hugo/hugolib/page_test.go
Noah Campbell 085ce15f7c Adding ability to read from io.Reader
This allows for testing without relying on the file system.  Parsing algorithm to not read the entire file into memory.
2013-08-09 17:36:32 -07:00

124 lines
3 KiB
Go

package hugolib
import (
"html/template"
"io"
"strings"
"testing"
)
var EMPTY_PAGE = ""
var SIMPLE_PAGE = `---
title: Simple
---
Simple Page
`
var INVALID_FRONT_MATTER_MISSING = `This is a test`
var INVALID_FRONT_MATTER_SHORT_DELIM = `
--
title: Short delim start
---
Short Delim
`
var INVALID_FRONT_MATTER_SHORT_DELIM_ENDING = `
---
title: Short delim ending
--
Short Delim
`
var INVALID_FRONT_MATTER_LEADING_WS = `
---
title: Leading WS
---
Leading
`
func checkError(t *testing.T, err error, expected string) {
if err == nil {
t.Fatalf("err is nil")
}
if err.Error() != expected {
t.Errorf("err.Error() returned: '%s'. Expected: '%s'", err.Error(), expected)
}
}
func TestDegenerateEmptyPageZeroLengthName(t *testing.T) {
_, err := ReadFrom(strings.NewReader(EMPTY_PAGE), "")
if err == nil {
t.Fatalf("A zero length page name must return an error")
}
checkError(t, err, "Zero length page name")
}
func TestDegenerateEmptyPage(t *testing.T) {
_, err := ReadFrom(strings.NewReader(EMPTY_PAGE), "test")
if err == nil {
t.Fatalf("Expected ReadFrom to return an error when an empty buffer is passed.")
}
checkError(t, err, "unable to locate front matter")
}
func checkPageTitle(t *testing.T, page *Page, title string) {
if page.Title != title {
t.Fatalf("Page title is: %s. Expected %s", page.Title, title)
}
}
func checkPageContent(t *testing.T, page *Page, content string) {
if page.Content != template.HTML(content) {
t.Fatalf("Page content is: %s. Expected %s", page.Content, content)
}
}
func checkPageType(t *testing.T, page *Page, pageType string) {
if page.Type() != pageType {
t.Fatalf("Page type is: %s. Expected: %s", page.Type(), pageType)
}
}
func checkPageLayout(t *testing.T, page *Page, layout string) {
if page.Layout() != layout {
t.Fatalf("Page layout is: %s. Expected: %s", page.Layout(), layout)
}
}
func TestCreateNewPage(t *testing.T) {
p, err := ReadFrom(strings.NewReader(SIMPLE_PAGE), "simple")
if err != nil {
t.Fatalf("Unable to create a page with frontmatter and body content: %s", err)
}
checkPageTitle(t, p, "Simple")
checkPageContent(t, p, "<p>Simple Page</p>\n")
checkPageType(t, p, "page")
checkPageLayout(t, p, "page/single.html")
}
func TestDegenerateInvalidFrontMatterShortDelim(t *testing.T) {
var tests = []struct {
r io.Reader
err string
}{
{strings.NewReader(INVALID_FRONT_MATTER_SHORT_DELIM), "unable to match beginning front matter delimiter"},
{strings.NewReader(INVALID_FRONT_MATTER_SHORT_DELIM_ENDING), "unable to match ending front matter delimiter"},
{strings.NewReader(INVALID_FRONT_MATTER_MISSING), "unable to match beginning front matter delimiter"},
}
for _, test := range tests {
_, err := ReadFrom(test.r, "invalid/front/matter/short/delim")
checkError(t, err, test.err)
}
}
func TestDegenerateInvalidFrontMatterLeadingWhitespace(t *testing.T) {
_, err := ReadFrom(strings.NewReader(INVALID_FRONT_MATTER_LEADING_WS), "invalid/front/matter/leading/ws")
if err != nil {
t.Fatalf("Unable to parse front matter given leading whitespace: %s", err)
}
}