/usr/share/gocode/src/github.com/alecthomas/chroma/lexers/lexers_test.go is in golang-github-alecthomas-chroma-dev 0.4.0+git20180402.51d250f-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | package lexers_test
import (
"encoding/json"
"io/ioutil"
"os"
"path/filepath"
"strings"
"testing"
"github.com/alecthomas/assert"
"github.com/alecthomas/chroma"
"github.com/alecthomas/chroma/formatters"
"github.com/alecthomas/chroma/lexers"
"github.com/alecthomas/chroma/lexers/a"
"github.com/alecthomas/chroma/lexers/x"
"github.com/alecthomas/chroma/styles"
)
func TestCompileAllRegexes(t *testing.T) {
for _, lexer := range lexers.Registry.Lexers {
it, err := lexer.Tokenise(nil, "")
assert.NoError(t, err, "%s failed", lexer.Config().Name)
err = formatters.NoOp.Format(ioutil.Discard, styles.SwapOff, it)
assert.NoError(t, err, "%s failed", lexer.Config().Name)
}
}
func TestGet(t *testing.T) {
t.Run("ByName", func(t *testing.T) {
assert.Equal(t, lexers.Get("xml"), x.XML)
})
t.Run("ByAlias", func(t *testing.T) {
assert.Equal(t, lexers.Get("as"), a.Actionscript)
})
t.Run("ViaFilename", func(t *testing.T) {
assert.Equal(t, lexers.Get("svg"), x.XML)
})
}
// Test source files are in the form <key>.<key> and validation data is in the form <key>.<key>.expected.
func TestLexers(t *testing.T) {
files, err := ioutil.ReadDir("testdata")
assert.NoError(t, err)
for _, file := range files {
ext := filepath.Ext(file.Name())[1:]
if ext != "actual" {
continue
}
lexer := lexers.Get(strings.TrimSuffix(file.Name(), filepath.Ext(file.Name())))
assert.NotNil(t, lexer)
filename := filepath.Join("testdata", file.Name())
expectedFilename := strings.TrimSuffix(filename, filepath.Ext(filename)) + ".expected"
lexer = chroma.Coalesce(lexer)
t.Run(lexer.Config().Name, func(t *testing.T) {
// Read and tokenise source text.
actualText, err := ioutil.ReadFile(filename)
assert.NoError(t, err)
actual, err := chroma.Tokenise(lexer, nil, string(actualText))
assert.NoError(t, err)
// Read expected JSON into token slice.
expected := []*chroma.Token{}
r, err := os.Open(expectedFilename)
assert.NoError(t, err)
err = json.NewDecoder(r).Decode(&expected)
assert.NoError(t, err)
// Equal?
assert.Equal(t, expected, actual)
})
}
}
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