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asciiart_test.go
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asciiart_test.go
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package asciiart
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
type vector struct {
aa string // ASCII art
res interface{} // result: *Grid or *ParseError
}
func testVectors() []vector {
return []vector{
{
aa: `
?
`,
res: &Grid{
W: 1,
H: 2,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Textline{
X: 0.5,
Y: 1.5,
Text: "?",
},
},
},
},
{
aa: `
#?
`,
res: &ParseError{
X: 1,
Y: 1,
Err: ErrExpRecLine,
},
},
{
aa: `
#-
`,
res: &ParseError{
X: 2,
Y: 1,
Err: ErrNoRecUpRightCorn,
},
},
{
aa: `
#-#
`,
res: &ParseError{
X: 2,
Y: 2,
Err: ErrExpRecLineOrLowCorn,
},
},
{
aa: `
#-#
?
`,
res: &ParseError{
X: 2,
Y: 2,
Err: ErrExpRecLineOrLowCorn,
},
},
{
aa: `
#-#
|`,
res: &ParseError{
X: 2,
Y: 3,
Err: ErrNoRecLowRightCorn,
},
},
{
aa: `
#-#
|
?#
`,
res: &ParseError{
X: 1,
Y: 3,
Err: ErrExpRecHorizontalLine,
},
},
{
aa: `
#-#
|
?-#
`,
res: &ParseError{
X: 0,
Y: 3,
Err: ErrExpRecLowCorn,
},
},
{
aa: `
#-#
? |
#-#
`,
res: &ParseError{
X: 0,
Y: 2,
Err: ErrExpRecVerticalLine,
},
},
{
aa: `
.?
`,
res: &ParseError{
X: 1,
Y: 1,
Err: ErrExpRecLine,
},
},
{
aa: `
#-?
`,
res: &ParseError{
X: 2,
Y: 1,
Err: ErrExpRecLineOrUpCorn,
},
},
// smallest possible rectangle
{
aa: `
#-#
| |
#-#
`,
res: &Grid{
W: 3,
H: 4,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 2,
H: 2,
},
},
},
},
{
aa: `
#-----#
| |
| |
#-----#
`,
res: &Grid{
W: 7,
H: 5,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 6,
H: 3,
},
},
},
},
{
aa: `
.-----.
| |
| |
'-----'
`,
res: &Grid{
W: 7,
H: 5,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 6,
H: 3,
RoundUpperLeft: true,
RoundUpperRight: true,
RoundLowerLeft: true,
RoundLowerRight: true,
},
},
},
},
{
aa: `
#-----#
| |
| |
#-----#
[_SVG]: {"blur": false}
`,
res: &Grid{
W: 7,
H: 5,
XScale: 1,
YScale: 1,
Refs: map[string]map[string]interface{}{
"_SVG": {
"blur": false,
},
},
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 6,
H: 3,
},
},
},
},
{
aa: `
#-----#
|#---#|
|| ||
|#---#|
#-----#
`,
res: &Grid{
W: 7,
H: 6,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 6,
H: 4,
Elems: []interface{}{
&Rectangle{
X: 1.5,
Y: 2.5,
W: 4,
H: 2,
},
},
},
},
},
},
{
aa: `--`,
res: &Grid{
W: 2,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 1.5,
Y2: 0.5,
},
},
},
},
{
aa: `==`,
res: &Grid{
W: 2,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 1.5,
Y2: 0.5,
Dotted: true,
},
},
},
},
{
aa: `=-`,
res: &Grid{
W: 2,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 1.5,
Y2: 0.5,
Dotted: true,
},
},
},
},
{
aa: `<-`,
res: &Grid{
W: 2,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 1.5,
Y2: 0.5,
ArrowStart: true,
},
},
},
},
{
aa: `<=`,
res: &Grid{
W: 2,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 1.5,
Y2: 0.5,
ArrowStart: true,
Dotted: true,
},
},
},
},
{
aa: `->`,
res: &Grid{
W: 2,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 1.5,
Y2: 0.5,
ArrowEnd: true,
},
},
},
},
{
aa: `<=>`,
res: &Grid{
W: 3,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 2.5,
Y2: 0.5,
ArrowStart: true,
ArrowEnd: true,
Dotted: true,
},
},
},
},
{
aa: `
|
|
`,
res: &Grid{
W: 1,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 1.5,
X2: 0.5,
Y2: 2.5,
},
},
},
},
{
aa: `
:
:
`,
res: &Grid{
W: 1,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 1.5,
X2: 0.5,
Y2: 2.5,
Dotted: true,
},
},
},
},
{
aa: `
^
|
`,
res: &Grid{
W: 1,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 1.5,
X2: 0.5,
Y2: 2.5,
ArrowStart: true,
},
},
},
},
{
aa: `
^
:
`,
res: &Grid{
W: 1,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 1.5,
X2: 0.5,
Y2: 2.5,
ArrowStart: true,
Dotted: true,
},
},
},
},
{
aa: `
/
/
`,
res: &Grid{
W: 2,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 1.5,
Y1: 1.5,
X2: 0.5,
Y2: 2.5,
},
},
},
},
{
aa: `
^
/
`,
res: &Grid{
W: 2,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 1.5,
Y1: 1.5,
X2: 0.5,
Y2: 2.5,
ArrowStart: true,
},
},
},
},
{
aa: `
\
\
`,
res: &Grid{
W: 2,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 1.5,
X2: 1.5,
Y2: 2.5,
},
},
},
},
{
aa: `
^
\
`,
res: &Grid{
W: 2,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 1.5,
X2: 1.5,
Y2: 2.5,
ArrowStart: true,
},
},
},
},
{
aa: `>`,
res: &ParseError{
X: 0,
Y: 0,
Err: ErrRightArrow,
},
},
{
aa: `-<`,
res: &ParseError{
X: 1,
Y: 0,
Err: ErrLineLeftArrow,
},
},
{
aa: `-`,
res: &ParseError{
X: 0,
Y: 0,
Err: ErrLineTooShort,
},
},
{
aa: `[]`,
res: &ParseError{
X: 0,
Y: 0,
Err: ErrRefParseError,
},
},
{
aa: `[REF]: false`,
res: &ParseError{
X: 0,
Y: 0,
Err: ErrRefJSONObj,
},
},
{
aa: `
[REF]: {"foo": "bar"}
[REF]: {"foo": "baz"}
`,
res: &ParseError{
X: 0,
Y: 2,
Err: ErrRefTwice,
},
},
{
aa: `
[_REF]: {"foo": "bar"}
[_REF]: {"foo": "baz"}
`,
res: &ParseError{
X: 0,
Y: 2,
Err: ErrRefTwice,
},
},
{
aa: `[REF]: {`, // ' '
res: &ParseError{
X: 7,
Y: 0,
Err: ErrRefJSONUnmarshal,
},
},
{
aa: `[REF]: {`, // '\t'
res: &ParseError{
X: 7,
Y: 0,
Err: ErrRefJSONUnmarshal,
},
},
{
aa: `
#-----#
|[ |
| |
#-----#
`,
res: &ParseError{
X: 6,
Y: 2,
Err: ErrRefMissingBracket,
},
},
{
aa: `
#-----#
|[] |
| |
#-----#
`,
res: &ParseError{
X: 2,
Y: 2,
Err: ErrRefKeyEmpty,
},
},
{
aa: `
#-----#
|[UN] |
| |
#-----#
`,
res: &ParseError{
X: 2,
Y: 2,
Err: ErrRefKeyUndefined,
},
},
{
aa: `
#-----#
| |
| |
#-----#
[REF]: { "foo": "bar" }
`,
res: &ParseError{
X: 0,
Y: 6,
Err: ErrRefUnused,
},
},
{
aa: `
#-----#
|[REF]|
| |
#-----#
[REF]: { "foo": "bar" }
`,
res: &Grid{
W: 7,
H: 5,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 6,
H: 3,
Ref: map[string]interface{}{
"foo": "bar",
},
},
},
},
},
{
aa: `
#----#
|foo |
#----#
`,
res: &Grid{
W: 6,
H: 4,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Rectangle{
X: 0.5,
Y: 1.5,
W: 5,
H: 2,
Elems: []interface{}{
&Textline{
X: 1.5,
Y: 2.5,
Text: "foo",
},
},
},
},
},
},
{
aa: `
foo#---#
| |
#---#
`,
res: &Grid{
W: 8,
H: 4,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Textline{
X: 0.5,
Y: 1.5,
Text: "foo",
},
&Rectangle{
X: 3.5,
Y: 1.5,
W: 4,
H: 2,
},
},
},
},
{
aa: `--- `,
res: &Grid{
W: 4,
H: 1,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Line{
X1: 0.5,
Y1: 0.5,
X2: 3.5,
Y2: 0.5,
},
},
},
},
{
aa: `-+`,
res: &ParseError{
X: 1,
Y: 0,
Err: ErrPolyCornerOneEdge,
},
},
{
aa: `
---+
|
`,
res: &Grid{
W: 4,
H: 4,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Polyline{
X: []float64{0.5, 3.5, 3.5},
Y: []float64{1.5, 1.5, 2.5},
Dotted: []bool{false, false},
},
},
},
},
{
aa: `
---+
|
`,
res: &Grid{
W: 4,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Polyline{
X: []float64{0.5, 3.5, 3.5},
Y: []float64{1.5, 1.5, 2.5},
Dotted: []bool{false, false},
},
},
},
},
{
aa: `
---+
:
`,
res: &Grid{
W: 4,
H: 3,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Polyline{
X: []float64{0.5, 3.5, 3.5},
Y: []float64{1.5, 1.5, 2.5},
Dotted: []bool{false, true},
},
},
},
},
{
aa: `
---+
|
|
+=
`,
res: &Grid{
W: 5,
H: 5,
XScale: 1,
YScale: 1,
Elems: []interface{}{
&Polyline{
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