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diff --git a/tiger-compiler/src/testsuite/libtestsuite.hh b/tiger-compiler/src/testsuite/libtestsuite.hh
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+/**
+ ** \file testsuite/libtestsuite.hh
+ ** \brief Declare functions and variables exported by testsuite module.
+ */
+
+#pragma once
+
+#include <ast/function-dec.hh>
+
+namespace testsuite
+  {
+
+    /**
+     * Find all the tests functions of a program and return references to each of
+     * them.
+     *
+     * A function is considered a test function if it has the following
+     * properties :\n
+     * - It is located at the first level of a program file\n
+     * - Its name starts with test_*
+     *
+     * @param program the program to analyse
+     * @return a vector containing a reference to each test function
+     */
+    std::vector<const ast::FunctionDec*>
+    find_program_tests(const ast::ChunkList& program);
+
+    /**
+     * Create a testsuite runtime, which runs each function referenced in the
+     * vector.
+     *
+     * The return tree may then be appended to the main program AST list to be
+     * compiled along with the rest of this latter.
+     *
+     * @param tests the tests to run
+     * @return an AST tree describing the resulting testsuite runtime
+     */
+    ast::ChunkInterface*
+    create_testsuite_runtime(const std::vector<const ast::FunctionDec*>& tests);
+
+  } // namespace testsuite