Andy Dixon
df8b10c6dd
Cell canvas renderer with frame cache and a perceptual 256-colour quantizer; responsive geometry (large/medium/small/too-small); squarified treemap with nested previews, LOD grouping, category colouring and adaptive labels; spatial arrow navigation with stable NodeID selection; zoom and breadcrumbs; modal system (info, help, confirm, save); list, file-type, top-N, scan-info, duplicate and comparison views; live search/filter; mouse support; move-to-trash.
75 lines
2.1 KiB
Go
75 lines
2.1 KiB
Go
package textutil
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import (
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"strings"
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"testing"
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)
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func TestSanitize(t *testing.T) {
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cases := map[string]string{
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"plain.txt": "plain.txt",
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"evil\x1b[2Jname": `evil\x1b[2Jname`,
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"bell\a": `bell\x07`,
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"c1\u009bx": `c1\x9bx`,
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"bad\xffutf8": "bad�utf8",
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"rtl\u202egnp.exe": `rtl\u202egnp.exe`,
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"日本語": "日本語",
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"tab\tnew\nline\rdel\x7f": `tab\x09new\x0aline\x0ddel\x7f`,
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}
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for in, want := range cases {
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if got := Sanitize(in); got != want {
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t.Errorf("Sanitize(%q) = %q, want %q", in, got, want)
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}
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if strings.ContainsAny(Sanitize(in), "\x1b\a\u009b") {
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t.Errorf("control byte survived in %q", in)
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}
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}
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}
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func TestTruncate(t *testing.T) {
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if got := Truncate("hello world", 5); got != "hell…" {
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t.Errorf("got %q", got)
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}
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if got := Truncate("日本語テキスト", 5); Width(got) > 5 {
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t.Errorf("wide truncation overflow: %q width %d", got, Width(got))
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}
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if got := Truncate("abc", 3); got != "abc" {
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t.Errorf("got %q", got)
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}
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if got := Truncate("abc", 0); got != "" {
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t.Errorf("got %q", got)
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}
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if got := TruncateLeft("/a/very/long/path", 8); Width(got) != 8 || !strings.HasSuffix(got, "path") {
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t.Errorf("TruncateLeft got %q", got)
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}
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if got := TruncateLeft("ab日本語", 4); Width(got) != 4 {
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t.Errorf("TruncateLeft wide got %q (%d)", got, Width(got))
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}
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}
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func TestSize(t *testing.T) {
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cases := map[int64]string{0: "0 B", 1023: "1023 B", 1024: "1.00 KiB", 1536: "1.50 KiB",
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181 << 30: "181 GiB", 1 << 62: "4.00 EiB"}
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for in, want := range cases {
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if got := Size(in); got != want {
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t.Errorf("Size(%d)=%q want %q", in, got, want)
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}
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}
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if got := Count(2184392); got != "2,184,392" {
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t.Errorf("Count got %q", got)
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}
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if got := SignedSize(-2048); got != "-2.00 KiB" {
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t.Errorf("SignedSize got %q", got)
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}
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}
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func TestClustersAgreeWithWidth(t *testing.T) {
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for _, s := range []string{"abc", "日本", "é", "👨👩👧", "🎉x", ""} {
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n := 0
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Clusters(s, func(_ string, w int) bool { n += w; return true })
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if n != Width(s) {
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t.Errorf("%q: clusters %d width %d", s, n, Width(s))
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}
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}
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}
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