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Copy pathpathdata_test.go
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119 lines (108 loc) · 4.73 KB
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package svg
import (
"testing"
"github.com/tdewolff/test"
)
func TestPathData(t *testing.T) {
var pathDataTests = []struct {
pathData string
expected string
}{
{"M10 10 10 10", "M10 10"},
{"M10 10 20 10", "M10 10H20"},
{"M10 10 10 20", "M10 10V20"},
{"M50 50 100 100", "M50 50l50 50"},
{"m50 50 40 40m50 50", "m50 50 40 40m50 50"},
{"M10 10zM15 15", "M10 10zm5 5"},
{"M50 50H55V55", "M50 50h5v5"},
{"M10 10L11 10 11 11", "M10 10h1v1"},
{"M10 10l1 0 0 1", "M10 10h1v1"},
{"M10 10v1", "M10 10v1"},
{"M10 10L11 11 0 0", "M10 10l1 1L0 0"},
{"M246.614 51.028L246.614-5.665 189.922-5.665", "M246.614 51.028V-5.665H189.922"},
{"M100,200 C100,100 250,100 250,200 S400,300 400,200", "M1e2 2e2c0-1e2 150-1e2 150 0s150 1e2 150 0"},
{"M200,300 Q400,50 600,300 T1000,300", "M2e2 3e2q2e2-250 4e2.0t4e2.0"},
{"M300,200 h-150 a150,150 0 1,0 150,-150 z", "M3e2 2e2H150A150 150 0 103e2 50z"},
{"M10 10 10 10", "M10 10"},
{"x5 5L10 10", "L10 10"},
{"M.0.1", "M0 .1"},
{"M200.0.1", "M2e2.1"},
{"M0 0a3.28 3.28 0 0 0 3.279 3.28", "M0 0a3.28 3.28.0 003.279 3.28"}, // #114
{"A1.1.0.0.0.0.2.3", "A1.1.0.0.0.0.2.3"}, // bad input (sweep and large-arc are not booleans) gives bad output
{"A.0.0.4 0 0.0.3", "A0 0 .4 000 .3"},
{"A1.1.0.0 00.2.3L10 0", "A1.1.0.0 00.2.3L10 0"},
{"A5 5 0 010 0", "A5 5 0 010 0"}, // different flag syntax
{
"q6.55 0 10.56-2.93a9.36 9.36 0 004-8 10 10 0 00-3.37-7.83q-3.37-3-9.9-4.79A25.38 25.38 0 0137.76 44",
"q6.55.0 10.56-2.93a9.36 9.36.0 004-8 10 10 0 00-3.37-7.83q-3.37-3-9.9-4.79A25.38 25.38.0 0137.76 44"}, // #275
{
"m-3.5498-0.0882q0-5.1924-4.5861-5.1924h-1.819v10.495h1.4662q4.9389-0+4.9389-5.3027z",
"m-3.5498-.0882q0-5.1924-4.5861-5.1924h-1.819v10.495h1.4662q4.9389.0 4.9389-5.3027z"}, // #284
{"C10 0 0 10 10 10", "C10 0 0 10 10 10"},
// change/remove commands
{"M10 10L10 10L20 10z", "M10 10H20z"},
{"M10 10t10 0", "M10 10h10"},
{"M10 10T20 10", "M10 10H20"},
{"M10 10T20 10T20 20", "M10 10t10 0 0 10"},
{"M10 10q0 0 10 0", "M10 10h10"},
{"M10 10Q10 10 20 10", "M10 10H20"},
{"M10 10Q20 10 20 10", "M10 10H20"},
{"M10 10Q15 20 20 10Q25 0 30 10", "M10 10q5 10 10 0t10 0"},
{"M10 10s0 0 10 0", "M10 10h10"},
{"M10 10S10 10 20 10", "M10 10H20"},
{"M10 10S20 10 20 10", "M10 10H20"},
{"M10 10c0 0 0 0 10 0", "M10 10h10"},
{"M10 10C10 10 10 10 20 10", "M10 10H20"},
{"M10 10C10 10 20 10 20 10", "M10 10H20"},
{"M10 10C20 10 10 10 20 10", "M10 10H20"},
{"M10 10C20 10 20 10 20 10", "M10 10H20"},
{"M10 10C10 20 20 20 20 10C20 0 30 0 30 10", "M10 10c0 10 10 10 10 0S30 0 30 10"},
// does not have C/S -> Q/T since subsequent commands could rely on the control points, and both are incompatible for that
// fuzz
{"", ""},
{"ML", ""},
{".8.00c0", ""},
{".1.04h0e6.0e6.0e0.0", "h0 0 0 0"},
{"M.1.0.0.2Z", "M.1.0.0.2z"},
{"A.0.0.0.0.3.2e3.7.0.0.0.0.0.1.3.0.0.0.0.2.3.2.0.0.0.0.20.2e-10.0.0.0.0.0.0.0.0", "A.0.0.0.0.3.2e3.7.0.0.0.0.0.1.3.0.0.0.0.2.3.2.0.0.0.0.20.2e-10.0.0.0.0.0.0.0.0"}, // bad input (sweep and large-arc are not booleans) gives bad output
{
"A.0.0.4.0.0.0.3.0.0.0.0.0.4.2.0.0.0.0.2.0.4.0.0.0.4.2.8.2.0.0.0.2.9.28.0.0.0.0.0.2.3.0.0.0.0.0.0.2.3.2.09e-03.0.0.0.0.8.0.0.0.0.0.0.0",
"A.0.0.4.0.0.0.3.0.0.0.0.0.4.2.0.0.0.0.2.0.4.0.0.0.4.2.8.2.0.0.0.2.9.28.0.0.0.0.0.2.3.0.0.0.0.0.0.2.3.2.09e-03.0.0.0.0.8.0.0.0.0.0.0.0",
},
{"0z", "z"},
{"0a0z", "z"},
}
p := NewPathData(&Minifier{})
for _, tt := range pathDataTests {
t.Run(tt.pathData, func(t *testing.T) {
path := p.ShortenPathData([]byte(tt.pathData))
test.Minify(t, tt.pathData, nil, string(path), tt.expected)
})
}
}
func TestPathDataTruncated(t *testing.T) {
var pathDataTests = []struct {
pathData string
expected string
}{
{"m100 0 50 50zM100 0z", "m1e2.0 50 50zm0 0z"},
{"M194.4 16.4C194.4 7.4 187 0 177.9 0 168.8 0 161.5 7.4 161.5 16.4", "M194 16.4C194 7.4 187 0 178 0S162 7.4 162 16.4"}, // #233
//{"M100 100L200.4 200.4l100.2 100.2", "M100 100L200 200L301 301"}, // remember rounding error
//{"M100 100L200.4 200.4L300.6 300.6", "M100 100L200 200L301 301"},
}
p := NewPathData(&Minifier{Precision: 3})
for _, tt := range pathDataTests {
t.Run(tt.pathData, func(t *testing.T) {
path := p.ShortenPathData([]byte(tt.pathData))
test.Minify(t, tt.pathData, nil, string(path), tt.expected)
})
}
}
////////////////////////////////////////////////////////////////
func BenchmarkShortenPathData(b *testing.B) {
p := NewPathData(&Minifier{})
r := []byte("M8.64,223.948c0,0,143.468,3.431,185.777-181.808c2.673-11.702-1.23-20.154,1.316-33.146h16.287c0,0-3.14,17.248,1.095,30.848c21.392,68.692-4.179,242.343-204.227,196.59L8.64,223.948z")
for i := 0; i < b.N; i++ {
p.ShortenPathData(r)
}
}