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authorRené 'Necoro' Neumann <necoro@necoro.eu>2021-02-15 23:59:38 +0100
committerRené 'Necoro' Neumann <necoro@necoro.eu>2021-02-15 23:59:38 +0100
commit9d927b399e409990003b25efa8ca7395e9cad021 (patch)
tree62647e87c23536c68bc4ecb8fdbeb5d6c8ab3086 /pkg/util
parent0aa048e3032f963335670fc882a4f97e3c00ee8d (diff)
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Issue #46: Improvements; add tests
Diffstat (limited to 'pkg/util')
-rw-r--r--pkg/util/fixWriter.go2
-rw-r--r--pkg/util/fixWriter_test.go47
2 files changed, 48 insertions, 1 deletions
diff --git a/pkg/util/fixWriter.go b/pkg/util/fixWriter.go
index 51637eb..d78b618 100644
--- a/pkg/util/fixWriter.go
+++ b/pkg/util/fixWriter.go
@@ -59,5 +59,5 @@ func (f fixWriter) Write(p []byte) (n int, err error) {
// Cyrus IMAP really cares about single \r and \n.
// Implement this fixer to change them into \r\n.
func FixWriter(w io.Writer) io.Writer {
- return &fixWriter{w}
+ return fixWriter{w}
}
diff --git a/pkg/util/fixWriter_test.go b/pkg/util/fixWriter_test.go
new file mode 100644
index 0000000..91961be
--- /dev/null
+++ b/pkg/util/fixWriter_test.go
@@ -0,0 +1,47 @@
+package util
+
+import (
+ "bytes"
+ "io"
+ "testing"
+)
+
+func TestFixWriter_Write(t *testing.T) {
+ tests := []struct {
+ before string
+ after string
+ }{
+ {"", ""},
+ {"foo", "foo"},
+ {"foo\r", "foo\r\n"},
+ {"foo\n", "foo\r\n"},
+ {"foo\r\n", "foo\r\n"},
+ {"\r", "\r\n"},
+ {"\n", "\r\n"},
+ {"\r\n", "\r\n"},
+ {"foo\rbar", "foo\r\nbar"},
+ {"foo\nbar", "foo\r\nbar"},
+ {"foo\r\nbar", "foo\r\nbar"},
+ {"\r\r", "\r\n\r\n"},
+ {"\n\n", "\r\n\r\n"},
+ {"\r\r\n", "\r\n\r\n"},
+ {"\n\r", "\r\n\r\n"},
+ {"\rbar", "\r\nbar"},
+ {"\nbar", "\r\nbar"},
+ {"\r\nbar", "\r\nbar"},
+ }
+ for _, tt := range tests {
+ t.Run(tt.before, func(t *testing.T) {
+ b := bytes.Buffer{}
+ w := FixWriter(&b)
+ if _, err := io.WriteString(w, tt.before); err != nil {
+ t.Errorf("Error: %v", err)
+ return
+ }
+ res := b.String()
+ if tt.after != res {
+ t.Errorf("Expected: %q, got: %q", tt.after, res)
+ }
+ })
+ }
+}