cypher_quries are moved to the tests folder and another part of CMakeLists file is written

tests/CMakeLists.txt

@@ -28,9 +28,13 @@ foreach(test_file ${test_files})
 endforeach()
 MESSAGE(STATUS "Available tests are: ${tests}")
 
+# copy test data
+file(COPY ${CMAKE_SOURCE_DIR}/tests/data DESTINATION ${CMAKE_BINARY_DIR}/tests)
+
 # build tests
 foreach(test ${tests})
     add_executable(${test} ${test}.cpp)
+    target_link_libraries(${test} stdc++fs)
     add_test(NAME ${test} COMMAND ${test})
     set_property(TARGET ${test} PROPERTY CXX_STANDARD 14)
 endforeach()

tests/cypher_traversal.cpp

@@ -4,27 +4,46 @@
 #include "cypher/compiler.hpp"
 #include "cypher/debug/tree_print.hpp"
 
+#include <fstream>
+#include <iostream>
+#include <iterator>
+#include <iterator>
+#include <vector>
+#include <experimental/filesystem>
+
+namespace fs = std::experimental::filesystem;
+
 using std::cout;
 using std::endl;
 
-int calc(int i)
+std::vector<std::string> load_queries()
 {
-    return i + 1;
+    std::vector<std::string> queries;
+    fs::path queries_path = "data/cypher_queries";
+    for (auto& directory_entry :
+            fs::recursive_directory_iterator(queries_path)) {
+        if (!fs::is_regular_file(directory_entry))
+            continue;
+		std::ifstream infile(directory_entry.path().c_str());
+		if (infile) {
+			std::string file_text((std::istreambuf_iterator<char>(infile)),
+                                  std::istreambuf_iterator<char>());
+            queries.emplace_back(file_text);
+        }
+    }
+    return queries;
 }
 
 int main()
 {
-    // TODO
-    // auto print_visitor = new PrintVisitor(cout);
+    auto queries = load_queries();
 
-    // // create AST
-    // cypher::Compiler compiler;
-    // auto tree = compiler.syntax_tree("MATCH (n) DELETE n");
-
-    // // traverser the tree
-    // tree.root->accept(*print_visitor);
-    //
-    assert(calc(0) == 1);
+    for (auto& query : queries) {
+        auto print_visitor = new PrintVisitor(cout);
+        cypher::Compiler compiler;
+        auto tree = compiler.syntax_tree(query);
+        tree.root->accept(*print_visitor);
+    } 
 
     return 0;
 }

tests/data/cypher_queries/read-write/match-delete.cypher

@@ -0,0 +1 @@
+MATCH (n) DELETE n

tests/data/cypher_queries/read-write/match-set-return.cypher

@@ -0,0 +1 @@
+MATCH (n {surname:"Neville"}) SET n.surname="Neville", n.age=30 RETURN n

tests/data/cypher_queries/read-write/match-set.cypher

@@ -0,0 +1 @@
+MATCH (n {age: 30, role: "player"}) SET n.age=31

tests/data/cypher_queries/read-write/match-where-delete.cypher

@@ -0,0 +1 @@
+MATCH (n:Person) WHERE n.name="Alice" DELETE n

tests/data/cypher_queries/read/match/match-custom1.cypher

@@ -0,0 +1 @@
+MATCH (user:User { name: 'Dominik', age: 8 + 4})-[has:HAS|IS|CAN { duration: 'PERMANENT'}]->(item:Item)--(shop) RETURN shop

tests/data/cypher_queries/read/match/match-custom2.cypher

@@ -0,0 +1 @@
+MATCH (user:User { name: 'Dominik', age: 24})-[has:HAS]->(item:Item) WHERE item.name = 'XPS 13' AND item.price = 11999.99 RETURN user, has, item

tests/data/cypher_queries/read/match/match-n-m.cypher

@@ -0,0 +1 @@
+MATCH (n)-->(m) RETURN n

tests/data/cypher_queries/read/match/match-optional.cypher

@@ -0,0 +1 @@
+OPTIONAL MATCH (n)-[r]->(m) RETURN n

tests/data/cypher_queries/read/match/match-path.cypher

@@ -0,0 +1 @@
+MATCH p = (n:Person)-->(m:Dog {name: 'Bos'}) RETURN p

tests/data/cypher_queries/read/match/match-property.cypher

@@ -0,0 +1 @@
+MATCH (n {name:'Alice'})-->(m) RETURN m

tests/data/cypher_queries/read/match/match-where.cypher

@@ -0,0 +1 @@
+MATCH (n:Person)-[:KNOWS]->(m:Person) WHERE n.name="Alice" RETURN m

tests/data/cypher_queries/read/return/return-alias.cypher

@@ -0,0 +1 @@
+MATCH (n) RETURN n AS columnName

tests/data/cypher_queries/read/return/return-all.cypher

@@ -0,0 +1 @@
+MATCH (n) RETURN n

tests/data/cypher_queries/read/return/return-count.cypher

@@ -0,0 +1 @@
+RETURN count(*)

tests/data/cypher_queries/read/return/return-distinct.cypher

@@ -0,0 +1 @@
+MATCH (n) RETURN DISTINCT n

tests/data/cypher_queries/read/return/return-limit.cypher

@@ -0,0 +1 @@
+LIMIT 10

tests/data/cypher_queries/read/return/return-order-asc.cypher

@@ -0,0 +1 @@
+ORDER BY n.property

tests/data/cypher_queries/read/return/return-order-desc.cypher

@@ -0,0 +1 @@
+ORDER BY n.property DESC

tests/data/cypher_queries/read/return/return-skip-limit.cypher

@@ -0,0 +1 @@
+SKIP 2 LIMIT 3

tests/data/cypher_queries/read/return/return-skip.cypher

@@ -0,0 +1 @@
+SKIP 10

tests/data/cypher_queries/read/union/union-all.cypher

@@ -0,0 +1 @@
+MATCH (a)-[:KNOWS]->(b) RETURN b.name UNION ALL MATCH (a)-[:LOVES]->(b) RETURN b.name

tests/data/cypher_queries/read/union/union.cypher

@@ -0,0 +1 @@
+MATCH (a)-[:KNOWS]->(b) RETURN b.name UNION MATCH (a)-[:LOVES]->(b) RETURN b.name

tests/data/cypher_queries/read/where/where.cypher

@@ -0,0 +1 @@
+MATCH n WHERE n.property <> "100"

tests/data/cypher_queries/read/with/match-with-order-skip-limit.cypher

@@ -0,0 +1 @@
+MATCH (user)-[:FRIEND]-(friend) WITH user, count(friend) AS friends ORDER BY friends DESC SKIP 1 LIMIT 3 RETURN user

tests/data/cypher_queries/read/with/match-with-where.cypher

@@ -0,0 +1 @@
+MATCH (user)-[:FRIEND]-(friend) WHERE user.name = {name} WITH user, count(friend) AS friends WHERE friends > 10 RETURN user

tests/data/cypher_queries/write/create-return.cypher

@@ -0,0 +1 @@
+CREATE (n {name: 'Domko', age: 26}) RETURN n

tests/data/cypher_queries/write/create.cypher

@@ -0,0 +1 @@
+CREATE (n {name: "Roy", surname: "Keane"})