Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 116 insertions, 0 deletions

diff --git a/src/boost/tools/build/test/alias.py b/src/boost/tools/build/test/alias.py
new file mode 100644
index 000000000..ef89df96e
--- /dev/null
+++ b/src/boost/tools/build/test/alias.py
@@ -0,0 +1,116 @@
+#!/usr/bin/python
+
+# Copyright 2003 Dave Abrahams
+# Copyright 2003 Vladimir Prus
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)
+
+import BoostBuild
+
+
+###############################################################################
+#
+# test_alias_rule()
+# -----------------
+#
+###############################################################################
+
+def test_alias_rule(t):
+    """Basic alias rule test."""
+
+    t.write("jamroot.jam", """\
+exe a : a.cpp ;
+exe b : b.cpp ;
+exe c : c.cpp ;
+
+alias bin1 : a ;
+alias bin2 : a b ;
+
+alias src : s.cpp ;
+exe hello : hello.cpp src ;
+""")
+
+    t.write("a.cpp", "int main() {}\n")
+    t.copy("a.cpp", "b.cpp")
+    t.copy("a.cpp", "c.cpp")
+    t.copy("a.cpp", "hello.cpp")
+    t.write("s.cpp", "")
+
+    # Check that targets to which "bin1" refers are updated, and only those.
+    t.run_build_system(["bin1"])
+    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * "a.exe a.obj")
+    t.ignore_addition('bin/*/a.rsp')
+    t.ignore_addition('bin/*/a.*.rsp')
+    t.expect_nothing_more()
+
+    # Try again with "bin2"
+    t.run_build_system(["bin2"])
+    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * "b.exe b.obj")
+    t.ignore_addition('bin/*/b.rsp')
+    t.ignore_addition('bin/*/b.*.rsp')
+    t.expect_nothing_more()
+
+    # Try building everything, making sure 'hello' target is created.
+    t.run_build_system()
+    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * \
+        "hello.exe hello.obj")
+    t.ignore_addition('bin/*/hello.rsp')
+    t.ignore_addition('bin/*/hello.*.rsp')
+    t.expect_addition("bin/$toolset/debug*/s.obj")
+    t.ignore_addition('bin/*/s.*.rsp')
+    t.expect_addition(BoostBuild.List("bin/$toolset/debug*/") * "c.exe c.obj")
+    t.ignore_addition('bin/*/c.rsp')
+    t.ignore_addition('bin/*/c.*.rsp')
+    t.expect_nothing_more()
+
+
+###############################################################################
+#
+# test_alias_source_usage_requirements()
+# --------------------------------------
+#
+###############################################################################
+
+def test_alias_source_usage_requirements(t):
+    """
+      Check whether usage requirements are propagated via "alias". In case they
+    are not, linking will fail as there will be no main() function defined
+    anywhere in the source.
+
+    """
+    t.write("jamroot.jam", """\
+lib l : l.cpp : : : <define>WANT_MAIN ;
+alias la : l ;
+exe main : main.cpp la ;
+""")
+
+    t.write("l.cpp", """\
+void
+#if defined(_WIN32)
+__declspec(dllexport)
+#endif
+foo() {}
+""")
+
+    t.write("main.cpp", """\
+#ifdef WANT_MAIN
+int main() {}
+#endif
+""")
+
+    t.run_build_system()
+
+
+###############################################################################
+#
+# main()
+# ------
+#
+###############################################################################
+
+t = BoostBuild.Tester(use_test_config=False)
+
+test_alias_rule(t)
+test_alias_source_usage_requirements(t)
+
+t.cleanup()