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velvet_test.go
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package velvet_test
import (
"testing"
"github.com/gobuffalo/velvet"
"github.com/stretchr/testify/require"
)
func Test_Render(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
ctx.Set("name", "Tim")
s, err := velvet.Render("{{name}}", ctx)
r.NoError(err)
r.Equal("Tim", s)
}
func Test_Render_with_Content(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
ctx.Set("name", "Tim")
s, err := velvet.Render("<p>{{name}}</p>", ctx)
r.NoError(err)
r.Equal("<p>Tim</p>", s)
}
func Test_Render_Unknown_Value(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
_, err := velvet.Render("<p>{{name}}</p>", ctx)
r.Error(err)
r.Equal("could not find value for name [line 1:3]", err.Error())
}
func Test_Render_with_String(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
s, err := velvet.Render(`<p>{{"Tim"}}</p>`, ctx)
r.NoError(err)
r.Equal("<p>Tim</p>", s)
}
func Test_Render_with_Math(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
_, err := velvet.Render(`<p>{{2 + 1}}</p>`, ctx)
r.Error(err)
}
func Test_Render_with_Comments(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
s, err := velvet.Render(`<p><!-- comment --></p>`, ctx)
r.NoError(err)
r.Equal("<p><!-- comment --></p>", s)
}
func Test_Render_with_Func(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
ctx.Set("user", user{First: "Mark", Last: "Bates"})
s, err := velvet.Render("{{user.FullName}}", ctx)
r.NoError(err)
r.Equal("Mark Bates", s)
}
func Test_Render_Array(t *testing.T) {
r := require.New(t)
ctx := velvet.NewContext()
ctx.Set("names", []string{"mark", "bates"})
s, err := velvet.Render("{{names}}", ctx)
r.NoError(err)
r.Equal("mark bates", s)
}
type user struct {
First string
Last string
}
func (u user) FullName() string {
return u.First + " " + u.Last
}