Adding test file with different test suites (as well as examples).

This should hopefully make it easier to understand the API :)

3 files changed, 128 insertions, 1 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 85eb9af..5f6d416 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,7 +12,7 @@ set(CMAKE_BUILD_TYPE Debug)
 
 # Create our project for further reference
 project(libdyntree)
-set(DYN_TREE_SRC lib/dyn_tree.c)
+set(DYN_TREE_SRC lib/dyn_tree.c lib/dyn_utils.c)
 
 # Define our library in cmake
 add_library(libdyntree SHARED ${DYN_TREE_SRC})
@@ -23,3 +23,11 @@ target_include_directories(libdyntree PRIVATE "lib")
 
 # since the name starts with 'lib' dont add it again
 set_target_properties(libdyntree PROPERTIES PREFIX "")
+
+################### TESTING CODE BELOW ###################
+
+set(TEST_SRC test/main.c)
+add_executable(dyntree_test ${TEST_SRC})
+
+# Library dependencies for the http extention
+target_link_libraries(dyntree_test libdyntree)
\ No newline at end of file
diff --git a/lib/dyn_utils.c b/lib/dyn_utils.c
new file mode 100644
index 0000000..81e6d1d
--- /dev/null
+++ b/lib/dyn_utils.c
@@ -0,0 +1,6 @@
+#include <dtree/dyn_tree.h>
+
+const char *rdb_error_getmsg(dt_err *e)
+{
+
+}
\ No newline at end of file
diff --git a/test/main.c b/test/main.c
new file mode 100644
index 0000000..51e626a
--- /dev/null
+++ b/test/main.c
@@ -0,0 +1,113 @@
+
+#include <stdio.h>
+#include <dtree/dyn_tree.h>
+
+/**
+ * A small test that creates a tree, splits the nodes
+ * and then merges them again.
+ */
+dt_err split_and_merge();
+
+dt_err search_for_payload();
+
+#define TEST(function) \
+    printf("Running '%s'...", #function); \
+    fflush(stdout); \
+    err = function(); \
+    printf(" %s\n", (err == 0) ? "OK!" : "FAILED!"); \
+    if(err) goto end;
+
+int main(void)
+{
+    dt_err err;
+    printf("=== libdyntree test suite ===\n");
+
+    /* Search inside trees */
+    TEST(search_for_payload)
+
+    /* Split and merge trees */
+    TEST(split_and_merge)
+
+    end:
+    printf("==== done ====\n");
+    return err;
+}
+
+
+/*************** TEST IMPLEMENTATIONS ****************/
+
+dt_err split_and_merge()
+{
+    dt_err err;
+
+    /* Allocate a node named root */
+    dtree *root;
+    err = dtree_malloc(&root);
+    if(err) goto exit;
+
+    /* Add child as a recursive node to root */
+    dtree *child;
+    err = dtree_addrecursive(root, &child);
+    if(err) goto exit;
+
+    /* Make child a literal node containing the works of shakespeare */
+    const char *hamlet = "To be, or not to be: that is the question:\n"
+            "Whether 'tis nobler in the mind to suffer\n"
+            "The slings and arrows of outrageous fortune,\n"
+            "Or to take arms against a sea of troubles,\n"
+            "And by opposing end them? To die: to sleep;\n"
+            "No more; and by a sleep to say we end\n"
+            "The heart-ache and the thousand natural shocks\n"
+            "That flesh is heir to, 'tis a consummation\n"
+            "Devoutly to be wish'd. To die, to sleep;";
+
+    err = dtree_addliteral(child, hamlet, REAL_STRLEN(hamlet));
+    if(err) goto exit;
+
+    /* Split our tree into two single-nodes */
+    err = dtree_split_trees(root, child);
+    if(err) goto exit;
+
+    /* Re-merge because they miss each other */
+    err = dtree_merge_trees(root, child);
+    if(err) goto exit;
+
+    /* Cleanup */
+    exit:
+    dtree_free(root);
+    return err;
+}
+
+dt_err search_for_payload()
+{
+    dt_err err;
+
+    dtree *root, *a, *b, *found;
+    err = dtree_malloc(&root);
+    if(err) goto exit;
+
+    const char *string = "This is some data!";
+    err = dtree_addrecursive(root, &a);
+    if(err) goto exit;
+
+    err = dtree_addliteral(a, string, REAL_STRLEN(string));
+    if(err) goto exit;
+
+    err = dtree_addrecursive(root, &b);
+    if(err) goto exit;
+
+    err = dtree_addnumeral(b, 1337);
+    if(err) goto exit;
+
+    /* Try to find our data again */
+
+    err = dtree_search_payload(root, &found, (void*) string, LITERAL);
+    if(err) goto exit;
+
+    err = dtree_search_payload(root, &found, (void*) 1337, NUMERAL);
+    if(err) goto exit;
+
+    exit:
+    dtree_free(root);
+    return err;
+}
\ No newline at end of file