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package tests
import (
"bytes"
"github.com/olekukonko/tablewriter"
"github.com/olekukonko/tablewriter/renderer"
"github.com/olekukonko/tablewriter/tw"
"testing"
)
func TestBug260(t *testing.T) {
var buf bytes.Buffer
tableRendition := tw.Rendition{
Borders: tw.BorderNone,
Settings: tw.Settings{
Separators: tw.Separators{
ShowHeader: tw.Off,
ShowFooter: tw.Off,
BetweenRows: tw.Off,
BetweenColumns: tw.Off,
},
},
Symbols: tw.NewSymbols(tw.StyleNone),
}
t.Run("Normal", func(t *testing.T) {
buf.Reset()
tableRenderer := renderer.NewBlueprint(tableRendition)
table := tablewriter.NewTable(
&buf,
tablewriter.WithRenderer(tableRenderer),
tablewriter.WithTableMax(120),
tablewriter.WithTrimSpace(tw.Off),
tablewriter.WithDebug(true),
tablewriter.WithPadding(tw.PaddingNone),
)
table.Append([]string{"INFO:",
"The original machine had a base-plate of prefabulated aluminite, surmounted by a malleable logarithmic casing in such a way that the two main spurving bearings were in a direct line with the pentametric fan.",
})
table.Append("INFO:",
"The original machine had a base-plate of prefabulated aluminite, surmounted by a malleable logarithmic casing in such a way that the two main spurving bearings were in a direct line with the pentametric fan.",
)
table.Render()
expected := `
INFO:The original machine had a base-plate of prefabulated
aluminite, surmounted by a malleable logarithmic casing in
such a way that the two main spurving bearings were in a
direct line with the pentametric fan.
INFO:The original machine had a base-plate of prefabulated
aluminite, surmounted by a malleable logarithmic casing in
such a way that the two main spurving bearings were in a
direct line with the pentametric fan.
`
debug := visualCheck(t, "TestBug252-Mixed", buf.String(), expected)
if !debug {
t.Error(table.Debug())
}
})
t.Run("Mixed", func(t *testing.T) {
buf.Reset()
tableRenderer := renderer.NewBlueprint(tableRendition)
table := tablewriter.NewTable(
&buf,
tablewriter.WithRenderer(tableRenderer),
tablewriter.WithTableMax(120),
tablewriter.WithTrimSpace(tw.Off),
tablewriter.WithDebug(true),
tablewriter.WithPadding(tw.PaddingNone),
)
table.Append([]string{"INFO:",
"The original machine had a base-plate of prefabulated aluminite, surmounted by a malleable logarithmic casing in such a way that the two main spurving bearings were in a direct line with the pentametric fan.",
})
table.Append("INFO: ",
"The original machine had a base-plate of prefabulated aluminite, surmounted by a malleable logarithmic casing in such a way that the two main spurving bearings were in a direct line with the pentametric fan.",
)
table.Render()
expected := `
INFO: The original machine had a base-plate of prefabulated
aluminite, surmounted by a malleable logarithmic casing in
such a way that the two main spurving bearings were in a
direct line with the pentametric fan.
INFO: The original machine had a base-plate of prefabulated
aluminite, surmounted by a malleable logarithmic casing in
such a way that the two main spurving bearings were in a
direct line with the pentametric fan.
`
debug := visualCheck(t, "TestBug252-Mixed", buf.String(), expected)
if !debug {
t.Error(table.Debug())
}
})
}
func TestBatchPerColumnWidths(t *testing.T) {
var buf bytes.Buffer
table := tablewriter.NewTable(&buf, tablewriter.WithConfig(tablewriter.Config{
Widths: tw.CellWidth{
PerColumn: tw.NewMapper[int, int]().Set(0, 8).Set(1, 10).Set(2, 15), // Total widths: 8, 5, 15
},
Row: tw.CellConfig{
Formatting: tw.CellFormatting{
AutoWrap: tw.WrapTruncate, // Truncate content to fit
},
},
}), tablewriter.WithRenderer(renderer.NewBlueprint(tw.Rendition{
Settings: tw.Settings{
Separators: tw.Separators{
BetweenColumns: tw.On, // Separator width = 1
},
},
})))
table.Header([]string{"Name", "Age", "City"})
table.Append([]string{"Alice Smith", "25", "New York City"})
table.Append([]string{"Bob Johnson", "30", "Boston"})
table.Render()
// Expected widths:
// Col 0: 8 (content=6, pad=1+1, sep=1 for next column)
// Col 1: 5 (content=3, pad=1+1, sep=1 for next column)
// Col 2: 15 (content=13, pad=1+1, no sep at end)
expected := `
┌────────┬──────────┬───────────────┐
│ NAME │ AGE │ CITY │
├────────┼──────────┼───────────────┤
│ Alic… │ 25 │ New York City │
│ Bob … │ 30 │ Boston │
└────────┴──────────┴───────────────┘
`
if !visualCheck(t, "BatchPerColumnWidths", buf.String(), expected) {
t.Error(table.Debug())
}
}
func TestBatchGlobalWidthScaling(t *testing.T) {
var buf bytes.Buffer
table := tablewriter.NewTable(&buf, tablewriter.WithConfig(tablewriter.Config{
Widths: tw.CellWidth{
Global: 20, // Total table width, including padding and separators
},
Row: tw.CellConfig{
Formatting: tw.CellFormatting{
AutoWrap: tw.WrapNormal,
},
},
}), tablewriter.WithRenderer(renderer.NewBlueprint(tw.Rendition{
Settings: tw.Settings{
Separators: tw.Separators{
BetweenColumns: tw.On, // Separator width = 1
},
},
})))
table.Header([]string{"Name", "Age", "City"})
table.Append([]string{"Alice Smith", "25", "New York City"})
table.Append([]string{"Bob Johnson", "30", "Boston"})
table.Render()
// Expected widths:
// Total width = 20, with 2 separators (2x1 = 2)
// Available for columns = 20 - 2 = 18
// 3 columns, so each ~6 (18/3), adjusted for padding and separators
// Col 0: 6 (content=4, pad=1+1, sep=1)
// Col 1: 6 (content=4, pad=1+1, sep=1)
// Col 2: 6 (content=4, pad=1+1)
expected := `
┌──────┬─────┬───────┐
│ NAME │ AGE │ CITY │
├──────┼─────┼───────┤
│ Alic │ 25 │ New Y │
│ Bob │ 30 │ Bosto │
└──────┴─────┴───────┘
`
if !visualCheck(t, "BatchGlobalWidthScaling", buf.String(), expected) {
t.Error(table.Debug())
}
}
func TestBatchWidthsWithHorizontalMerge(t *testing.T) {
var buf bytes.Buffer
table := tablewriter.NewTable(&buf, tablewriter.WithConfig(tablewriter.Config{
Widths: tw.CellWidth{
PerColumn: tw.NewMapper[int, int]().Set(0, 10).Set(1, 8).Set(2, 8), // Total widths: 10, 8, 8
},
Row: tw.CellConfig{
Formatting: tw.CellFormatting{
MergeMode: tw.MergeHorizontal,
AutoWrap: tw.WrapTruncate,
},
},
}), tablewriter.WithRenderer(renderer.NewBlueprint(tw.Rendition{
Settings: tw.Settings{
Separators: tw.Separators{
BetweenColumns: tw.On, // Separator width = 1
BetweenRows: tw.On,
},
},
})))
table.Header([]string{"Name", "Status", "Status"})
table.Append([]string{"Alice", "Active", "Active"}) // Should merge Status columns
table.Append([]string{"Bob", "Inactive", "Pending"}) // No merge
table.Render()
// Expected widths:
// Col 0: 10 (content=8, pad=1+1, sep=1)
// Col 1: 8 (content=6, pad=1+1, sep=1)
// Col 2: 8 (content=6, pad=1+1)
// Merged Col 1+2: 8 + 8 - 1 (no separator between) = 15 (content=13, pad=1+1)
expected := `
┌──────────┬────────┬────────┐
│ NAME │ STATUS │ STATUS │
├──────────┼────────┴────────┤
│ Alice │ Active │
├──────────┼────────┬────────┤
│ Bob │ Inac… │ Pend… │
└──────────┴────────┴────────┘
`
if !visualCheck(t, "BatchWidthsWithHorizontalMerge", buf.String(), expected) {
t.Error(table.Debug())
}
}
func TestWrapBreakWithConstrainedWidthsNoRightPadding(t *testing.T) {
var buf bytes.Buffer
table := tablewriter.NewTable(&buf,
tablewriter.WithTrimSpace(tw.Off),
tablewriter.WithHeaderAutoFormat(tw.Off),
tablewriter.WithConfig(tablewriter.Config{
Widths: tw.CellWidth{
PerColumn: tw.NewMapper[int, int]().Set(0, 4).Set(1, 4).Set(2, 6).Set(3, 7),
},
Row: tw.CellConfig{
Formatting: tw.CellFormatting{
AutoWrap: tw.WrapBreak,
},
Padding: tw.CellPadding{
Global: tw.PaddingNone,
},
},
}),
)
headers := []string{"a", "b", "c", "d"}
table.Header(headers)
data := [][]string{
{"aa", "bb", "cc", "dd"},
{"aaa", "bbb", "ccc", "ddd"},
{"aaaa", "bbbb", "cccc", "dddd"},
{"aaaaa", "bbbbb", "ccccc", "ddddd"},
}
table.Bulk(data)
table.Render()
expected := `
┌────┬────┬──────┬───────┐
│ A │ B │ C │ D │
├────┼────┼──────┼───────┤
│aa │bb │cc │dd │
│aaa │bbb │ccc │ddd │
│aaaa│bbbb│cccc │dddd │
│aaa↩│bbb↩│ccccc │ddddd │
│aa │bb │ │ │
└────┴────┴──────┴───────┘
`
if !visualCheck(t, "WrapBreakWithConstrainedWidthsNoRightPadding", buf.String(), expected) {
t.Error(table.Debug())
}
}
func TestCompatMode(t *testing.T) {
var buf bytes.Buffer
table := tablewriter.NewTable(&buf, tablewriter.WithConfig(tablewriter.Config{
Header: tw.CellConfig{Formatting: tw.CellFormatting{MergeMode: tw.MergeHorizontal}},
Behavior: tw.Behavior{Compact: tw.Compact{Merge: tw.On}},
Debug: true,
}))
x := "This is a long header that makes the table look too wide"
table.Header([]string{x, x})
table.Append([]string{"Key", "Value"})
table.Render()
expected := `
┌──────────────────────────────────────────────────────────┐
│ THIS IS A LONG HEADER THAT MAKES THE TABLE LOOK TOO WIDE │
├────────────────────────────┬─────────────────────────────┤
│ Key │ Value │
└────────────────────────────┴─────────────────────────────┘
`
if !visualCheck(t, "TestCompatMode", buf.String(), expected) {
t.Error(table.Debug())
}
}
|
