[PATCH] D56153: [sanitizer_common] Add test for popen()

[Michał Górny via Phabricator via cfe-commits]

mgorny created this revision.
mgorny added reviewers: krytarowski, vitalybuka.
Herald added subscribers: Sanitizers, llvm-commits, kubamracek.

Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D56153

Files:
  test/sanitizer_common/TestCases/Posix/popen.cc


Index: test/sanitizer_common/TestCases/Posix/popen.cc
===================================================================
--- /dev/null
+++ test/sanitizer_common/TestCases/Posix/popen.cc
@@ -0,0 +1,18 @@
+// RUN: %clangxx -g %s -o %t && %run %t | FileCheck %s
+// CHECK: 1
+// CHECK-NEXT: 2
+
+#include <assert.h>
+#include <stdio.h>
+
+int main(void) {
+  // use a tool that produces different output than input to verify
+  // that everything worked correctly
+  FILE *fp = popen("sort", "w");
+  assert(fp);
+  assert(fputs("2\n", fp) >= 0);
+  assert(fputs("1\n", fp) >= 0);
+  assert(pclose(fp) == 0);
+
+  return 0;
+}



Index: test/sanitizer_common/TestCases/Posix/popen.cc
===================================================================
--- /dev/null
+++ test/sanitizer_common/TestCases/Posix/popen.cc
@@ -0,0 +1,18 @@
+// RUN: %clangxx -g %s -o %t && %run %t | FileCheck %s
+// CHECK: 1
+// CHECK-NEXT: 2
+
+#include <assert.h>
+#include <stdio.h>
+
+int main(void) {
+  // use a tool that produces different output than input to verify
+  // that everything worked correctly
+  FILE *fp = popen("sort", "w");
+  assert(fp);
+  assert(fputs("2\n", fp) >= 0);
+  assert(fputs("1\n", fp) >= 0);
+  assert(pclose(fp) == 0);
+
+  return 0;
+}

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