terraform/internal/addrs/module_instance_test.go

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package addrs
import (
"fmt"
"testing"
)
func TestModuleInstanceEqual_true(t *testing.T) {
addrs := []string{
"module.foo",
"module.foo.module.bar",
"module.foo[1].module.bar",
`module.foo["a"].module.bar["b"]`,
`module.foo["a"].module.bar.module.baz[3]`,
}
for _, m := range addrs {
t.Run(m, func(t *testing.T) {
addr, diags := ParseModuleInstanceStr(m)
if len(diags) > 0 {
t.Fatalf("unexpected diags: %s", diags.Err())
}
if !addr.Equal(addr) {
t.Fatalf("expected %#v to be equal to itself", addr)
}
})
}
}
func TestModuleInstanceEqual_false(t *testing.T) {
testCases := []struct {
left string
right string
}{
{
"module.foo",
"module.bar",
},
{
"module.foo",
"module.foo.module.bar",
},
{
"module.foo[1]",
"module.bar[1]",
},
{
`module.foo[1]`,
`module.foo["1"]`,
},
{
"module.foo.module.bar",
"module.foo[1].module.bar",
},
{
`module.foo.module.bar`,
`module.foo["a"].module.bar`,
},
}
for _, tc := range testCases {
t.Run(fmt.Sprintf("%s = %s", tc.left, tc.right), func(t *testing.T) {
left, diags := ParseModuleInstanceStr(tc.left)
if len(diags) > 0 {
t.Fatalf("unexpected diags parsing %s: %s", tc.left, diags.Err())
}
right, diags := ParseModuleInstanceStr(tc.right)
if len(diags) > 0 {
t.Fatalf("unexpected diags parsing %s: %s", tc.right, diags.Err())
}
if left.Equal(right) {
t.Fatalf("expected %#v not to be equal to %#v", left, right)
}
if right.Equal(left) {
t.Fatalf("expected %#v not to be equal to %#v", right, left)
}
})
}
}
func BenchmarkStringShort(b *testing.B) {
addr, _ := ParseModuleInstanceStr(`module.foo`)
for n := 0; n < b.N; n++ {
addr.String()
}
}
func BenchmarkStringLong(b *testing.B) {
addr, _ := ParseModuleInstanceStr(`module.southamerica-brazil-region.module.user-regional-desktops.module.user-name`)
for n := 0; n < b.N; n++ {
addr.String()
}
}