create unpublished posts, just don't add them to the index or homepage

assertions_for_test.go

@@ -25,6 +25,17 @@ in
 	}
 }
 
+func (a Assertions) StringDoesNotContain(str, substr string) {
+	if strings.Contains(str, substr) {
+		a.test.Helper()
+		a.test.Errorf(`Expected not to find
+"%s"
+in
+"%s"
+`, substr, str)
+	}
+}
+
 func (a Assertions) True(b bool, s string) {
 	if !b {
 		a.test.Helper()

posts.go

@@ -41,3 +41,16 @@ func (ps Posts) Drop(n int) Posts {
 func SortPostsByDate(ps *Posts) {
 	sort.Sort(ps)
 }
+
+// Published returns a copy of the Posts, filtering out the unpublished posts
+func (ps Posts) Published() Posts {
+	var onlyPublished = make(Posts, len(ps))
+
+	for _, post := range ps {
+		if post.Published {
+			onlyPublished = append(onlyPublished, post)
+		}
+	}
+
+	return onlyPublished
+}

write.go

@@ -66,10 +66,6 @@ func makePage(siteDirectory string, page *Page, tmplt *template.Template) error
 }
 
 func makePost(siteDirectory string, post *Post, posts *Posts, tmplt *template.Template) error {
-	if !post.Published {
-		return nil
-	}
-
 	path := fmt.Sprintf("%s/posts/%s", siteDirectory, post.Path())
 	err := os.MkdirAll(path, os.FileMode(0777))
 
@@ -110,7 +106,7 @@ func makeHomepage(siteDirectory string, posts *Posts, t *template.Template) erro
 		return errors.New("no posts")
 	}
 
-	recentPost := (*posts)[0]
+	recentPost := (posts.Published())[0]
 
 	page := PostPage{
 		&recentPost,
@@ -138,6 +134,6 @@ func makePostIndex(siteDirectory string, posts *Posts, t *template.Template) err
 	}
 	defer f.Close()
 
-	err = t.ExecuteTemplate(f, "index", posts)
+	err = t.ExecuteTemplate(f, "index", posts.Published())
 	return err
 }

write_test.go

@@ -3,7 +3,6 @@ package blawg
 import (
 	"bytes"
 	"html/template"
-	"io/ioutil"
 	"os"
 	"testing"
 	"time"
@@ -53,7 +52,7 @@ func TestMakePosts(t *testing.T) {
 	for _, post := range posts {
 		expectedFile := testSiteDirectory + "/posts/" + post.Path() + "index.html"
 		assert.FileExists(expectedFile)
-		contents, _ := ioutil.ReadFile(expectedFile)
+		contents, _ := os.ReadFile(expectedFile)
 		assert.StringContains(string(contents), string(post.Title))
 	}
 
@@ -62,20 +61,26 @@ func TestMakePosts(t *testing.T) {
 
 func TestPostsIndex(t *testing.T) {
 	assert := NewAssertions(t)
-	postOne := testPost("Abba", "First Post Body", 1979, 12, 5)
-	postTwo := testPost("Second Post", "Second Post Body", 1989, 12, 5)
+	post := testPost("Abba", "First Post Body", 1979, 12, 5)
+	unpublishedPost := testPost("Unpublished Post", "Second Post Body", 1989, 12, 5)
+	unpublishedPost.Published = false
+
 	posts := Posts{
-		postOne,
-		postTwo,
+		post,
+		unpublishedPost,
 	}
 
-	indexTemplate, err := template.New("index").Parse(`<p>{{range .}}{{.Title}}{{end}}</p>"`)
+	indexTemplate, err := template.New("index").Parse("{{range .}}<p>{{.Title}}</p>\n{{end}}")
 	assert.NotError(err)
 
 	err = makePostIndex(testSiteDirectory, &posts, indexTemplate)
 	assert.NotError(err)
 
 	assert.FileExists(testSiteDirectory + "/posts/index.html")
+	fileContents, _ := os.ReadFile(testSiteDirectory + "/posts/index.html")
+
+	assert.StringContains(string(fileContents), string(post.Title))
+	assert.StringDoesNotContain(string(fileContents), string(unpublishedPost.Title))
 }
 
 func TestBuildPostPath(t *testing.T) {
@@ -136,8 +141,8 @@ func TestNotSavingUnpublishedPost(t *testing.T) {
 	err = makePost(testSiteDirectory, &post, nil, stubTemplate())
 	assert.NotError(err)
 
-	unexpectedFile := testSiteDirectory + "/posts/" + post.Path() + "index.html"
-	assert.FileDoesntExist(unexpectedFile)
+	unpublishedFile := testSiteDirectory + "/posts/" + post.Path() + "index.html"
+	assert.FileExists(unpublishedFile)
 
 	tearDownTestSite(t)
 }