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[gdb/cli] Add gnu-source-highlight selftest

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Add a selftest gnu-source-highlight:
...
$ gdb -q -batch -ex "maint selftest gnu-source-highlight"
Running selftest gnu-source-highlight.
Ran 1 unit tests, 0 failed
...

Tested on x86_64-linux.
This commit is contained in:
Tom de Vries
2023-10-24 14:31:34 +02:00
parent 07a9e70911
commit cda750802a
1 changed files with 45 additions and 1 deletions
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46
gdb/source-cache.c
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@@ -22,7 +22,6 @@
#include "source.h" #include "source.h"
#include "cli/cli-style.h" #include "cli/cli-style.h"
#include "symtab.h" #include "symtab.h"
#include "gdbsupport/selftest.h"
#include "objfiles.h" #include "objfiles.h"
#include "exec.h" #include "exec.h"
#include "cli/cli-cmds.h" #include "cli/cli-cmds.h"
@@ -40,6 +39,10 @@
#include <srchilite/settings.h> #include <srchilite/settings.h>
#endif #endif
#if GDB_SELF_TEST
#include "gdbsupport/selftest.h"
#endif
/* The number of source files we'll cache. */ /* The number of source files we'll cache. */
#define MAX_ENTRIES 5 #define MAX_ENTRIES 5
@@ -258,6 +261,43 @@ try_source_highlight (std::string &contents ATTRIBUTE_UNUSED,
#endif /* HAVE_SOURCE_HIGHLIGHT */ #endif /* HAVE_SOURCE_HIGHLIGHT */
} }
#ifdef HAVE_SOURCE_HIGHLIGHT
#if GDB_SELF_TEST
namespace selftests
{
static void gnu_source_highlight_test ()
{
const std::string prog
= ("int\n"
"foo (void)\n"
"{\n"
" return 0;\n"
"}\n");
const std::string fullname = "test.c";
std::string styled_prog;
bool res = false;
bool saw_exception = false;
styled_prog = prog;
try
{
res = try_source_highlight (styled_prog, language_c, fullname);
}
catch (...)
{
saw_exception = true;
}
SELF_CHECK (!saw_exception);
if (res)
SELF_CHECK (prog.size () < styled_prog.size ());
else
SELF_CHECK (prog == styled_prog);
}
}
#endif /* GDB_SELF_TEST */
#endif /* HAVE_SOURCE_HIGHLIGHT */
/* See source-cache.h. */ /* See source-cache.h. */
bool bool
@@ -489,5 +529,9 @@ styling to source code lines that are shown."),
#if GDB_SELF_TEST #if GDB_SELF_TEST
selftests::register_test ("source-cache", selftests::extract_lines_test); selftests::register_test ("source-cache", selftests::extract_lines_test);
#ifdef HAVE_SOURCE_HIGHLIGHT
selftests::register_test ("gnu-source-highlight",
selftests::gnu_source_highlight_test);
#endif
#endif #endif
} }