terraform/helper/schema/set_test.go

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package schema
import (
"reflect"
"testing"
)
func TestSetAdd(t *testing.T) {
s := &Set{F: testSetInt}
s.Add(1)
s.Add(5)
s.Add(25)
expected := []interface{}{1, 5, 25}
actual := s.List()
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
func TestSetAdd_negative(t *testing.T) {
// Since we don't allow negative hashes, this should just hash to the
// same thing...
s := &Set{F: testSetInt}
s.Add(-1)
s.Add(1)
expected := []interface{}{-1}
actual := s.List()
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
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func TestSetContains(t *testing.T) {
s := &Set{F: testSetInt}
s.Add(5)
if s.Contains(2) {
t.Fatal("should not contain")
}
if !s.Contains(5) {
t.Fatal("should contain")
}
}
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func TestSetDifference(t *testing.T) {
s1 := &Set{F: testSetInt}
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s2 := &Set{F: testSetInt}
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s1.Add(1)
s1.Add(5)
s2.Add(5)
s2.Add(25)
difference := s1.Difference(s2)
difference.Add(2)
expected := []interface{}{1, 2}
actual := difference.List()
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if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
func TestSetIntersection(t *testing.T) {
s1 := &Set{F: testSetInt}
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s2 := &Set{F: testSetInt}
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s1.Add(1)
s1.Add(5)
s2.Add(5)
s2.Add(25)
intersection := s1.Intersection(s2)
intersection.Add(2)
expected := []interface{}{2, 5}
actual := intersection.List()
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if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
func TestSetUnion(t *testing.T) {
s1 := &Set{F: testSetInt}
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s2 := &Set{F: testSetInt}
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s1.Add(1)
s1.Add(5)
s2.Add(5)
s2.Add(25)
union := s1.Union(s2)
union.Add(2)
expected := []interface{}{1, 2, 5, 25}
actual := union.List()
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if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
func testSetInt(v interface{}) int {
return v.(int)
}