From 8de05b1e2f7849e47c8ac82452a2e038664e510e Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Wed, 26 Dec 2018 11:54:21 -0500
Subject: Add serd_new_boolean()

---
 include/serd/serd.h |  5 +++++
 src/node.c          |  8 ++++++++
 src/static_nodes.h  |  1 +
 test/test_node.c    | 21 +++++++++++++++++++++
 4 files changed, 35 insertions(+)

diff --git a/include/serd/serd.h b/include/serd/serd.h
index 697674c9..fdae8ac7 100644
--- a/include/serd/serd.h
+++ b/include/serd/serd.h
@@ -607,6 +607,11 @@ SERD_API
 SerdNode* SERD_ALLOCATED
 serd_new_file_uri(SerdStringView path, SerdStringView hostname);
 
+/// Create a new node by serialising `b` into an xsd:boolean string
+SERD_API
+SerdNode* SERD_ALLOCATED
+serd_new_boolean(bool b);
+
 /**
    Create a new node by serialising `d` into an xsd:decimal string
 
diff --git a/src/node.c b/src/node.c
index c38aee39..0d6eb19a 100644
--- a/src/node.c
+++ b/src/node.c
@@ -518,6 +518,14 @@ write_variant_literal(const void* const user_data,
   return r.status ? 0 : r.count;
 }
 
+SerdNode*
+serd_new_boolean(bool b)
+{
+  return serd_new_typed_literal(b ? SERD_STATIC_STRING("true")
+                                  : SERD_STATIC_STRING("false"),
+                                serd_node_string_view(&serd_xsd_boolean.node));
+}
+
 SerdNode*
 serd_new_decimal(const double d, const SerdNode* const datatype)
 {
diff --git a/src/static_nodes.h b/src/static_nodes.h
index 18950444..952c0634 100644
--- a/src/static_nodes.h
+++ b/src/static_nodes.h
@@ -32,6 +32,7 @@ typedef struct StaticNode {
     {sizeof(NS_XSD #name) - 1, 0, SERD_URI}, NS_XSD #name};
 
 DEFINE_XSD_NODE(base64Binary)
+DEFINE_XSD_NODE(boolean)
 DEFINE_XSD_NODE(decimal)
 DEFINE_XSD_NODE(integer)
 
diff --git a/test/test_node.c b/test/test_node.c
index 81ac3378..1e38ee9b 100644
--- a/test/test_node.c
+++ b/test/test_node.c
@@ -49,6 +49,26 @@ test_integer_to_node(void)
   }
 }
 
+static void
+test_boolean(void)
+{
+  SerdNode* const true_node = serd_new_boolean(true);
+  assert(!strcmp(serd_node_string(true_node), "true"));
+
+  const SerdNode* const true_datatype = serd_node_datatype(true_node);
+  assert(true_datatype);
+  assert(!strcmp(serd_node_string(true_datatype), NS_XSD "boolean"));
+  serd_node_free(true_node);
+
+  SerdNode* const false_node = serd_new_boolean(false);
+  assert(!strcmp(serd_node_string(false_node), "false"));
+
+  const SerdNode* const false_datatype = serd_node_datatype(false_node);
+  assert(false_datatype);
+  assert(!strcmp(serd_node_string(false_datatype), NS_XSD "boolean"));
+  serd_node_free(false_node);
+}
+
 static void
 test_blob_to_node(void)
 {
@@ -201,6 +221,7 @@ main(void)
 {
   test_integer_to_node();
   test_blob_to_node();
+  test_boolean();
   test_node_equals();
   test_node_from_string();
   test_node_from_substring();
-- 
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