summaryrefslogtreecommitdiff
path: root/src/pal/tests/palsuite/c_runtime/ferror/test1/test1.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/pal/tests/palsuite/c_runtime/ferror/test1/test1.cpp')
-rw-r--r--src/pal/tests/palsuite/c_runtime/ferror/test1/test1.cpp74
1 files changed, 74 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/ferror/test1/test1.cpp b/src/pal/tests/palsuite/c_runtime/ferror/test1/test1.cpp
new file mode 100644
index 0000000000..516f2531ed
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/ferror/test1/test1.cpp
@@ -0,0 +1,74 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+/*=====================================================================
+**
+** Source: test1.c
+**
+** Purpose: Tests the PAL implementation of the ferror function.
+**
+** Depends:
+** fopen
+** fread
+** fclose
+**
+**
+**
+**===================================================================*/
+
+#include <palsuite.h>
+
+int __cdecl main(int argc, char **argv)
+{
+ const char filename[] = "testfile";
+ char buffer[128];
+ FILE * fp = NULL;
+ int result;
+
+ if (PAL_Initialize(argc, argv))
+ {
+ return FAIL;
+ }
+
+
+ /* Open a file in READ mode */
+
+ if((fp = fopen(filename, "r")) == NULL)
+ {
+ Fail("Unable to open a file for reading. Is the file "
+ "in the directory? It should be.");
+ }
+
+ /* Read 10 characters from the file. The file has 15
+ characters in it.
+ */
+
+ if((result = fread(buffer,1,10,fp)) == 0)
+ {
+ Fail("ERROR: Zero characters read from the file. It should have "
+ "read 10 character in from a 15 character file.");
+ }
+
+ if(ferror(fp) != 0)
+ {
+ Fail("ERROR: ferror returned a value not equal to 0. The read "
+ "operation shouldn't have caused an error, and ferror should "
+ "return 0 still.");
+ }
+
+ /*
+ Close the open file and end the test.
+ */
+
+ if(fclose(fp) != 0)
+ {
+ Fail("ERROR: fclose failed when trying to close a file pointer. "
+ "This test depends on fclose working properly.");
+ }
+
+ PAL_Terminate();
+ return PASS;
+}
+
+