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remove_test.go
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remove_test.go
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//Copyright 2018 GoGraphviz Authors
//
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
package gographviz
import (
"testing"
)
func TestRemoveNode(t *testing.T) {
g := NewGraph()
if err := g.SetName("G"); err != nil {
t.Fatal(err)
}
if err := g.SetDir(true); err != nil {
t.Fatal(err)
}
if err := g.AddNode("G", "Hello", nil); err != nil {
t.Fatal(err)
}
if err := g.AddNode("G", "World", nil); err != nil {
t.Fatal(err)
}
if err := g.AddEdge("Hello", "World", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_Core", nil); err != nil {
t.Fatal(err)
}
if err := g.AddNode("cluster_Core", "CoreFunction", nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_Supporting", nil); err != nil {
t.Fatal(err)
}
if err := g.AddNode("cluster_Supporting", "SupportingFunction", nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_Development", nil); err != nil {
t.Fatal(err)
}
if err := g.AddNode("cluster_Development", "DevelopmentFunction", nil); err != nil {
t.Fatal(err)
}
if err := g.AddPortEdge("DevelopmentFunction", "cluster_Development", "CoreFunction", "cluster_Core", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddPortEdge("SupportingFunction", "cluster_Supporting", "CoreFunction", "cluster_Core", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddPortEdge("Hello", "", "CoreFunction", "cluster_Core", true, nil); err != nil {
t.Fatal(err)
}
expected := `digraph G {
DevelopmentFunction:cluster_Development->CoreFunction:cluster_Core;
Hello->CoreFunction:cluster_Core;
Hello->World;
SupportingFunction:cluster_Supporting->CoreFunction:cluster_Core;
subgraph cluster_Core {
CoreFunction;
};
subgraph cluster_Development {
DevelopmentFunction;
};
subgraph cluster_Supporting {
SupportingFunction;
};
Hello;
World;
}
`
if got := g.String(); got != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveNode("cluster_Development", "DevelopmentFunction"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
Hello->CoreFunction:cluster_Core;
Hello->World;
SupportingFunction:cluster_Supporting->CoreFunction:cluster_Core;
subgraph cluster_Core {
CoreFunction;
};
subgraph cluster_Development {
};
subgraph cluster_Supporting {
SupportingFunction;
};
Hello;
World;
}
`
if got := g.String(); got != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveNode("G", "Hello"); err != nil {
t.Fatal(err)
}
if err := g.RemoveNode("G", "World"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
SupportingFunction:cluster_Supporting->CoreFunction:cluster_Core;
subgraph cluster_Core {
CoreFunction;
};
subgraph cluster_Development {
};
subgraph cluster_Supporting {
SupportingFunction;
};
}
`
if g.String() != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveNode("cluster_Supporting", "SupportingFunction"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
subgraph cluster_Core {
CoreFunction;
};
subgraph cluster_Development {
};
subgraph cluster_Supporting {
};
}
`
if g.String() != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveNode("cluster_Core", "CoreFunction"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
subgraph cluster_Core {
};
subgraph cluster_Development {
};
subgraph cluster_Supporting {
};
}
`
if g.String() != expected {
t.Fatalf("output is not expected")
}
}
func TestRemoveSubGraph(t *testing.T) {
g := NewGraph()
if err := g.SetName("G"); err != nil {
t.Fatal(err)
}
if err := g.SetDir(true); err != nil {
t.Fatal(err)
}
if err := g.AddNode("G", "Hello", nil); err != nil {
t.Fatal(err)
}
if err := g.AddNode("G", "World", nil); err != nil {
t.Fatal(err)
}
if err := g.AddEdge("Hello", "World", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_Core", map[string]string{
"label": "Core",
}); err != nil {
t.Fatal(err)
}
if err := g.AddNode("cluster_Core", "CoreFunction", nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_Supporting", map[string]string{
"label": "Supporting",
}); err != nil {
t.Fatal(err)
}
if err := g.AddNode("cluster_Supporting", "SupportingFunction", nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_Development", map[string]string{
"label": "Development",
}); err != nil {
t.Fatal(err)
}
if err := g.AddNode("cluster_Development", "DevelopmentFunction", nil); err != nil {
t.Fatal(err)
}
if err := g.AddPortEdge("DevelopmentFunction", "cluster_Development", "CoreFunction", "cluster_Core", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddPortEdge("SupportingFunction", "cluster_Supporting", "CoreFunction", "cluster_Core", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddPortEdge("Hello", "", "CoreFunction", "cluster_Core", true, nil); err != nil {
t.Fatal(err)
}
if err := g.AddSubGraph("G", "cluster_FooBar", nil); err != nil {
t.Fatal(err)
}
if err := g.AddEdge("Hello", "cluster_FooBar", true, nil); err != nil {
t.Fatal(err)
}
expected := `digraph G {
DevelopmentFunction:cluster_Development->CoreFunction:cluster_Core;
Hello->CoreFunction:cluster_Core;
Hello->World;
Hello->cluster_FooBar;
SupportingFunction:cluster_Supporting->CoreFunction:cluster_Core;
subgraph cluster_Core {
label=Core;
CoreFunction;
};
subgraph cluster_Development {
label=Development;
DevelopmentFunction;
};
subgraph cluster_FooBar {
};
subgraph cluster_Supporting {
label=Supporting;
SupportingFunction;
};
Hello;
World;
}
`
if got := g.String(); got != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveSubGraph("G", "cluster_Development"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
Hello->CoreFunction:cluster_Core;
Hello->World;
Hello->cluster_FooBar;
SupportingFunction:cluster_Supporting->CoreFunction:cluster_Core;
subgraph cluster_Core {
label=Core;
CoreFunction;
};
subgraph cluster_FooBar {
};
subgraph cluster_Supporting {
label=Supporting;
SupportingFunction;
};
Hello;
World;
}
`
if got := g.String(); got != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveSubGraph("G", "cluster_Supporting"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
Hello->CoreFunction:cluster_Core;
Hello->World;
Hello->cluster_FooBar;
subgraph cluster_Core {
label=Core;
CoreFunction;
};
subgraph cluster_FooBar {
};
Hello;
World;
}
`
if got := g.String(); got != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveSubGraph("G", "cluster_Core"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
Hello->World;
Hello->cluster_FooBar;
subgraph cluster_FooBar {
};
Hello;
World;
}
`
if g.String() != expected {
t.Fatalf("output is not expected")
}
if err := g.RemoveSubGraph("G", "cluster_FooBar"); err != nil {
t.Fatal(err)
}
expected = `digraph G {
Hello->World;
Hello;
World;
}
`
if g.String() != expected {
t.Fatalf("output is not expected")
}
}