Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

47 files changed, 711 insertions, 0 deletions

diff --git a/meson/test cases/d/1 simple/app.d b/meson/test cases/d/1 simple/app.d
new file mode 100644
index 000000000..0be1d2cc7
--- /dev/null
+++ b/meson/test cases/d/1 simple/app.d
@@ -0,0 +1,8 @@
+
+import std.stdio;
+import utils;
+
+void main ()
+{
+    printGreeting ("a Meson D test");
+}
diff --git a/meson/test cases/d/1 simple/meson.build b/meson/test cases/d/1 simple/meson.build
new file mode 100644
index 000000000..a10b67b10
--- /dev/null
+++ b/meson/test cases/d/1 simple/meson.build
@@ -0,0 +1,4 @@
+project('D Simple Test', 'd')
+
+e = executable('dsimpleapp', ['app.d', 'utils.d'], install : true)
+test('apptest', e)
diff --git a/meson/test cases/d/1 simple/test.json b/meson/test cases/d/1 simple/test.json
new file mode 100644
index 000000000..62f907a4c
--- /dev/null
+++ b/meson/test cases/d/1 simple/test.json
@@ -0,0 +1,6 @@
+{
+  "installed": [
+    {"type": "exe", "file": "usr/bin/dsimpleapp"},
+    {"type": "pdb", "file": "usr/bin/dsimpleapp", "language": "d"}
+  ]
+}
diff --git a/meson/test cases/d/1 simple/utils.d b/meson/test cases/d/1 simple/utils.d
new file mode 100644
index 000000000..8645548c5
--- /dev/null
+++ b/meson/test cases/d/1 simple/utils.d
@@ -0,0 +1,8 @@
+
+import std.stdio;
+import std.string : format;
+
+void printGreeting (string name)
+{
+    writeln ("Hello, I am %s.".format (name));
+}
diff --git a/meson/test cases/d/10 d cpp/cppmain.cpp b/meson/test cases/d/10 d cpp/cppmain.cpp
new file mode 100644
index 000000000..ff90e3f41
--- /dev/null
+++ b/meson/test cases/d/10 d cpp/cppmain.cpp
@@ -0,0 +1,18 @@
+extern "C" int rt_init();
+extern "C" int rt_term();
+extern void print_hello(int i);
+
+int main(int, char**) {
+    // initialize D runtime
+    if (!rt_init())
+        return 1;
+    
+    print_hello(1);
+    
+    // terminate D runtime, each initialize call
+    // must be paired with a terminate call.
+    if (!rt_term())
+        return 1;
+    
+    return 0;
+}
diff --git a/meson/test cases/d/10 d cpp/dmain.d b/meson/test cases/d/10 d cpp/dmain.d
new file mode 100644
index 000000000..bece25f6c
--- /dev/null
+++ b/meson/test cases/d/10 d cpp/dmain.d
@@ -0,0 +1,5 @@
+extern (C++) void print_hello(int i);
+
+void main() {
+    print_hello(1);
+}
diff --git a/meson/test cases/d/10 d cpp/libfile.cpp b/meson/test cases/d/10 d cpp/libfile.cpp
new file mode 100644
index 000000000..2ea67fc92
--- /dev/null
+++ b/meson/test cases/d/10 d cpp/libfile.cpp
@@ -0,0 +1,5 @@
+#include<iostream>
+
+void print_hello(int i) {
+    std::cout << "Hello. Here is a number printed with C++: " << i << ".\n";
+}
diff --git a/meson/test cases/d/10 d cpp/libfile.d b/meson/test cases/d/10 d cpp/libfile.d
new file mode 100644
index 000000000..88cb53e9b
--- /dev/null
+++ b/meson/test cases/d/10 d cpp/libfile.d
@@ -0,0 +1,5 @@
+import std.stdio;
+
+extern (C++) void print_hello(int i) {
+    writefln("Hello. Here is a number printed with D: %d", i);
+}
diff --git a/meson/test cases/d/10 d cpp/meson.build b/meson/test cases/d/10 d cpp/meson.build
new file mode 100644
index 000000000..eecb151f4
--- /dev/null
+++ b/meson/test cases/d/10 d cpp/meson.build
@@ -0,0 +1,13 @@
+project('d and c++', 'd', 'cpp')
+
+cpp = meson.get_compiler('cpp')
+
+if cpp.get_id() == 'clang'
+  error('MESON_SKIP_TEST combining Clang C++ with GDC produces broken executables.')
+endif
+
+e1 = executable('dcpp', 'dmain.d', 'libfile.cpp')
+test('dcpp', e1)
+
+e2 = executable('cppd', 'cppmain.cpp', 'libfile.d')
+test('cppd', e2)
diff --git a/meson/test cases/d/11 dub/meson.build b/meson/test cases/d/11 dub/meson.build
new file mode 100644
index 000000000..d852ca0c2
--- /dev/null
+++ b/meson/test cases/d/11 dub/meson.build
@@ -0,0 +1,23 @@
+project('dub-example', 'd')
+
+dub_exe = find_program('dub', required : false)
+if not dub_exe.found()
+  error('MESON_SKIP_TEST: Dub not found')
+endif
+
+urld_dep = dependency('urld', method: 'dub')
+
+test_exe = executable('test-urld', 'test.d', dependencies: urld_dep)
+test('test urld', test_exe)
+
+# If you want meson to generate/update a dub.json file
+dlang = import('dlang')
+dlang.generate_dub_file(meson.project_name().to_lower(), meson.source_root(),
+                        authors: 'Meson Team',
+                        description: 'Test executable',
+                        copyright: 'Copyright © 2018, Meson Team',
+                        license: 'MIT',
+                        sourceFiles: 'test.d',
+                        targetType: 'executable',
+                        dependencies: urld_dep
+)
\ No newline at end of file
diff --git a/meson/test cases/d/11 dub/test.d b/meson/test cases/d/11 dub/test.d
new file mode 100644
index 000000000..7cf7a1d58
--- /dev/null
+++ b/meson/test cases/d/11 dub/test.d
@@ -0,0 +1,14 @@
+import std.stdio;
+import url;
+
+void main() {
+    URL url;
+    with (url) {
+        scheme = "soap.beep";
+        host = "beep.example.net";
+        port = 1772;
+        path = "/serverinfo/info";
+    queryParams.add("token", "my-api-token");
+    }
+    writeln(url);
+}
\ No newline at end of file
diff --git a/meson/test cases/d/2 static library/app.d b/meson/test cases/d/2 static library/app.d
new file mode 100644
index 000000000..5d84a6942
--- /dev/null
+++ b/meson/test cases/d/2 static library/app.d
@@ -0,0 +1,8 @@
+
+import libstuff;
+
+void main ()
+{
+    immutable ret = printLibraryString ("foo");
+    assert (ret == 4);
+}
diff --git a/meson/test cases/d/2 static library/libstuff.d b/meson/test cases/d/2 static library/libstuff.d
new file mode 100644
index 000000000..fd3b4d0b4
--- /dev/null
+++ b/meson/test cases/d/2 static library/libstuff.d
@@ -0,0 +1,9 @@
+
+import std.stdio;
+import std.string : format;
+
+int printLibraryString (string str)
+{
+    writeln ("Static Library says: %s".format (str));
+    return 4;
+}
diff --git a/meson/test cases/d/2 static library/meson.build b/meson/test cases/d/2 static library/meson.build
new file mode 100644
index 000000000..88ed2cb8f
--- /dev/null
+++ b/meson/test cases/d/2 static library/meson.build
@@ -0,0 +1,5 @@
+project('D Static Library', 'd')
+
+lstatic = static_library('stuff', 'libstuff.d', install : true)
+es = executable('app_s', 'app.d', link_with : lstatic, install : true)
+test('linktest_static', es)
diff --git a/meson/test cases/d/2 static library/test.json b/meson/test cases/d/2 static library/test.json
new file mode 100644
index 000000000..6abb93409
--- /dev/null
+++ b/meson/test cases/d/2 static library/test.json
@@ -0,0 +1,7 @@
+{
+  "installed": [
+    {"type": "exe", "file": "usr/bin/app_s"},
+    {"type": "pdb", "file": "usr/bin/app_s", "language": "d"},
+    {"type": "file", "file": "usr/lib/libstuff.a"}
+  ]
+}
diff --git a/meson/test cases/d/3 shared library/app.d b/meson/test cases/d/3 shared library/app.d
new file mode 100644
index 000000000..5d84a6942
--- /dev/null
+++ b/meson/test cases/d/3 shared library/app.d
@@ -0,0 +1,8 @@
+
+import libstuff;
+
+void main ()
+{
+    immutable ret = printLibraryString ("foo");
+    assert (ret == 4);
+}
diff --git a/meson/test cases/d/3 shared library/libstuff.d b/meson/test cases/d/3 shared library/libstuff.d
new file mode 100644
index 000000000..8205490f7
--- /dev/null
+++ b/meson/test cases/d/3 shared library/libstuff.d
@@ -0,0 +1,14 @@
+import std.stdio;
+import std.string : format;
+
+export int printLibraryString (string str)
+{
+    writeln ("Library says: %s".format (str));
+    return 4;
+}
+
+version (Windows)
+{
+    import core.sys.windows.dll;
+    mixin SimpleDllMain;
+}
diff --git a/meson/test cases/d/3 shared library/libstuff.di b/meson/test cases/d/3 shared library/libstuff.di
new file mode 100644
index 000000000..b6454b180
--- /dev/null
+++ b/meson/test cases/d/3 shared library/libstuff.di
@@ -0,0 +1,3 @@
+module libstuff;
+
+int printLibraryString (string str);
diff --git a/meson/test cases/d/3 shared library/lld-test.py b/meson/test cases/d/3 shared library/lld-test.py
new file mode 100644
index 000000000..3f32f59fb
--- /dev/null
+++ b/meson/test cases/d/3 shared library/lld-test.py
@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+
+import argparse
+import subprocess
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('ldd')
+    parser.add_argument('bin')
+    args = parser.parse_args()
+
+    p, o, _ = subprocess.run([args.ldd, args.bin], stdout=subprocess.PIPE)
+    assert p == 0
+    o = o.decode()
+    assert 'libstuff.so =>' in o, 'libstuff so not in linker path.'
+    assert 'libstuff.so => not found' not in o, 'libstuff.so not found correctly'
+
+
+if __name__ == '__main__':
+    main()
diff --git a/meson/test cases/d/3 shared library/meson.build b/meson/test cases/d/3 shared library/meson.build
new file mode 100644
index 000000000..fa417794c
--- /dev/null
+++ b/meson/test cases/d/3 shared library/meson.build
@@ -0,0 +1,26 @@
+project('D Shared Library', 'd')
+
+dc = meson.get_compiler('d')
+if dc.get_id() == 'gcc'
+  if dc.version().version_compare('< 8')
+    error('MESON_SKIP_TEST: GDC < 8.0 can not build shared libraries')
+  endif
+endif
+
+subdir('sub')
+ed = executable('app_d', 'app.d', link_with : ldyn, install : true)
+test('linktest_dyn', ed)
+
+# test D attributes for pkg-config
+pkgc = import('pkgconfig')
+pkgc.generate(name: 'test',
+          libraries: ldyn,
+          subdirs: 'd/stuff',
+          description: 'A test of D attributes to pkgconfig.generate.',
+          d_module_versions: ['Use_Static']
+)
+
+ldd = find_program('ldd', required : false)
+if ldd.found()
+  test('ldd-test.py', ed)
+endif
diff --git a/meson/test cases/d/3 shared library/sub/libstuff.d b/meson/test cases/d/3 shared library/sub/libstuff.d
new file mode 100644
index 000000000..8205490f7
--- /dev/null
+++ b/meson/test cases/d/3 shared library/sub/libstuff.d
@@ -0,0 +1,14 @@
+import std.stdio;
+import std.string : format;
+
+export int printLibraryString (string str)
+{
+    writeln ("Library says: %s".format (str));
+    return 4;
+}
+
+version (Windows)
+{
+    import core.sys.windows.dll;
+    mixin SimpleDllMain;
+}
diff --git a/meson/test cases/d/3 shared library/sub/meson.build b/meson/test cases/d/3 shared library/sub/meson.build
new file mode 100644
index 000000000..fb4b99661
--- /dev/null
+++ b/meson/test cases/d/3 shared library/sub/meson.build
@@ -0,0 +1,2 @@
+ldyn = shared_library('stuff', 'libstuff.d', install : true)
+
diff --git a/meson/test cases/d/3 shared library/test.json b/meson/test cases/d/3 shared library/test.json
new file mode 100644
index 000000000..50eb9cbdd
--- /dev/null
+++ b/meson/test cases/d/3 shared library/test.json
@@ -0,0 +1,11 @@
+{
+  "installed": [
+    {"type": "exe", "file": "usr/bin/app_d"},
+    {"type": "pdb", "file": "usr/bin/app_d", "language": "d"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/stuff"},
+    {"type": "pdb", "file": "usr/bin/stuff", "language": "d"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/stuff"},
+    {"type": "file", "platform": "msvc", "file": "usr/lib/stuff.lib"},
+    {"type": "file", "file": "usr/lib/pkgconfig/test.pc"}
+  ]
+}
diff --git a/meson/test cases/d/4 library versions/lib.d b/meson/test cases/d/4 library versions/lib.d
new file mode 100644
index 000000000..f1e177d99
--- /dev/null
+++ b/meson/test cases/d/4 library versions/lib.d
@@ -0,0 +1,16 @@
+
+import std.stdio;
+import std.string : format;
+
+@safe
+export int printLibraryString (string str)
+{
+    writeln ("Library says: %s".format (str));
+    return 4;
+}
+
+version (Windows)
+{
+    import core.sys.windows.dll;
+    mixin SimpleDllMain;
+}
diff --git a/meson/test cases/d/4 library versions/meson.build b/meson/test cases/d/4 library versions/meson.build
new file mode 100644
index 000000000..c745b9227
--- /dev/null
+++ b/meson/test cases/d/4 library versions/meson.build
@@ -0,0 +1,25 @@
+project('D library versions', 'd')
+
+dc = meson.get_compiler('d')
+if dc.get_id() == 'gcc'
+  if dc.version().version_compare('< 8')
+    error('MESON_SKIP_TEST: GDC < 8.0 can not build shared libraries')
+  endif
+endif
+
+shared_library('some', 'lib.d',
+  version : '1.2.3',
+  soversion : '0',
+  install : true)
+
+shared_library('noversion', 'lib.d',
+  install : true)
+
+shared_library('onlyversion', 'lib.d',
+  version : '1.4.5',
+  install : true)
+
+shared_library('onlysoversion', 'lib.d',
+  # Also test that int soversion is acceptable
+  soversion : 5,
+  install : true)
diff --git a/meson/test cases/d/4 library versions/test.json b/meson/test cases/d/4 library versions/test.json
new file mode 100644
index 000000000..23c95dd52
--- /dev/null
+++ b/meson/test cases/d/4 library versions/test.json
@@ -0,0 +1,25 @@
+{
+  "installed": [
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/some"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/some", "version": "0"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/some", "version": "1.2.3"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/noversion"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/onlyversion"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/onlyversion", "version": "1"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/onlyversion", "version": "1.4.5"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/onlysoversion"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/onlysoversion", "version": "5"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/noversion"},
+    {"type": "pdb", "file": "usr/bin/noversion", "language": "d"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/onlysoversion", "version": "5"},
+    {"type": "pdb", "file": "usr/bin/onlysoversion", "version": "5", "language": "d"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/onlyversion", "version": "1"},
+    {"type": "pdb", "file": "usr/bin/onlyversion", "version": "1", "language": "d"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/some", "version": "0"},
+    {"type": "pdb", "file": "usr/bin/some", "version": "0", "language": "d"},
+    {"type": "implib", "file": "usr/lib/noversion"},
+    {"type": "implib", "file": "usr/lib/onlysoversion"},
+    {"type": "implib", "file": "usr/lib/onlyversion"},
+    {"type": "implib", "file": "usr/lib/some"}
+  ]
+}
diff --git a/meson/test cases/d/5 mixed/app.d b/meson/test cases/d/5 mixed/app.d
new file mode 100644
index 000000000..6ab5d97d6
--- /dev/null
+++ b/meson/test cases/d/5 mixed/app.d
@@ -0,0 +1,8 @@
+
+extern(C) int printLibraryString(const char *str);
+
+void main ()
+{
+    immutable ret = printLibraryString ("C foo");
+    assert (ret == 3);
+}
diff --git a/meson/test cases/d/5 mixed/libstuff.c b/meson/test cases/d/5 mixed/libstuff.c
new file mode 100644
index 000000000..92d6600ce
--- /dev/null
+++ b/meson/test cases/d/5 mixed/libstuff.c
@@ -0,0 +1,18 @@
+#if defined _WIN32 || defined __CYGWIN__
+  #define DLL_PUBLIC __declspec(dllexport)
+#else
+  #if defined __GNUC__
+    #define DLL_PUBLIC __attribute__ ((visibility("default")))
+  #else
+    #pragma message ("Compiler does not support symbol visibility.")
+    #define DLL_PUBLIC
+  #endif
+#endif
+
+#include <stdio.h>
+
+int DLL_PUBLIC printLibraryString(const char *str)
+{
+    printf("C library says: %s", str);
+    return 3;
+}
diff --git a/meson/test cases/d/5 mixed/meson.build b/meson/test cases/d/5 mixed/meson.build
new file mode 100644
index 000000000..3dad66d0c
--- /dev/null
+++ b/meson/test cases/d/5 mixed/meson.build
@@ -0,0 +1,9 @@
+project('Mixing C and D', 'd', 'c')
+
+ldyn = shared_library('stuff', 'libstuff.c', install : true)
+ed = executable('appdc_d', 'app.d', link_with : ldyn, install : true)
+test('linktest_cdyn', ed)
+
+lstatic = static_library('stuff', 'libstuff.c', install : true)
+es = executable('appdc_s', 'app.d', link_with : lstatic, install : true)
+test('linktest_cstatic', es)
diff --git a/meson/test cases/d/5 mixed/test.json b/meson/test cases/d/5 mixed/test.json
new file mode 100644
index 000000000..c95d0ca0c
--- /dev/null
+++ b/meson/test cases/d/5 mixed/test.json
@@ -0,0 +1,13 @@
+{
+  "installed": [
+    {"type": "exe", "file": "usr/bin/appdc_d"},
+    {"type": "pdb", "file": "usr/bin/appdc_d", "language": "d"},
+    {"type": "exe", "file": "usr/bin/appdc_s"},
+    {"type": "pdb", "file": "usr/bin/appdc_s", "language": "d"},
+    {"type": "file", "file": "usr/lib/libstuff.a"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/stuff"},
+    {"type": "shared_lib", "platform": "msvc",  "file": "usr/bin/stuff"},
+    {"type": "pdb", "file": "usr/bin/stuff", "language": "c"},
+    {"type": "file", "platform": "msvc", "file": "usr/lib/stuff.lib"}
+  ]
+}
diff --git a/meson/test cases/d/6 unittest/app.d b/meson/test cases/d/6 unittest/app.d
new file mode 100644
index 000000000..71c641415
--- /dev/null
+++ b/meson/test cases/d/6 unittest/app.d
@@ -0,0 +1,38 @@
+
+import std.stdio;
+
+uint getFour ()
+{
+    auto getTwo ()
+    {
+        return 1 + 1;
+    }
+
+    return getTwo () + getTwo ();
+}
+
+void main ()
+{
+    import core.stdc.stdlib : exit;
+
+    writeln ("Four: ", getFour ());
+    exit (4);
+}
+
+unittest
+{
+    writeln ("TEST");
+    import core.stdc.stdlib : exit;
+    import second_unit;
+
+    assert (getFour () > 2);
+    assert (getFour () == 4);
+
+    // this is a regression test for https://github.com/mesonbuild/meson/issues/3337
+    secondModuleTestFunc ();
+
+    // we explicitly terminate here to give the unittest program a different exit
+    // code than the main application has.
+    // (this prevents the regular main() from being executed)
+    exit (0);
+}
diff --git a/meson/test cases/d/6 unittest/meson.build b/meson/test cases/d/6 unittest/meson.build
new file mode 100644
index 000000000..49a070047
--- /dev/null
+++ b/meson/test cases/d/6 unittest/meson.build
@@ -0,0 +1,8 @@
+project('D Unittests', 'd')
+
+e = executable('dapp', ['app.d', 'second_unit.d'], install : true)
+test('dapp_run', e, should_fail: true)
+
+e_test = executable('dapp_test', ['app.d', 'second_unit.d'],
+    d_unittest: true)
+test('dapp_test', e_test)
diff --git a/meson/test cases/d/6 unittest/second_unit.d b/meson/test cases/d/6 unittest/second_unit.d
new file mode 100644
index 000000000..fdb62a918
--- /dev/null
+++ b/meson/test cases/d/6 unittest/second_unit.d
@@ -0,0 +1,10 @@
+
+void secondModuleTestFunc ()
+{
+    import std.stdio : writeln;
+
+    version (unittest)
+        writeln ("Hello!");
+    else
+        assert (0);
+}
diff --git a/meson/test cases/d/6 unittest/test.json b/meson/test cases/d/6 unittest/test.json
new file mode 100644
index 000000000..adc4d75a1
--- /dev/null
+++ b/meson/test cases/d/6 unittest/test.json
@@ -0,0 +1,6 @@
+{
+  "installed": [
+    {"type": "exe", "file": "usr/bin/dapp"},
+    {"type": "pdb", "file": "usr/bin/dapp", "language": "d"}
+  ]
+}
diff --git a/meson/test cases/d/7 multilib/app.d b/meson/test cases/d/7 multilib/app.d
new file mode 100644
index 000000000..892596ad9
--- /dev/null
+++ b/meson/test cases/d/7 multilib/app.d
@@ -0,0 +1,9 @@
+
+import say1;
+import say2;
+
+void main ()
+{
+    assert (sayHello1 ("Dave") == 4);
+    assert (sayHello2 ("HAL 9000") == 8);
+}
diff --git a/meson/test cases/d/7 multilib/meson.build b/meson/test cases/d/7 multilib/meson.build
new file mode 100644
index 000000000..1879c083f
--- /dev/null
+++ b/meson/test cases/d/7 multilib/meson.build
@@ -0,0 +1,24 @@
+project('D Multiple Versioned Shared Libraries', 'd')
+
+dc = meson.get_compiler('d')
+if dc.get_id() == 'gcc'
+  if dc.version().version_compare('< 8')
+    error('MESON_SKIP_TEST: GDC < 8.0 can not build shared libraries')
+  endif
+endif
+
+ldyn1 = shared_library('say1',
+    'say1.d',
+    install: true,
+    version : '1.2.3',
+    soversion : '0'
+)
+ldyn2 = shared_library('say2',
+    'say2.d',
+    install: true,
+    version : '1.2.4',
+    soversion : '1'
+)
+
+ed = executable('app_d', 'app.d', link_with: [ldyn1, ldyn2], install: true)
+test('multilink_test', ed)
diff --git a/meson/test cases/d/7 multilib/say1.d b/meson/test cases/d/7 multilib/say1.d
new file mode 100644
index 000000000..605fd2355
--- /dev/null
+++ b/meson/test cases/d/7 multilib/say1.d
@@ -0,0 +1,15 @@
+
+import std.stdio;
+import std.string : format;
+
+export int sayHello1 (string str)
+{
+    writeln ("Hello %s from library 1.".format (str));
+    return 4;
+}
+
+version (Windows)
+{
+    import core.sys.windows.dll;
+    mixin SimpleDllMain;
+}
diff --git a/meson/test cases/d/7 multilib/say1.di b/meson/test cases/d/7 multilib/say1.di
new file mode 100644
index 000000000..8a9ff02da
--- /dev/null
+++ b/meson/test cases/d/7 multilib/say1.di
@@ -0,0 +1 @@
+int sayHello1 (string str);
diff --git a/meson/test cases/d/7 multilib/say2.d b/meson/test cases/d/7 multilib/say2.d
new file mode 100644
index 000000000..7270ebd22
--- /dev/null
+++ b/meson/test cases/d/7 multilib/say2.d
@@ -0,0 +1,15 @@
+
+import std.stdio;
+import std.string : format;
+
+export int sayHello2 (string str)
+{
+    writeln ("Hello %s from library 2.".format (str));
+    return 8;
+}
+
+version (Windows)
+{
+    import core.sys.windows.dll;
+    mixin SimpleDllMain;
+}
diff --git a/meson/test cases/d/7 multilib/say2.di b/meson/test cases/d/7 multilib/say2.di
new file mode 100644
index 000000000..da712f0de
--- /dev/null
+++ b/meson/test cases/d/7 multilib/say2.di
@@ -0,0 +1 @@
+int sayHello2 (string str);
diff --git a/meson/test cases/d/7 multilib/test.json b/meson/test cases/d/7 multilib/test.json
new file mode 100644
index 000000000..5944ae0e1
--- /dev/null
+++ b/meson/test cases/d/7 multilib/test.json
@@ -0,0 +1,18 @@
+{
+  "installed": [
+    {"type": "exe", "file": "usr/bin/app_d"},
+    {"type": "pdb", "file": "usr/bin/app_d", "language": "d"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/say1"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/say1", "version": "0"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/say1", "version": "1.2.3"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/say2"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/say2", "version": "1"},
+    {"type": "shared_lib", "platform": "gcc", "file": "usr/lib/say2", "version": "1.2.4"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/say1", "version": "0"},
+    {"type": "pdb", "file": "usr/bin/say1", "version": "0", "language": "d"},
+    {"type": "shared_lib", "platform": "msvc", "file": "usr/bin/say2", "version": "1"},
+    {"type": "pdb", "file": "usr/bin/say2", "version": "1", "language": "d"},
+    {"type": "implib", "file": "usr/lib/say1"},
+    {"type": "implib", "file": "usr/lib/say2"}
+  ]
+}
diff --git a/meson/test cases/d/8 has multi arguments/meson.build b/meson/test cases/d/8 has multi arguments/meson.build
new file mode 100644
index 000000000..08970572c
--- /dev/null
+++ b/meson/test cases/d/8 has multi arguments/meson.build
@@ -0,0 +1,8 @@
+project('D has arguments test', 'd')
+
+compiler = meson.get_compiler('d')
+
+assert(compiler.compiles('int i;'), 'Basic code test does not compile: ' + compiler.get_id())
+assert(compiler.has_multi_arguments(['-I.', '-J.']), 'Multi argument test does not work: ' + compiler.get_id())
+assert(compiler.has_argument('-I.'), 'Basic argument test does not work: ' + compiler.get_id())
+assert(compiler.has_argument('-flag_a_d_compiler_definitely_does_not_have') == false, 'Basic argument test does not work: ' + compiler.get_id())
diff --git a/meson/test cases/d/9 features/app.d b/meson/test cases/d/9 features/app.d
new file mode 100644
index 000000000..05c56ca5f
--- /dev/null
+++ b/meson/test cases/d/9 features/app.d
@@ -0,0 +1,82 @@
+
+import std.stdio;
+import std.array : split;
+import std.string : strip;
+
+import extra;
+
+auto getMenu ()
+{
+    auto foods = import ("food.txt").strip.split ("\n");
+    return foods;
+}
+
+auto getPeople ()
+{
+    return import ("people.txt").strip.split ("\n");
+}
+
+void main (string[] args)
+{
+    import std.array : join;
+    import core.stdc.stdlib : exit;
+
+    immutable request = args[1];
+    if (request == "menu") {
+        version (No_Menu) {
+        } else {
+            writeln ("On the menu: ", getMenu.join (", "));
+            exit (0);
+        }
+    }
+
+    version (With_People) {
+        if (request == "people") {
+            writeln ("People: ", getPeople.join (", "));
+
+            // only exit successfully if the second module also had its module version set.
+            // this checks for issue https://github.com/mesonbuild/meson/issues/3337
+            if (secondModulePeopleVersionSet ())
+                exit (0);
+            exit (1);
+        }
+    }
+    
+    version (With_VersionInteger)
+        version(3) exit(0);
+
+    version (With_Debug)
+        debug exit(0);
+    
+    version (With_DebugInteger)
+        debug(3) exit(0);
+    
+    version (With_DebugIdentifier)
+        debug(DebugIdentifier) exit(0);
+    
+    version (With_DebugAll) {
+        int dbg = 0;
+        debug dbg++;
+        debug(2) dbg++;
+        debug(3) dbg++;
+        debug(4) dbg++;
+        debug(DebugIdentifier) dbg++;
+        
+        if (dbg == 5)
+            exit(0);
+    }
+
+    // we fail here
+    exit (1);
+}
+
+unittest
+{
+    writeln ("TEST");
+    import core.stdc.stdlib : exit;
+
+    writeln(getMenu);
+    assert (getMenu () == ["Spam", "Eggs", "Spam", "Baked Beans", "Spam", "Spam"]);
+
+    exit (0);
+}
diff --git a/meson/test cases/d/9 features/data/food.txt b/meson/test cases/d/9 features/data/food.txt
new file mode 100644
index 000000000..8275dd02c
--- /dev/null
+++ b/meson/test cases/d/9 features/data/food.txt
@@ -0,0 +1,6 @@
+Spam
+Eggs
+Spam
+Baked Beans
+Spam
+Spam
diff --git a/meson/test cases/d/9 features/data/people.txt b/meson/test cases/d/9 features/data/people.txt
new file mode 100644
index 000000000..abbae060b
--- /dev/null
+++ b/meson/test cases/d/9 features/data/people.txt
@@ -0,0 +1,5 @@
+Rick
+Morty
+Summer
+Beth
+Jerry
diff --git a/meson/test cases/d/9 features/extra.d b/meson/test cases/d/9 features/extra.d
new file mode 100644
index 000000000..832b29207
--- /dev/null
+++ b/meson/test cases/d/9 features/extra.d
@@ -0,0 +1,9 @@
+
+auto secondModulePeopleVersionSet ()
+{
+    version (With_People) {
+        return true;
+    } else {
+        return false;
+    }
+}
diff --git a/meson/test cases/d/9 features/meson.build b/meson/test cases/d/9 features/meson.build
new file mode 100644
index 000000000..06f03414d
--- /dev/null
+++ b/meson/test cases/d/9 features/meson.build
@@ -0,0 +1,106 @@
+project('D Features', 'd', default_options : ['debug=false'])
+
+# ONLY FOR BACKWARDS COMPATIBILITY.
+# DO NOT DO THIS IN NEW CODE!
+# USE include_directories() INSTEAD OF BUILDING
+# STRINGS TO PATHS MANUALLY!
+data_dir = join_paths(meson.current_source_dir(), 'data')
+
+test_src = ['app.d', 'extra.d']
+
+e_plain_bcompat = executable('dapp_menu_bcompat',
+    test_src,
+    d_import_dirs: [data_dir]
+)
+test('dapp_menu_t_fail_bcompat', e_plain_bcompat, should_fail: true)
+test('dapp_menu_t_bcompat', e_plain_bcompat, args: ['menu'])
+
+# directory for data
+# This is the correct way to do this.
+data_dir = include_directories('data')
+
+e_plain = executable('dapp_menu',
+    test_src,
+    d_import_dirs: [data_dir]
+)
+test('dapp_menu_t_fail', e_plain, should_fail: true)
+test('dapp_menu_t', e_plain, args: ['menu'])
+
+
+# test feature versions and string imports
+e_versions = executable('dapp_versions',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['No_Menu', 'With_People']
+)
+test('dapp_versions_t_fail', e_versions, args: ['menu'], should_fail: true)
+test('dapp_versions_t', e_versions, args: ['people'])
+
+# test everything and unittests
+e_test = executable('dapp_test',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['No_Menu', 'With_People'],
+    d_unittest: true
+)
+test('dapp_test', e_test)
+
+# test version level
+e_version_int = executable('dapp_version_int',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_VersionInteger', 3],
+)
+test('dapp_version_int_t', e_version_int, args: ['debug'])
+
+# test version level failure
+e_version_int_fail = executable('dapp_version_int_fail',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_VersionInteger', 2],
+)
+test('dapp_version_int_t_fail', e_version_int_fail, args: ['debug'], should_fail: true)
+
+# test debug conditions: disabled
+e_no_debug = executable('dapp_no_debug',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_Debug'],
+)
+test('dapp_no_debug_t_fail', e_no_debug, args: ['debug'], should_fail: true)
+
+# test debug conditions: enabled
+e_debug = executable('dapp_debug',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_Debug'],
+    d_debug: 1,
+)
+test('dapp_debug_t', e_debug, args: ['debug'])
+
+# test debug conditions: integer
+e_debug_int = executable('dapp_debug_int',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_DebugInteger'],
+    d_debug: 3,
+)
+test('dapp_debug_int_t', e_debug_int, args: ['debug'])
+
+# test debug conditions: identifier
+e_debug_ident = executable('dapp_debug_ident',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_DebugIdentifier'],
+    d_debug: 'DebugIdentifier',
+)
+test('dapp_debug_ident_t', e_debug_ident, args: ['debug'])
+
+# test with all debug conditions at once, and with redundant values
+e_debug_all = executable('dapp_debug_all',
+    test_src,
+    d_import_dirs: [data_dir],
+    d_module_versions: ['With_DebugAll'],
+    d_debug: ['4', 'DebugIdentifier', 2, 'DebugIdentifierUnused'],
+)
+test('dapp_debug_all_t', e_debug_all, args: ['debug'])