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-rw-r--r--tests/mmap_file.c27
-rw-r--r--tests/test_browser.py11
-rw-r--r--tests/test_core.py27
3 files changed, 42 insertions, 23 deletions
diff --git a/tests/mmap_file.c b/tests/mmap_file.c
new file mode 100644
index 00000000..6eed95e0
--- /dev/null
+++ b/tests/mmap_file.c
@@ -0,0 +1,27 @@
+#include <stdio.h>
+#include <sys/mman.h>
+#include <emscripten.h>
+#include <string.h>
+#include <assert.h>
+
+int main() {
+ printf("*\n");
+ FILE *f = fopen("data.dat", "r");
+ char *m;
+ m = (char*)mmap(NULL, 9000, PROT_READ, MAP_PRIVATE, fileno(f), 0);
+ for (int i = 0; i < 20; i++) putchar(m[i]);
+ assert(!strncmp(m, "data from the file .", 20));
+ munmap(m, 9000);
+ printf("\n");
+ m = (char*)mmap(NULL, 9000, PROT_READ, MAP_PRIVATE, fileno(f), 5);
+ for (int i = 0; i < 20; i++) putchar(m[i]);
+ assert(!strncmp(m, "from the file ......", 20));
+ munmap(m, 9000);
+ printf("\n*\n");
+
+#ifdef REPORT_RESULT
+ int result = 1;
+ REPORT_RESULT();
+#endif
+ return 0;
+}
diff --git a/tests/test_browser.py b/tests/test_browser.py
index 2ff9106b..d52f109f 100644
--- a/tests/test_browser.py
+++ b/tests/test_browser.py
@@ -338,7 +338,7 @@ If manually bisecting:
("somefile.txt@/directory/file.txt", "/directory/file.txt"),
("somefile.txt@/directory/file.txt", "directory/file.txt"),
(absolute_src_path + "@/directory/file.txt", "directory/file.txt")]
-
+
for test in test_cases:
(srcpath, dstpath) = test
print 'Testing', srcpath, dstpath
@@ -346,6 +346,11 @@ If manually bisecting:
Popen([PYTHON, EMCC, os.path.join(self.get_dir(), 'main.cpp'), '--preload-file', srcpath, '-o', 'page.html']).communicate()
self.run_browser('page.html', 'You should see |load me right before|.', '/report_result?1')
+ # Test that '--no-heap-copy' works.
+ make_main('somefile.txt')
+ Popen([PYTHON, EMCC, os.path.join(self.get_dir(), 'main.cpp'), '--preload-file', 'somefile.txt', '--no-heap-copy', '-o', 'page.html']).communicate()
+ self.run_browser('page.html', 'You should see |load me right before|.', '/report_result?1')
+
# By absolute path
make_main('somefile.txt') # absolute becomes relative
@@ -1566,3 +1571,7 @@ keydown(100);keyup(100); // trigger the end
Popen([PYTHON, EMCC, path_from_root('tests', 'browser_module.cpp'), '-o', 'module.js', '-O2', '-s', 'SIDE_MODULE=1', '-s', 'DLOPEN_SUPPORT=1', '-s', 'EXPORTED_FUNCTIONS=["_one", "_two"]']).communicate()
self.btest('browser_main.cpp', args=['-O2', '-s', 'MAIN_MODULE=1', '-s', 'DLOPEN_SUPPORT=1'], expected='8')
+ def test_mmap_file(self):
+ open(self.in_dir('data.dat'), 'w').write('data from the file ' + ('.' * 9000))
+ for extra_args in [[], ['--no-heap-copy']]:
+ self.btest(path_from_root('tests', 'mmap_file.c'), expected='1', args=['--preload-file', 'data.dat'] + extra_args)
diff --git a/tests/test_core.py b/tests/test_core.py
index a4fcd0e6..0cd619b0 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -8594,30 +8594,13 @@ void*:16
def test_mmap_file(self):
if self.emcc_args is None: return self.skip('requires emcc')
- self.emcc_args += ['--embed-file', 'data.dat']
+ for extra_args in [[], ['--no-heap-copy']]:
+ self.emcc_args += ['--embed-file', 'data.dat'] + extra_args
- open(self.in_dir('data.dat'), 'w').write('data from the file ' + ('.' * 9000))
+ open(self.in_dir('data.dat'), 'w').write('data from the file ' + ('.' * 9000))
- src = r'''
- #include <stdio.h>
- #include <sys/mman.h>
-
- int main() {
- printf("*\n");
- FILE *f = fopen("data.dat", "r");
- char *m;
- m = (char*)mmap(NULL, 9000, PROT_READ, MAP_PRIVATE, fileno(f), 0);
- for (int i = 0; i < 20; i++) putchar(m[i]);
- munmap(m, 9000);
- printf("\n");
- m = (char*)mmap(NULL, 9000, PROT_READ, MAP_PRIVATE, fileno(f), 5);
- for (int i = 0; i < 20; i++) putchar(m[i]);
- munmap(m, 9000);
- printf("\n*\n");
- return 0;
- }
- '''
- self.do_run(src, '*\ndata from the file .\nfrom the file ......\n*\n')
+ src = open(path_from_root('tests', 'mmap_file.c')).read()
+ self.do_run(src, '*\ndata from the file .\nfrom the file ......\n*\n')
def test_cubescript(self):
if self.emcc_args is None: return self.skip('requires emcc')