pm/available_test.go
stephen mcquay f21ded2b77
Adds Available
this is the database for available packages
2018-03-02 23:23:06 -08:00

96 lines
2.2 KiB
Go

package pm
import (
"errors"
"testing"
)
func TestAvailableAdd(t *testing.T) {
tests := []struct {
label string
m Meta
count int
err error
}{
{
label: "good",
m: Meta{Name: "a", Version: "v1.0.0", Description: "test"},
count: 1,
},
{
label: "bad meta",
m: Meta{Name: "a"},
count: 1,
err: errors.New("missing"),
},
{
label: "dupe is last in",
m: Meta{Name: "a", Version: "v1.0.0", Description: "better version"},
count: 1,
},
{
label: "another good",
m: Meta{Name: "a", Version: "v1.0.0", Description: "better version"},
count: 1,
},
}
a := Available{}
for _, test := range tests {
t.Run(test.label, func(t *testing.T) {
if err := a.Add(test.m); (err == nil) != (test.err == nil) {
t.Fatalf("adding meta%v", err)
}
if got, want := len(a), test.count; got != want {
t.Fatalf("unexpected length after Add: got %v, want %v", got, want)
}
})
}
if got, want := a["a"]["v1.0.0"].Description, "better version"; got != want {
t.Fatalf("version: got %v, want %v", got, want)
}
}
func TestAvailableUpdate(t *testing.T) {
a := Available{}
if err := a.Add(Meta{Name: "a", Version: "v1.0.0", Description: "test"}); err != nil {
t.Fatalf("add: %v", err)
}
if err := a.Add(Meta{Name: "b", Version: "v2.0.0", Description: "test"}); err != nil {
t.Fatalf("add: %v", err)
}
b := Available{}
a.Update(b)
if got, want := len(a), 2; got != want {
t.Fatalf("len after empty update: got %v, want %v", got, want)
}
if err := b.Add(Meta{Name: "a", Version: "v1.0.0", Description: "test last in"}); err != nil {
t.Fatalf("add: %v", err)
}
if err := b.Add(Meta{Name: "b", Version: "v2.1.0", Description: "test"}); err != nil {
t.Fatalf("add: %v", err)
}
if err := a.Update(b); err != nil {
t.Fatalf("update: %v", err)
}
if got, want := len(a), 2; got != want {
t.Fatalf("len after update: got %v, want %v", got, want)
}
if got, want := len(a["a"]), 1; got != want {
t.Fatalf("len after update: got %v, want %v", got, want)
}
if got, want := len(a["b"]), 2; got != want {
t.Fatalf("len after update: got %v, want %v", got, want)
}
if got, want := a["a"]["v1.0.0"].Description, "test last in"; got != want {
t.Fatalf("last in didn't override")
}
}