gojekyll/pages/file_test.go

package pages

import (
	"io"
	"path/filepath"
	"testing"

	"github.com/osteele/gojekyll/config"
	"github.com/osteele/gojekyll/pipelines"
	"github.com/stretchr/testify/require"
)

type siteFake struct {
	t   *testing.T
	cfg config.Config
}

func (s siteFake) Config() *config.Config                         { return &s.cfg }
func (s siteFake) RenderingPipeline() pipelines.PipelineInterface { return &pipelineFake{s.t} }
func (s siteFake) OutputExt(p string) string                      { return filepath.Ext(p) }

type pipelineFake struct{ t *testing.T }

func (p pipelineFake) OutputExt(string) string { return ".html" }
func (p pipelineFake) ApplyLayout(layout string, src []byte, vars map[string]interface{}) ([]byte, error) {
	require.Equal(p.t, "layout1", layout)
	return nil, nil
}
func (p pipelineFake) Render(w io.Writer, src []byte, filename string, lineNo int, vars map[string]interface{}) ([]byte, error) {
	require.Equal(p.t, "testdata/page_with_layout.md", filename)
	return nil, nil
}

func TestFile_Categories(t *testing.T) {
	s := siteFake{t, config.Default()}
	fm := map[string]interface{}{"categories": "b a"}
	f := file{site: s, frontMatter: fm}
	require.Equal(t, []string{"a", "b"}, f.Categories())
}