diff --git a/schema/v1.0/parser_test.go b/schema/v1.0/parser_test.go
index 91628a395bb..67547ac754e 100644
--- a/schema/v1.0/parser_test.go
+++ b/schema/v1.0/parser_test.go
@@ -15,26 +15,37 @@
 package schema
 
 import (
+	"bytes"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
 )
 
-func TestParseSchema(t *testing.T) {
+func TestParseSchemaFile(t *testing.T) {
 	ts, err := ParseFile("testdata/valid-example.yaml")
-	require.NoError(t, err)
-	require.NotNil(t, ts)
+	assert.NoError(t, err)
+	assert.NotNil(t, ts)
 }
 
-func TestFailParseSchema(t *testing.T) {
+func TestFailParseSchemaFile(t *testing.T) {
 	ts, err := ParseFile("testdata/unsupported-file-format.yaml")
-	require.Error(t, err)
-	require.Nil(t, ts)
+	assert.Error(t, err)
+	assert.Nil(t, ts)
 
 	ts, err = ParseFile("testdata/invalid-schema-url.yaml")
-	require.Error(t, err)
-	require.Nil(t, ts)
+	assert.Error(t, err)
+	assert.Nil(t, ts)
+}
+
+func TestFailParseSchema(t *testing.T) {
+	_, err := Parse(bytes.NewReader([]byte("")))
+	assert.Error(t, err)
+
+	_, err = Parse(bytes.NewReader([]byte("invalid yaml")))
+	assert.Error(t, err)
+
+	_, err = Parse(bytes.NewReader([]byte("file_format: 1.0.0")))
+	assert.Error(t, err)
 }
 
 func TestCheckFileFormatField(t *testing.T) {