package hugolib import ( "bytes" "fmt" "strings" "testing" ) var TEMPLATE_TITLE = "{{ .Title }}" var PAGE_SIMPLE_TITLE = `--- title: simple template --- content` var TEMPLATE_MISSING_FUNC = "{{ .Title | funcdoesnotexists }}" var TEMPLATE_FUNC = "{{ .Title | urlize }}" var PAGE_URL_SPECIFIED = `--- title: simple template url: "mycategory/my-whatever-content/" --- content` func pageMust(p *Page, err error) *Page { if err != nil { panic(err) } return p } func TestDegenerateRenderThingMissingTemplate(t *testing.T) { p, _ := ReadFrom(strings.NewReader(PAGE_SIMPLE_TITLE), "content/a/file.md") s := new(Site) s.prepTemplates() _, err := s.RenderThing(p, "foobar") if err == nil { t.Errorf("Expected err to be returned when missing the template.") } } func TestPrimeTemplates(t *testing.T) { s := new(Site) s.prepTemplates() if s.Tmpl.Lookup("alias") == nil { t.Fatalf("alias template not created.") } } func TestAddInvalidTemplate(t *testing.T) { s := new(Site) s.prepTemplates() err := s.addTemplate("missing", TEMPLATE_MISSING_FUNC) if err == nil { t.Fatalf("Expecting the template to return an error") } } func matchRender(t *testing.T, s *Site, p *Page, tmplName string, expected string) { content, err := s.RenderThing(p, tmplName) if err != nil { t.Fatalf("Unable to render template.") } if string(content.Bytes()) != expected { t.Fatalf("Content did not match expected: %s. got: %s", expected, content) } } func _TestAddSameTemplateTwice(t *testing.T) { p := pageMust(ReadFrom(strings.NewReader(PAGE_SIMPLE_TITLE), "content/a/file.md")) s := new(Site) s.prepTemplates() err := s.addTemplate("foo", TEMPLATE_TITLE) if err != nil { t.Fatalf("Unable to add template foo") } matchRender(t, s, p, "foo", "simple template") err = s.addTemplate("foo", "NEW {{ .Title }}") if err != nil { t.Fatalf("Unable to add template foo: %s", err) } matchRender(t, s, p, "foo", "NEW simple template") } func TestRenderThing(t *testing.T) { tests := []struct { content string template string expected string }{ {PAGE_SIMPLE_TITLE, TEMPLATE_TITLE, "simple template"}, {PAGE_SIMPLE_TITLE, TEMPLATE_FUNC, "simple-template"}, } s := new(Site) s.prepTemplates() for i, test := range tests { p, err := ReadFrom(strings.NewReader(PAGE_SIMPLE_TITLE), "content/a/file.md") if err != nil { t.Fatalf("Error parsing buffer: %s", err) } templateName := fmt.Sprintf("foobar%d", i) err = s.addTemplate(templateName, test.template) if err != nil { t.Fatalf("Unable to add template") } html, err2 := s.RenderThing(p, templateName) if err2 != nil { t.Errorf("Unable to render html: %s", err) } if string(html.Bytes()) != test.expected { t.Errorf("Content does not match. Expected '%s', got '%s'", test.expected, html) } } } func TestRenderThingOrDefault(t *testing.T) { tests := []struct { content string missing bool template string expected string }{ {PAGE_SIMPLE_TITLE, true, TEMPLATE_TITLE, "simple template"}, {PAGE_SIMPLE_TITLE, true, TEMPLATE_FUNC, "simple-template"}, {PAGE_SIMPLE_TITLE, false, TEMPLATE_TITLE, "simple template"}, {PAGE_SIMPLE_TITLE, false, TEMPLATE_FUNC, "simple-template"}, } s := new(Site) s.prepTemplates() for i, test := range tests { p, err := ReadFrom(strings.NewReader(PAGE_SIMPLE_TITLE), "content/a/file.md") if err != nil { t.Fatalf("Error parsing buffer: %s", err) } templateName := fmt.Sprintf("default%d", i) err = s.addTemplate(templateName, test.template) if err != nil { t.Fatalf("Unable to add template") } var html *bytes.Buffer var err2 error if test.missing { html, err2 = s.RenderThingOrDefault(p, "missing", templateName) } else { html, err2 = s.RenderThingOrDefault(p, templateName, "missing_default") } if err2 != nil { t.Errorf("Unable to render html: %s", err) } if string(html.Bytes()) != test.expected { t.Errorf("Content does not match. Expected '%s', got '%s'", test.expected, html) } } } func TestSetOutFile(t *testing.T) { s := new(Site) p := pageMust(ReadFrom(strings.NewReader(PAGE_URL_SPECIFIED), "content/a/file.md")) s.setOutFile(p) expected := "mycategory/my-whatever-content/index.html" if p.OutFile != "mycategory/my-whatever-content/index.html" { t.Errorf("Outfile does not match. Expected '%s', got '%s'", expected, p.OutFile) } }