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|
package prettytable
import (
"bytes"
"strings"
"testing"
)
func TestTable(t *testing.T) {
buf := bytes.NewBuffer(make([]byte, 0))
tbl, err := NewTable(
Column{Header: "COL1", AlignRight: false},
Column{Header: "COL2", AlignRight: true},
Column{Header: "COL3", AlignRight: false},
)
if err != nil {
t.Fatalf("Unable to create table: %s", err)
}
tbl.AddRow("foo", "bar", "baz")
tbl.AddRow("test", "sample")
tbl.AddRow("あ", "い", "う")
_, err = tbl.WriteTo(buf)
if err != nil {
t.Fatalf("Unable to write to buffer: %s", err)
}
expect := `COL1 COL2 COL3
foo bar baz
test sample
あ い う
`
if buf.String() != expect {
t.Errorf("WriteTo writes unexpected string.\ngot: %d\n%s\nexpect: %d\n%s",
len(buf.String()), strings.Replace(buf.String(), " ", "_", -1),
len(expect), strings.Replace(expect, " ", "_", -1))
}
}
func TestTableErrors(t *testing.T) {
_, err := NewTable()
if err == nil {
t.Error("NewTable doesn't return an error with 0 column call")
}
_, err = NewTable(Column{Header: "INVALID", MinWidth: 10, MaxWidth: 5})
if err == nil {
t.Error("NewTable doesn't return an error with an invalid column call")
}
}
type XStringer struct {}
func (x XStringer) String() string {
return "test"
}
func TestTableWithVariousArgs(t *testing.T) {
buf := bytes.NewBuffer(make([]byte, 0))
tbl, err := NewTable(
Column{Header: "COL1", AlignRight: false},
Column{Header: "COL2", AlignRight: true},
Column{Header: "COL3", AlignRight: false},
)
if err != nil {
t.Fatalf("Unable to create table: %s", err)
}
tbl.AddRow(100, "bar", 5.2)
tbl.AddRow([]byte("test"), "sample")
tbl.AddRow("あ", true, "う")
tbl.AddRow(int8(8), int16(16), int32(32))
tbl.AddRow(int64(64), uint(0), uint8(8))
tbl.AddRow(uint16(16), uint32(32), uint64(64))
tbl.AddRow(float32(3.2), XStringer{}, []rune("foo"))
_, err = tbl.WriteTo(buf)
if err != nil {
t.Fatalf("Unable to write to buffer: %s", err)
}
expect := `COL1 COL2 COL3
100 bar 5.2
test sample
あ true う
8 16 32
64 0 8
16 32 64
3.2 test foo
`
if buf.String() != expect {
t.Errorf("WriteTo writes unexpected string.\ngot: %d\n%s\nexpect: %d\n%s",
len(buf.String()), strings.Replace(buf.String(), " ", "_", -1),
len(expect), strings.Replace(expect, " ", "_", -1))
}
if tbl.String() != expect {
t.Errorf("String returns unexpected string.\ngot: %d\n%s\nexpect: %d\n%s",
len(tbl.String()), strings.Replace(tbl.String(), " ", "_", -1),
len(expect), strings.Replace(expect, " ", "_", -1))
}
}
func TestAddRowErrors(t *testing.T) {
type Foo struct {
Foo string
}
tbl, err := NewTable(Column{Header: "TEST"})
if err != nil {
t.Fatalf("Unable to create table: %s", err)
}
err = tbl.AddRow()
if err == nil {
t.Error("AddRow doesn't return an error with 0 row data")
}
err = tbl.AddRow("foo", "bar")
if err == nil {
t.Error("AddRow doesn't return an error with too many row data")
}
err = tbl.AddRow(Foo{Foo: "test"})
if err == nil {
t.Error("AddRow doesn't return an error with a struct which isn't fmt.Stringer")
}
}
func TestMinWidth(t *testing.T) {
buf := bytes.NewBuffer(make([]byte, 0))
tbl, err := NewTable(
Column{Header: "COL1", AlignRight: false, MinWidth: 5},
Column{Header: "COL2", AlignRight: true, MinWidth: 4},
Column{Header: "COL3", AlignRight: false, MinWidth: 6},
)
if err != nil {
t.Fatalf("Unable to create table: %s", err)
}
tbl.AddRow("foo", "bar", "baz")
tbl.AddRow("test", "sample")
tbl.AddRow("あ", "い", "う")
_, err = tbl.WriteTo(buf)
if err != nil {
t.Fatalf("Unable to write to buffer: %s", err)
}
expect := `COL1 COL2 COL3
foo bar baz
test sample
あ い う
`
if buf.String() != expect {
t.Errorf("WriteTo writes unexpected string.\ngot: %d\n%s\nexpect: %d\n%s",
len(buf.String()), strings.Replace(buf.String(), " ", "_", -1),
len(expect), strings.Replace(expect, " ", "_", -1))
}
}
func TestMaxWidth(t *testing.T) {
buf := bytes.NewBuffer(make([]byte, 0))
tbl, err := NewTable(
Column{Header: "COL1", AlignRight: false, MaxWidth: 3},
Column{Header: "COL2", AlignRight: true, MaxWidth: 4},
Column{Header: "COL3", AlignRight: false, MaxWidth: 6},
)
if err != nil {
t.Fatalf("Unable to create table: %s", err)
}
tbl.AddRow("foo", "bar", "baz")
tbl.AddRow("test", "sample")
tbl.AddRow("あい", "う", "え")
_, err = tbl.WriteTo(buf)
if err != nil {
t.Fatalf("Unable to write to buffer: %s", err)
}
expect := `COL COL2 COL3
foo bar baz
tes samp
あ う え
`
if buf.String() != expect {
t.Errorf("WriteTo writes unexpected string.\ngot: %d\n%s\nexpect: %d\n%s",
len(buf.String()), strings.Replace(buf.String(), " ", "_", -1),
len(expect), strings.Replace(expect, " ", "_", -1))
}
}
|
