Add ~emersion/go-scfg as a subdirectory

1 files changed, 174 insertions, 0 deletions

diff --git a/scfg/reader_test.go b/scfg/reader_test.go
new file mode 100644
index 0000000..5a4af28
--- /dev/null
+++ b/scfg/reader_test.go
@@ -0,0 +1,174 @@
+package scfg
+
+import (
+	"fmt"
+	"reflect"
+	"strings"
+	"testing"
+)
+
+var readTests = []struct {
+	name string
+	src  string
+	want Block
+}{
+	{
+		name: "flat",
+		src: `dir1 param1 param2 "" param3
+dir2
+dir3 param1
+
+# comment
+dir4 "param 1" 'param 2'`,
+		want: Block{
+			{Name: "dir1", Params: []string{"param1", "param2", "", "param3"}},
+			{Name: "dir2", Params: []string{}},
+			{Name: "dir3", Params: []string{"param1"}},
+			{Name: "dir4", Params: []string{"param 1", "param 2"}},
+		},
+	},
+	{
+		name: "simpleBlocks",
+		src: `block1 {
+	dir1 param1 param2
+	dir2 param1
+}
+
+block2 {
+}
+
+block3 {
+	# comment
+}
+
+block4 param1 "param2" {
+	dir1
+}`,
+		want: Block{
+			{
+				Name:   "block1",
+				Params: []string{},
+				Children: Block{
+					{Name: "dir1", Params: []string{"param1", "param2"}},
+					{Name: "dir2", Params: []string{"param1"}},
+				},
+			},
+			{Name: "block2", Params: []string{}, Children: Block{}},
+			{Name: "block3", Params: []string{}, Children: Block{}},
+			{
+				Name:   "block4",
+				Params: []string{"param1", "param2"},
+				Children: Block{
+					{Name: "dir1", Params: []string{}},
+				},
+			},
+		},
+	},
+	{
+		name: "nested",
+		src: `block1 {
+	block2 {
+		dir1 param1
+	}
+
+	block3 {
+	}
+}
+
+block4 {
+	block5 {
+		block6 param1 {
+			dir1
+		}
+	}
+
+	dir1
+}`,
+		want: Block{
+			{
+				Name:   "block1",
+				Params: []string{},
+				Children: Block{
+					{
+						Name:   "block2",
+						Params: []string{},
+						Children: Block{
+							{Name: "dir1", Params: []string{"param1"}},
+						},
+					},
+					{
+						Name:     "block3",
+						Params:   []string{},
+						Children: Block{},
+					},
+				},
+			},
+			{
+				Name:   "block4",
+				Params: []string{},
+				Children: Block{
+					{
+						Name:   "block5",
+						Params: []string{},
+						Children: Block{{
+							Name:   "block6",
+							Params: []string{"param1"},
+							Children: Block{{
+								Name:   "dir1",
+								Params: []string{},
+							}},
+						}},
+					},
+					{
+						Name:   "dir1",
+						Params: []string{},
+					},
+				},
+			},
+		},
+	},
+	{
+		name: "quotes",
+		src:  `"a \b ' \" c" 'd \e \' " f' a\"b`,
+		want: Block{
+			{Name: "a b ' \" c", Params: []string{"d e ' \" f", "a\"b"}},
+		},
+	},
+	{
+		name: "quotes-2",
+		src:  `dir arg1 "arg2" ` + `\"\"`,
+		want: Block{
+			{Name: "dir", Params: []string{"arg1", "arg2", "\"\""}},
+		},
+	},
+	{
+		name: "quotes-3",
+		src:  `dir arg1 "\"\"\"\"" arg3`,
+		want: Block{
+			{Name: "dir", Params: []string{"arg1", `"` + "\"\"" + `"`, "arg3"}},
+		},
+	},
+}
+
+func TestRead(t *testing.T) {
+	for _, test := range readTests {
+		t.Run(test.name, func(t *testing.T) {
+			r := strings.NewReader(test.src)
+			got, err := Read(r)
+			if err != nil {
+				t.Fatalf("Read() = %v", err)
+			}
+			stripLineno(got)
+			if !reflect.DeepEqual(got, test.want) {
+				t.Error(fmt.Sprintf("Read() = %#v but want %#v", got, test.want))
+			}
+		})
+	}
+}
+
+func stripLineno(block Block) {
+	for _, dir := range block {
+		dir.lineno = 0
+		stripLineno(dir.Children)
+	}
+}