[tor-commits] [tor/maint-0.3.1] Remove some LCOV_EXCL stuff that I think may be testable after all.

[nickm@xxxxxxxxxxxxxx]

commit 7465ea4ad906d2c1fb8a31c01c29b62ccfe7a590
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Tue Aug 8 10:08:06 2017 -0400

    Remove some LCOV_EXCL stuff that I think may be testable after all.
    
    This is partial revert on 22286.
    
    Also, tweak some log messages to be distinct.
---
 src/common/compress_lzma.c |  4 ----
 src/common/compress_zstd.c | 12 ++++--------
 2 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/src/common/compress_lzma.c b/src/common/compress_lzma.c
index 30d5920ca..d453d9f71 100644
--- a/src/common/compress_lzma.c
+++ b/src/common/compress_lzma.c
@@ -46,7 +46,6 @@ memory_level(compression_level_t level)
 static const char *
 lzma_error_str(lzma_ret error)
 {
-  // LCOV_EXCL_START
   switch (error) {
     case LZMA_OK:
       return "Operation completed successfully";
@@ -75,7 +74,6 @@ lzma_error_str(lzma_ret error)
     default:
       return "Unknown LZMA error";
   }
-  // LCOV_EXCL_STOP
 }
 #endif // HAVE_LZMA.
 
@@ -303,12 +301,10 @@ tor_lzma_compress_process(tor_lzma_compress_state_t *state,
     case LZMA_DATA_ERROR:
     case LZMA_PROG_ERROR:
     default:
-      // LCOV_EXCL_START
       log_warn(LD_GENERAL, "LZMA %s didn't finish: %s.",
                state->compress ? "compression" : "decompression",
                lzma_error_str(retval));
       return TOR_COMPRESS_ERROR;
-      // LCOV_EXCL_STOP
   }
 #else // HAVE_LZMA.
   (void)state;
diff --git a/src/common/compress_zstd.c b/src/common/compress_zstd.c
index 5c5026c37..0808bcd9a 100644
--- a/src/common/compress_zstd.c
+++ b/src/common/compress_zstd.c
@@ -197,7 +197,8 @@ tor_zstd_compress_new(int compress,
 
     if (result->u.compress_stream == NULL) {
       // LCOV_EXCL_START
-      log_warn(LD_GENERAL, "Error while creating Zstandard stream");
+      log_warn(LD_GENERAL, "Error while creating Zstandard compression "
+               "stream");
       goto err;
       // LCOV_EXCL_STOP
     }
@@ -216,7 +217,8 @@ tor_zstd_compress_new(int compress,
 
     if (result->u.decompress_stream == NULL) {
       // LCOV_EXCL_START
-      log_warn(LD_GENERAL, "Error while creating Zstandard stream");
+      log_warn(LD_GENERAL, "Error while creating Zstandard decompression "
+               "stream");
       goto err;
       // LCOV_EXCL_STOP
     }
@@ -313,12 +315,10 @@ tor_zstd_compress_process(tor_zstd_compress_state_t *state,
   }
 
   if (ZSTD_isError(retval)) {
-    // LCOV_EXCL_START
     log_warn(LD_GENERAL, "Zstandard %s didn't finish: %s.",
              state->compress ? "compression" : "decompression",
              ZSTD_getErrorName(retval));
     return TOR_COMPRESS_ERROR;
-    // LCOV_EXCL_STOP
   }
 
   if (state->compress && !state->have_called_end) {
@@ -328,11 +328,9 @@ tor_zstd_compress_process(tor_zstd_compress_state_t *state,
     *out_len = output.size - output.pos;
 
     if (ZSTD_isError(retval)) {
-      // LCOV_EXCL_START
       log_warn(LD_GENERAL, "Zstandard compression unable to flush: %s.",
                ZSTD_getErrorName(retval));
       return TOR_COMPRESS_ERROR;
-      // LCOV_EXCL_STOP
     }
 
     // ZSTD_flushStream returns 0 if the frame is done, or >0 if it
@@ -359,12 +357,10 @@ tor_zstd_compress_process(tor_zstd_compress_state_t *state,
     *out_len = output.size - output.pos;
 
     if (ZSTD_isError(retval)) {
-      // LCOV_EXCL_START
       log_warn(LD_GENERAL, "Zstandard compression unable to write "
                "epilogue: %s.",
                ZSTD_getErrorName(retval));
       return TOR_COMPRESS_ERROR;
-      // LCOV_EXCL_STOP
     }
 
     // endStream returns the number of bytes that is needed to write the



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