdge("bar", "baz")), Equals, true)
slice2 := CollectEdges(spec.GraphFixtures["2e3v"])
c.Assert(len(slice2), Equals, 2)
set2 := set.NewNonTS()
for _, e := range slice2 {
set2.Add(NewEdge(e.Both()))
}
c.Assert(set2.Has(NewEdge("foo", "bar")), Equals, true)
c.Assert(set2.Has(NewEdge("bar", "baz")), Equals, true)
}
func (s *CollectionFunctorsSuite) TestCollectEdgesIncidentTo(c *C) {
slice := CollectEdgesIncidentTo("foo", spec.GraphLiteralFixture(true))
c.Assert(len(slice), Equals, 1)
set := set.NewNonTS()
for _, e := range slice {
set.Add(e)
}
c.Assert(set.Has(NewEdge("foo", "bar")), Equals, true)
}
func (s *CollectionFunctorsSuite) TestCollectArcsFrom(c *C) {
slice := CollectArcsFrom("foo", spec.GraphLiteralFixture(true))
c.Assert(len(slice), Equals, 1)
set := set.NewNonTS()
for _, e := range slice {
set.Add(e)
}
c.Assert(set.Has(NewArc("foo", "bar")), Equals, true)
}
func (s *CollectionFunctorsSuite) TestCollectArcsTo(c *C) {
slice := CollectArcsTo("bar", spec.GraphLiteralFixture(true))
c.Assert(len(slice), Equals, 1)
set := set.NewNonTS()
for _, e := range slice {
set.Add(e)
}
c.Assert(set.Has(NewArc("foo", "bar")), Equals, true)
}
type CountingFunctorsSuite struct{}
var _ = Suite(&CountingFunctorsSuite{})
func (s *CountingFunctorsSuite) TestOrder(c *C) {
el := EdgeList{
NewEdge("foo", "bar"),
NewEdge("bar", "baz"),
NewEdge("foo", "qux"),
NewEdge("qux", "bar"),
}
c.Assert(Order(el), Equals, 4)
c.Assert(Order(spec.GraphLiteralFixture(true)), Equals, 4)
}
func (s *CountingFunctorsSuite) TestSize(c *C) {
el := EdgeList{
NewEdge("foo", "bar"),
NewEdge("bar", "baz"),
NewEdge("foo", "qux"),
NewEdge("qux", "bar"),
}
c.Assert(Size(el), Equals, 4)
c.Assert(Size(spec.GraphLiteralFixture(true)), Equals, 2)
}