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|
package jsonpretty
import (
"bytes"
"io"
"testing"
)
func TestWrite(t *testing.T) {
type args struct {
r io.Reader
indent string
colorize bool
}
tests := []struct {
name string
args args
wantW string
wantErr bool
}{
{
name: "blank",
args: args{
r: bytes.NewBufferString(``),
indent: "",
colorize: true,
},
wantW: "",
wantErr: false,
},
{
name: "empty object",
args: args{
r: bytes.NewBufferString(`{}`),
indent: "",
colorize: true,
},
wantW: "\x1b[1;38m{\x1b[m\x1b[1;38m}\x1b[m\n",
wantErr: false,
},
{
name: "nested object",
args: args{
r: bytes.NewBufferString(`{"hash":{"a":1,"b":2},"array":[3,4]}`),
indent: "\t",
colorize: true,
},
wantW: "\x1b[1;38m{\x1b[m\n\t\x1b[1;34m\"hash\"\x1b[m\x1b[1;38m:\x1b[m " +
"\x1b[1;38m{\x1b[m\n\t\t\x1b[1;34m\"a\"\x1b[m\x1b[1;38m:\x1b[m 1\x1b[1;38m,\x1b[m\n\t\t\x1b[1;34m\"b\"\x1b[m\x1b[1;38m:\x1b[m 2\n\t\x1b[1;38m}\x1b[m\x1b[1;38m,\x1b[m" +
"\n\t\x1b[1;34m\"array\"\x1b[m\x1b[1;38m:\x1b[m \x1b[1;38m[\x1b[m\n\t\t3\x1b[1;38m,\x1b[m\n\t\t4\n\t\x1b[1;38m]\x1b[m\n\x1b[1;38m}\x1b[m\n",
wantErr: false,
},
{
name: "no color",
args: args{
r: bytes.NewBufferString(`{"hash":{"a":1,"b":2},"array":[3,4]}`),
indent: "\t",
colorize: false,
},
wantW: "{\n\t\"hash\": {\n\t\t\"a\": 1,\n\t\t\"b\": 2\n\t},\n\t\"array\": [\n\t\t3,\n\t\t4\n\t]\n}\n",
wantErr: false,
},
{
name: "string",
args: args{
r: bytes.NewBufferString(`"foo"`),
indent: "",
colorize: true,
},
wantW: "\x1b[32m\"foo\"\x1b[m\n",
wantErr: false,
},
{
name: "error",
args: args{
r: bytes.NewBufferString(`{{`),
indent: "",
colorize: true,
},
wantW: "\x1b[1;38m{\x1b[m\n",
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
w := &bytes.Buffer{}
if err := Format(w, tt.args.r, tt.args.indent, tt.args.colorize); (err != nil) != tt.wantErr {
t.Errorf("Write() error = %v, wantErr %v", err, tt.wantErr)
return
}
if w.String() != tt.wantW {
t.Errorf("got: %q, want: %q", w.String(), tt.wantW)
}
})
}
}
|
