Fix the naming and specs for some utility functions

utils/utils_test.go

@@ -2,11 +2,17 @@ package utils
 
 import (
 	"os/exec"
+	"reflect"
 	"testing"
 
 	. "github.com/stretchr/testify/assert"
 )
 
+func Test_DoesNotInclude(t *testing.T) {
+	Equal(t, true, DoesNotInclude([]string{"cat", "dog", "rat"}, "bat"))
+	Equal(t, false, DoesNotInclude([]string{"cat", "dog", "rat"}, "dog"))
+}
+
 func Test_ExecuteCommand(t *testing.T) {
 	tests := []struct {
 		name     string
@@ -44,7 +50,26 @@ func Test_FindMatch(t *testing.T) {
 	Equal(t, expected, result)
 }
 
-func Test_ExcludeWhenTrue(t *testing.T) {
-	Equal(t, true, Exclude([]string{"cat", "dog", "rat"}, "bat"))
-	Equal(t, false, Exclude([]string{"cat", "dog", "rat"}, "dog"))
+func Test_ReadFileBytes(t *testing.T) {
+	tests := []struct {
+		name     string
+		file     string
+		expected []byte
+	}{
+		{
+			name:     "with non-existant file",
+			file:     "/tmp/junk-daa6bf613f4c.md",
+			expected: []byte{},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			actual, _ := ReadFileBytes(tt.file)
+
+			if reflect.DeepEqual(tt.expected, actual) == false {
+				t.Errorf("\nexpected: %q\n     got: %q", tt.expected, actual)
+			}
+		})
+	}
 }