terraform/internal/depsfile/locks_test.go

83 lines
2.6 KiB
Go

package depsfile
import (
"testing"
"github.com/hashicorp/terraform/addrs"
"github.com/hashicorp/terraform/internal/getproviders"
)
func TestLocksEqual(t *testing.T) {
boopProvider := addrs.NewDefaultProvider("boop")
v2 := getproviders.MustParseVersion("2.0.0")
v2LocalBuild := getproviders.MustParseVersion("2.0.0+awesomecorp.1")
v2GtConstraints := getproviders.MustParseVersionConstraints(">= 2.0.0")
v2EqConstraints := getproviders.MustParseVersionConstraints("2.0.0")
hash1 := getproviders.HashScheme("test").New("1")
hash2 := getproviders.HashScheme("test").New("2")
hash3 := getproviders.HashScheme("test").New("3")
equalBothWays := func(t *testing.T, a, b *Locks) {
t.Helper()
if !a.Equal(b) {
t.Errorf("a should be equal to b")
}
if !b.Equal(a) {
t.Errorf("b should be equal to a")
}
}
nonEqualBothWays := func(t *testing.T, a, b *Locks) {
t.Helper()
if a.Equal(b) {
t.Errorf("a should be equal to b")
}
if b.Equal(a) {
t.Errorf("b should be equal to a")
}
}
t.Run("both empty", func(t *testing.T) {
a := NewLocks()
b := NewLocks()
equalBothWays(t, a, b)
})
t.Run("an extra provider lock", func(t *testing.T) {
a := NewLocks()
b := NewLocks()
b.SetProvider(boopProvider, v2, v2GtConstraints, nil)
nonEqualBothWays(t, a, b)
})
t.Run("both have boop provider with same version", func(t *testing.T) {
a := NewLocks()
b := NewLocks()
// Note: the constraints are not part of the definition of "Equal", so they can differ
a.SetProvider(boopProvider, v2, v2GtConstraints, nil)
b.SetProvider(boopProvider, v2, v2EqConstraints, nil)
equalBothWays(t, a, b)
})
t.Run("both have boop provider with different versions", func(t *testing.T) {
a := NewLocks()
b := NewLocks()
a.SetProvider(boopProvider, v2, v2EqConstraints, nil)
b.SetProvider(boopProvider, v2LocalBuild, v2EqConstraints, nil)
nonEqualBothWays(t, a, b)
})
t.Run("both have boop provider with same version and same hashes", func(t *testing.T) {
a := NewLocks()
b := NewLocks()
hashes := []getproviders.Hash{hash1, hash2, hash3}
a.SetProvider(boopProvider, v2, v2EqConstraints, hashes)
b.SetProvider(boopProvider, v2, v2EqConstraints, hashes)
equalBothWays(t, a, b)
})
t.Run("both have boop provider with same version but different hashes", func(t *testing.T) {
a := NewLocks()
b := NewLocks()
hashesA := []getproviders.Hash{hash1, hash2}
hashesB := []getproviders.Hash{hash1, hash3}
a.SetProvider(boopProvider, v2, v2EqConstraints, hashesA)
b.SetProvider(boopProvider, v2, v2EqConstraints, hashesB)
nonEqualBothWays(t, a, b)
})
}