[PATCH 2/2] replay: better documentation for -C and -S options

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

Document all possible values

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 server/tests/replay.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/server/tests/replay.c b/server/tests/replay.c
index f0cbee5..cca80db 100644
--- a/server/tests/replay.c
+++ b/server/tests/replay.c
@@ -298,8 +298,28 @@ int main(int argc, char **argv)
         { NULL }
     };
 
+    static const char description[] =
+        "Compression values:\n"
+        "\t1=off 2=autoglz 3=autolz 4=quic 5=glz 6=lz 7=lz4\n"
+        "\n"
+        "Streaming values:\n"
+        "\t1=off 2=all 3=filter";
+
+    /* these asserts are here to check that the documentation we state above are still correct */
+    G_STATIC_ASSERT(SPICE_STREAM_VIDEO_OFF == 1);
+    G_STATIC_ASSERT(SPICE_STREAM_VIDEO_ALL == 2);
+    G_STATIC_ASSERT(SPICE_STREAM_VIDEO_FILTER == 3);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_OFF == 1);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_AUTO_GLZ == 2);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_AUTO_LZ == 3);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_QUIC == 4);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_GLZ == 5);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_LZ == 6);
+    G_STATIC_ASSERT(SPICE_IMAGE_COMPRESSION_LZ4 == 7);
+
     context = g_option_context_new("- replay spice server recording");
     g_option_context_add_main_entries(context, entries, NULL);
+    g_option_context_set_description(context, description);
     if (!g_option_context_parse(context, &argc, &argv, &error)) {
         g_printerr("Option parsing failed: %s\n", error->message);
         exit(1);
@@ -311,6 +331,11 @@ int main(int argc, char **argv)
     g_option_context_free(context);
     context = NULL;
 
+    if (compression < 0 || compression == SPICE_IMAGE_COMPRESSION_INVALID
+        || compression >= SPICE_IMAGE_COMPRESSION_ENUM_END) {
+        g_printerr("invalid compression value\n");
+        exit(1);
+    }
     if (streaming < 0 || streaming == SPICE_STREAM_VIDEO_INVALID) {
         g_printerr("invalid streaming value\n");
         exit(1);
-- 
2.4.3

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