nix-amer/internal/cnf/parser/nginx/decoder_test.go

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package nginx
import (
"strings"
"testing"
)
func TestEachLineType(t *testing.T) {
tests := []struct {
Raw string
Components []string
Type LineType
}{
{"key value;\n", []string{"key", "value"}, ASSIGNMENT},
{"key value;\n", []string{"key", "value"}, ASSIGNMENT},
{"key \t value;\n", []string{"key", "value"}, ASSIGNMENT},
{"key\tvalue;\n", []string{"key", "value"}, ASSIGNMENT},
{"ke-y value;\n", []string{"ke-y", "value"}, ASSIGNMENT},
{"ke_y value;\n", []string{"ke_y", "value"}, ASSIGNMENT},
{"key value; \n", []string{"key", "value"}, ASSIGNMENT},
{"key value;\t\n", []string{"key", "value"}, ASSIGNMENT},
{"\tkey value;\n", []string{"key", "value"}, ASSIGNMENT},
{" \t key value;\n", []string{"key", "value"}, ASSIGNMENT},
{"include ./file/*.conf;\n", []string{"./file/*.conf"}, INCLUDE},
{"include ./file/*.conf; \n", []string{"./file/*.conf"}, INCLUDE},
{"include ./file/*.conf;\t\n", []string{"./file/*.conf"}, INCLUDE},
{"\tinclude ./file/*.conf;\n", []string{"./file/*.conf"}, INCLUDE},
{" \t include ./file/*.conf;\n", []string{"./file/*.conf"}, INCLUDE},
{"sectionname {\n}\n", []string{"sectionname"}, SECTION},
{"section-name {\n}\n", []string{"section-name"}, SECTION},
{"section_name {\n}\n", []string{"section_name"}, SECTION},
{"sectionname { \n}\n", []string{"sectionname"}, SECTION},
{"sectionname {\t\n}\n", []string{"sectionname"}, SECTION},
{"sectionname ~ with-args {\t\n}\n", []string{"sectionname", "~ with-args"}, SECTION},
{"\tsectionname {\n}\n", []string{"sectionname"}, SECTION},
{" \t sectionname {\n}\n", []string{"sectionname"}, SECTION},
{"#some comment\n", []string{"some comment"}, COMMENT},
{"#some\tcomment\n", []string{"some\tcomment"}, COMMENT},
{"# some comment \n", []string{" some comment"}, COMMENT},
{"# some comment \t\n", []string{" some comment"}, COMMENT},
{"\t# some comment {\n", []string{" some comment {"}, COMMENT},
{";some comment\n", []string{"some comment"}, COLONCOMMENT},
{"; some\tcomment\n", []string{" some\tcomment"}, COLONCOMMENT},
{"; some comment\n", []string{" some comment"}, COLONCOMMENT},
{"; some comment \n", []string{" some comment"}, COLONCOMMENT},
{"; some comment \t\n", []string{" some comment"}, COLONCOMMENT},
{"\t; some comment {\n", []string{" some comment {"}, COLONCOMMENT},
}
for i, test := range tests {
// 1. create reader
decoder := NewDecoder(strings.NewReader(test.Raw))
// 2. Decode
receiver := new(Line)
err := decoder.Decode(receiver)
if err != nil {
t.Errorf("[%d] unexpected error <%s>", i, err)
continue
}
if len(receiver.Lines) != 1 {
t.Errorf("[%d] expected only 1 element, got %d", i, len(receiver.Lines))
continue
}
if receiver.Lines[0].Type != test.Type {
t.Errorf("[%d] expected type %d, got %d", i, test.Type, receiver.Lines[0].Type)
continue
}
if receiver.Lines[0].Components == nil && test.Components != nil {
t.Errorf("[%d] expected components not to be null", i)
continue
}
if len(receiver.Lines[0].Components) != len(test.Components) {
t.Errorf("[%d] expected %d components, got %d", i, len(test.Components), len(receiver.Lines[0].Components))
continue
}
// check each component individually
for c, comp := range receiver.Lines[0].Components {
if comp != test.Components[c] {
t.Errorf("[%d] expected component %d to be '%s', got '%s'", i, c, test.Components[c], comp)
}
}
}
}
func TestNestedSections(t *testing.T) {
tests := []struct {
Raw string
SectionChain []string
}{
{"a{\n}\n", []string{"a"}},
{"a{\n\n}\n", []string{"a"}},
{"a{\n; some comment\n}\n", []string{"a"}},
{"a{\n; some comment\n #another comment\n}\n", []string{"a"}},
{"a{\nb{\n}\n}\n", []string{"a", "b"}},
{"a{\n\tb{\n\t}\n}\n", []string{"a", "b"}},
{"a{\n\tb{\n\t\tc{\n\t\t}\n\t}\n}\n", []string{"a", "b", "c"}},
}
for i, test := range tests {
// 1. create reader
decoder := NewDecoder(strings.NewReader(test.Raw))
// 2. Decode
receiver := new(Line)
err := decoder.Decode(receiver)
if err != nil {
t.Errorf("[%d] unexpected error <%s>", i, err)
continue
}
if len(receiver.Lines) != 1 {
t.Errorf("[%d] expected only 1 element, got %d", i, len(receiver.Lines))
continue
}
if receiver.Lines[0].Type != SECTION {
t.Errorf("[%d] expected type %d, got %d", i, SECTION, receiver.Lines[0].Type)
continue
}
// check each component individually
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current := receiver.Lines
for s, sec := range test.SectionChain {
// check that section exists in <current>
found := false
for _, line := range current {
// found
if line.Type == SECTION && line.Components[0] == sec {
found = true
current = line.Lines
break
}
}
if !found {
t.Errorf("[%d] key '%s' not found\n", i, strings.Join(test.SectionChain[:s+1], "/"))
break
}
}
}
}