Adding upstream version 2.6.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>

editorconfig_test.go

@@ -0,0 +1,179 @@
+package editorconfig //nolint:testpackage
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+	"testing/iotest"
+
+	"github.com/editorconfig/editorconfig-core-go/v2/internal/assert"
+)
+
+const (
+	testFile = "testdata/.editorconfig"
+)
+
+func testParse(t *testing.T, ec *Editorconfig) {
+	t.Helper()
+
+	assert.Equal(t, true, ec.Root)
+	assert.Equal(t, 3, len(ec.Definitions))
+
+	def := ec.Definitions[0]
+	assert.Equal(t, "*", def.Selector)
+	assert.Equal(t, EndOfLineLf, def.EndOfLine)
+	assert.Equal(t, true, *def.InsertFinalNewline)
+	assert.Equal(t, CharsetUTF8, def.Charset)
+	assert.Equal(t, true, *def.TrimTrailingWhitespace)
+	assert.Equal(t, "8", def.IndentSize)
+
+	def = ec.Definitions[1]
+	assert.Equal(t, "*.go", def.Selector)
+	assert.Equal(t, IndentStyleTab, def.IndentStyle)
+	assert.Equal(t, "4", def.IndentSize)
+	assert.Equal(t, 4, def.TabWidth)
+
+	def = ec.Definitions[2]
+	assert.Equal(t, "*.{js,css,less,htm,html}", def.Selector)
+	assert.Equal(t, IndentStyleSpaces, def.IndentStyle)
+	assert.Equal(t, "2", def.IndentSize)
+	assert.Equal(t, 2, def.TabWidth)
+}
+
+func TestParseFile(t *testing.T) {
+	t.Parallel()
+
+	ec, err := ParseFile(testFile)
+	assert.Nil(t, err)
+
+	testParse(t, ec)
+}
+
+func TestParseBytes(t *testing.T) { //nolint:paralleltest
+	data, err := os.ReadFile(testFile)
+	assert.Nil(t, err)
+
+	ec, err := ParseBytes(data)
+	assert.Nil(t, err)
+
+	testParse(t, ec)
+}
+
+func TestParseReader(t *testing.T) { //nolint:paralleltest
+	f, err := os.Open(testFile)
+	assert.Nil(t, err)
+
+	defer f.Close()
+
+	ec, err := Parse(f)
+	assert.Nil(t, err)
+
+	testParse(t, ec)
+}
+
+func TestParseReaderTimeoutError(t *testing.T) { //nolint:paralleltest
+	f, err := os.Open(testFile)
+	assert.Nil(t, err)
+
+	defer f.Close()
+
+	_, err = Parse(iotest.TimeoutReader(f))
+	assert.Equal(t, true, errors.Is(err, iotest.ErrTimeout))
+}
+
+func TestGetDefinition(t *testing.T) {
+	t.Parallel()
+
+	ec, err := ParseFile(testFile)
+	if err != nil {
+		t.Errorf("Couldn't parse file: %v", err)
+	}
+
+	def, err := ec.GetDefinitionForFilename("main.go")
+	if err != nil {
+		t.Errorf("Couldn't parse file: %v", err)
+	}
+
+	assert.Equal(t, IndentStyleTab, def.IndentStyle)
+	assert.Equal(t, "4", def.IndentSize)
+	assert.Equal(t, 4, def.TabWidth)
+	assert.Equal(t, true, *def.TrimTrailingWhitespace)
+	assert.Equal(t, CharsetUTF8, def.Charset)
+	assert.Equal(t, true, *def.InsertFinalNewline)
+	assert.Equal(t, EndOfLineLf, def.EndOfLine)
+}
+
+func TestWrite(t *testing.T) { //nolint:paralleltest
+	ec, err := ParseFile(testFile)
+	if err != nil {
+		t.Errorf("Couldn't parse file: %v", err)
+	}
+
+	tempFile := filepath.Join(os.TempDir(), ".editorconfig")
+
+	f, err := os.OpenFile(tempFile, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0o644)
+	assert.Nil(t, err)
+
+	defer func() {
+		f.Close()
+		os.Remove(tempFile)
+	}()
+
+	err = ec.Write(f)
+	assert.Nil(t, err)
+
+	savedEc, err := ParseFile(tempFile)
+	assert.Nil(t, err)
+
+	testParse(t, savedEc)
+}
+
+func TestSave(t *testing.T) {
+	t.Parallel()
+
+	ec, err := ParseFile(testFile)
+	if err != nil {
+		t.Errorf("Couldn't parse file: %v", err)
+	}
+
+	tempFile := filepath.Join(os.TempDir(), ".editorconfig")
+	defer os.Remove(tempFile)
+
+	err = ec.Save(tempFile)
+	assert.Nil(t, err)
+
+	savedEc, err := ParseFile(tempFile)
+	assert.Nil(t, err)
+
+	testParse(t, savedEc)
+}
+
+func TestPublicTestDefinitionForFilename(t *testing.T) {
+	t.Parallel()
+
+	def, err := GetDefinitionForFilename("testdata/root/src/dummy.go")
+	assert.Nil(t, err)
+	assert.Equal(t, "4", def.IndentSize)
+	assert.Equal(t, IndentStyleTab, def.IndentStyle)
+	assert.Equal(t, true, *def.InsertFinalNewline)
+	assert.Equal(t, (*bool)(nil), def.TrimTrailingWhitespace)
+}
+
+func TestPublicTestDefinitionForFilenameWithConfigname(t *testing.T) {
+	t.Parallel()
+
+	def, warning, err := GetDefinitionForFilenameWithConfignameGraceful("testdata/root/src/dummy.go", "a.ini")
+
+	// Checking that we've got three warnings by splitting the lines
+	message := warning.Error()
+	merr := strings.Split(message, "\n")
+	assert.Equal(t, 3, len(merr))
+
+	assert.Nil(t, err)
+	assert.Equal(t, "5", def.IndentSize)
+	assert.Equal(t, IndentStyleSpaces, def.IndentStyle)
+	assert.Equal(t, false, *def.InsertFinalNewline)
+	assert.Equal(t, false, *def.TrimTrailingWhitespace)
+}