test coverage for the cgi contrib

1 files changed, 81 insertions, 0 deletions

diff --git a/contrib/cgi/cgi_test.go b/contrib/cgi/cgi_test.go
new file mode 100644
index 0000000..c265050
--- /dev/null
+++ b/contrib/cgi/cgi_test.go
@@ -0,0 +1,81 @@
+package cgi_test
+
+import (
+	"context"
+	"crypto/tls"
+	"fmt"
+	"io"
+	"strconv"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"tildegit.org/tjp/gus"
+	"tildegit.org/tjp/gus/contrib/cgi"
+	"tildegit.org/tjp/gus/gemini"
+)
+
+func TestCGIDirectory(t *testing.T) {
+	tlsconf, err := gemini.FileTLS("testdata/server.crt", "testdata/server.key")
+	require.Nil(t, err)
+
+	handler := cgi.CGIDirectory("/cgi-bin", "./testdata")
+	server, err := gemini.NewServer(context.Background(), nil, tlsconf, "tcp", "127.0.0.1:0", handler)
+	require.Nil(t, err)
+
+	go func() { assert.Nil(t, server.Serve()) }()
+	defer server.Close()
+
+	tests := []struct {
+		requestPath  string
+		responseCode gus.Status
+		responseBody string
+	}{
+		{
+			requestPath:  "/cgi-bin/hello_world",
+			responseCode: gemini.StatusSuccess,
+			responseBody: "hello, world!\n",
+		},
+		{
+			requestPath:  "/cgi-bin/server.key",
+			responseCode: gemini.StatusNotFound,
+		},
+		{
+			requestPath:  "/cgi-bin/non-existent",
+			responseCode: gemini.StatusNotFound,
+		},
+		{
+			requestPath:  "/cgi-bin/fails",
+			responseCode: gemini.StatusCGIError,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.requestPath, func(t *testing.T) {
+			conn, err := tls.Dial(
+				server.Network(),
+				server.Address(),
+				&tls.Config{InsecureSkipVerify: true},
+			)
+			require.Nil(t, err)
+
+			_, err = fmt.Fprintf(conn, "gemini://%s%s\r\n", server.Address(), test.requestPath)
+			require.Nil(t, err)
+
+			response, err := io.ReadAll(conn)
+			require.Nil(t, err)
+
+			code, err := strconv.Atoi(string(response[:2]))
+			if assert.Nil(t, err) {
+				assert.Equal(t, test.responseCode, gus.Status(code))
+			}
+
+			_, body, found := strings.Cut(string(response), "\r\n")
+			if assert.True(t, found) && test.responseBody != "" {
+				assert.Equal(t, test.responseBody, body)
+			}
+		})
+	}
+}