markdown: Add (currently failing) test for empty body

middleware/markdown/metadata_test.go

@@ -14,8 +14,7 @@ func check(t *testing.T, err error) {
 	}
 }
 
-func TestParsers(t *testing.T) {
-	var TOML = [4]string{`
+var TOML = [5]string{`
 title = "A title"
 template = "default"
 name = "value"
@@ -33,9 +32,15 @@ template = "default"
 name = "value"
 	`,
 	`title = "A title" template = "default" [variables] name = "value"`,
-	}
+	`+++
+title = "A title"
+template = "default"
+name = "value"
++++
+`,
+}
 
-	var YAML = [4]string{`
+var YAML = [5]string{`
 title : A title
 template : default
 name : value
@@ -53,11 +58,18 @@ template : default
 name : value
 	`,
 	`title : A title template : default variables : name : value`,
-	}
-	var JSON = [4]string{`
-"title" : "A title",
-"template" : "default",
-"name" : "value"
+	`---
+title : A title
+template : default
+name : value
+---
+`,
+}
+
+var JSON = [5]string{`
+	"title" : "A title",
+	"template" : "default",
+	"name" : "value"
 `,
 	`{
 	"title" : "A title",
@@ -73,13 +85,21 @@ Page content
 	"name" : "value"
 	`,
 	`
-{{
-	"title" : "A title",
+{
+	"title" :: "A title",
 	"template" : "default",
 	"name" : "value"
 }
 	`,
-	}
+	`{
+	"title" : "A title",
+	"template" : "default",
+	"name" : "value"
+}
+`,
+}
+
+func TestParsers(t *testing.T) {
 	expected := Metadata{
 		Title:    "A title",
 		Template: "default",
@@ -106,7 +126,7 @@ Page content
 
 	data := []struct {
 		parser   MetadataParser
-		testData [4]string
+		testData [5]string
 		name     string
 	}{
 		{&JSONMetadataParser{metadata: Metadata{Variables: make(map[string]string)}}, JSON, "json"},
@@ -149,6 +169,11 @@ Page content
 		if md, err = v.parser.Parse([]byte(v.testData[3])); err == nil {
 			t.Fatalf("Expected error for invalid metadata for %v", v.name)
 		}
+
+		// front matter but no body
+		if md, err = v.parser.Parse([]byte(v.testData[4])); err != nil {
+			t.Fatalf("Unexpected error for valid metadata but no body for %v", v.name)
+		}
 	}
 
 }