diff -r 1af5c1be89f8 -r 92d87f2e53c2 tools/elf4rom/libs/dwarf-20071209/dwarfdump/testesb.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/elf4rom/libs/dwarf-20071209/dwarfdump/testesb.c	Fri Jan 15 09:07:44 2010 +0000
@@ -0,0 +1,78 @@
+/* testesb.c 
+   test code for esb.h esb.c
+
+   Not part of a compiled dwarfdump.
+
+*/
+
+#include <stdio.h>
+#include <string.h>
+typedef char *string;
+
+#include "esb.h"
+
+void
+check(string msg, struct esb_s *data, string v)
+{
+    string b = esb_get_string(data);
+    size_t l = 0;
+    size_t alloc = 0;
+
+    if (strcmp(b, v)) {
+	fprintf(stderr, "ERROR: %s  content error  %s != %s\n", msg, b,
+		v);
+    }
+
+    l = esb_string_len(data);
+
+    if (l != strlen(v)) {
+	fprintf(stderr, "ERROR: %s length error  %lu != %lu\n", msg,
+		(unsigned long) l, (unsigned long) strlen(v));
+    }
+    alloc = esb_get_allocated_size(data);
+    if (l > alloc) {
+	fprintf(stderr, "ERROR: %s allocation error  %lu > %lu\n", msg,
+		(unsigned long) l, (unsigned long) alloc);
+
+    }
+
+    return;
+}
+
+int
+main(void)
+{
+    struct esb_s data;
+
+
+    esb_alloc_size(2);		/* small to get all code paths tested. */
+    esb_constructor(&data);
+
+    esb_append(&data, "a");
+    esb_appendn(&data, "bc", 1);
+    esb_append(&data, "d");
+    esb_append(&data, "e");
+    check("test 1", &data, "abde");
+
+    esb_destructor(&data);
+    esb_constructor(&data);
+
+    esb_append(&data, "abcdefghij" "0123456789");
+    check("test 2", &data, "abcdefghij" "0123456789");
+
+    esb_destructor(&data);
+    esb_constructor(&data);
+    esb_append(&data, "abcdefghij" "0123456789");
+
+    esb_append(&data, "abcdefghij" "0123456789");
+
+    esb_append(&data, "abcdefghij" "0123456789");
+
+    esb_append(&data, "abcdefghij" "0123456789");
+    check("test 3", &data, "abcdefghij"
+	  "0123456789"
+	  "abcdefghij"
+	  "0123456789"
+	  "abcdefghij" "0123456789" "abcdefghij" "0123456789");
+    return 0;
+}