diff options
Diffstat (limited to 'src/pal/tests/palsuite/c_runtime/fgets')
10 files changed, 378 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/fgets/CMakeLists.txt b/src/pal/tests/palsuite/c_runtime/fgets/CMakeLists.txt new file mode 100644 index 0000000000..1962ade358 --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/CMakeLists.txt @@ -0,0 +1,6 @@ +cmake_minimum_required(VERSION 2.8.12.2) + +add_subdirectory(test1) +add_subdirectory(test2) +add_subdirectory(test3) + diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test1/CMakeLists.txt b/src/pal/tests/palsuite/c_runtime/fgets/test1/CMakeLists.txt new file mode 100644 index 0000000000..672d910c85 --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test1/CMakeLists.txt @@ -0,0 +1,19 @@ +cmake_minimum_required(VERSION 2.8.12.2) + +set(CMAKE_INCLUDE_CURRENT_DIR ON) + +set(SOURCES + test1.c +) + +add_executable(paltest_fgets_test1 + ${SOURCES} +) + +add_dependencies(paltest_fgets_test1 coreclrpal) + +target_link_libraries(paltest_fgets_test1 + pthread + m + coreclrpal +) diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test1/test1.c b/src/pal/tests/palsuite/c_runtime/fgets/test1/test1.c new file mode 100644 index 0000000000..5e0e62dece --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test1/test1.c @@ -0,0 +1,102 @@ +// 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: Writes a simple file and calls fgets() to get a string shorter +** than the first line of the file. Verifies that the correct +** string is returned. +** +** +**==========================================================================*/ + +#include <palsuite.h> + +int __cdecl main(int argc, char **argv) +{ + const char outBuf1[] = "This is a test.\n"; + const char outBuf2[] = "This is too."; + char inBuf[sizeof(outBuf1) + sizeof(outBuf2)]; + const char filename[] = "testfile.tmp"; + const int offset = 5; /* value chosen arbitrarily */ + int actualLen; + int expectedLen; + FILE * fp; + + if (PAL_Initialize(argc, argv)) + { + return FAIL; + } + + + /*write the file that we will use to test */ + fp = fopen(filename, "w"); + if (fp == NULL) + { + Fail("Unable to open file for write.\n"); + } + + fwrite(outBuf1, sizeof(outBuf1[0]), sizeof(outBuf1), fp); + fwrite(outBuf2, sizeof(outBuf2[0]), sizeof(outBuf2), fp); + + if (fclose(fp) != 0) + { + Fail("Error closing a file opened for write.\n"); + } + + + /*now read back the entire first string*/ + fp = fopen(filename, "r"); + if (fp == NULL) + { + Fail("Unable to open file for read.\n"); + } + + /*note: +1 because strlen() returns the length of a string _not_ + including the NULL, while fgets() returns a string of specified + maximum length _including_ the NULL.*/ + if (fgets(inBuf, strlen(outBuf1) - offset + 1, fp) != inBuf) + { + Fail("Error reading from file using fgets.\n"); + } + + + expectedLen = strlen(outBuf1) - offset; + actualLen = strlen(inBuf); + + if (actualLen < expectedLen) + { + Fail("fgets() was asked to read a one-line string and given the " + "length of the string as a parameter. The string it has " + "read is too short.\n"); + } + if (actualLen > expectedLen) + { + Fail("fgets() was asked to read a one-line string and given the " + "length of the string as a parameter. The string it has " + "read is too long.\n"); + } + if (memcmp(inBuf, outBuf1, actualLen) != 0) + { + /*We didn't read back exactly outBuf1*/ + Fail("fgets() was asked to read a one-line string, and given the " + "length of the string as an parameter. It has returned a " + "string of the correct length, but the contents are not " + "correct.\n"); + } + + if (fclose(fp) != 0) + { + Fail("Error closing file after using fgets().\n"); + } + + + PAL_Terminate(); + return PASS; + +} + + diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test1/testinfo.dat b/src/pal/tests/palsuite/c_runtime/fgets/test1/testinfo.dat new file mode 100644 index 0000000000..70ea6690ca --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test1/testinfo.dat @@ -0,0 +1,15 @@ +# 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. + +Version = 1.0 +Section = C Runtime +Function = fgets +Name = Positive Test for fgets +TYPE = DEFAULT +EXE1 = test1 +Description += Writes a simple file and calls fgets() to get a string shorter than += the first line of the file. Verifies that the correct string is += returned. + diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test2/CMakeLists.txt b/src/pal/tests/palsuite/c_runtime/fgets/test2/CMakeLists.txt new file mode 100644 index 0000000000..d39401536b --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test2/CMakeLists.txt @@ -0,0 +1,19 @@ +cmake_minimum_required(VERSION 2.8.12.2) + +set(CMAKE_INCLUDE_CURRENT_DIR ON) + +set(SOURCES + test2.c +) + +add_executable(paltest_fgets_test2 + ${SOURCES} +) + +add_dependencies(paltest_fgets_test2 coreclrpal) + +target_link_libraries(paltest_fgets_test2 + pthread + m + coreclrpal +) diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test2/test2.c b/src/pal/tests/palsuite/c_runtime/fgets/test2/test2.c new file mode 100644 index 0000000000..fa37cdbc13 --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test2/test2.c @@ -0,0 +1,97 @@ +// 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: test2.c +** +** Purpose: Calls fgets to read a full line from a file. A maximum length +** parameter greater than the length of the line is passed. +** +** +**==========================================================================*/ + +#include <palsuite.h> + +int __cdecl main(int argc, char **argv) +{ + const char outBuf1[] = "This is a test.\n"; + const char outBuf2[] = "This is too."; + + char inBuf[sizeof(outBuf1) + sizeof(outBuf2)]; + const char filename[] = "testfile.tmp"; + const int offset = 5; /*value chosen arbitrarily*/ + int expectedLen; + int actualLen; + + FILE * fp; + + if (PAL_Initialize(argc, argv)) + { + return FAIL; + } + + + /*write the file that we will use to test */ + fp = fopen(filename, "w"); + if (fp == NULL) + { + Fail("Unable to open file for write.\n"); + } + + fwrite(outBuf1, sizeof(outBuf1[0]), sizeof(outBuf1), fp); + fwrite(outBuf2, sizeof(outBuf2[0]), sizeof(outBuf2), fp); + + if (fclose(fp) != 0) + { + Fail("error closing stream opened for write.\n"); + } + + /*Read until the first linebreak*/ + fp = fopen(filename, "r"); + if (fp == NULL) + { + Fail("Unable to open file for read.\n"); + } + + + if (fgets(inBuf, sizeof(outBuf1) + offset , fp) != inBuf) + { + Fail("Error reading from file using fgets.\n"); + } + + /*note: -1 because strlen returns the length of a string _not_ + including the NULL, while fgets returns a string of specified + maximum length _including_ the NULL.*/ + expectedLen = strlen(outBuf1); + actualLen = strlen(inBuf); + if (actualLen > expectedLen) + { + Fail("fgets() was asked to read the first line of a file, but did " + "not stop at the end of the line.\n"); + } + else if (actualLen < expectedLen) + { + Fail("fgets() was asked to read the first line of a file, but did " + "not read the entire line.\n"); + } + else if (memcmp(inBuf, outBuf1, actualLen) != 0) + { + /*We didn't read back exactly outBuf1*/ + Fail("fgets() was asked to read the first line of a file. It " + "has read back a string of the correct length, but the" + " contents are not correct.\n"); + } + + if (fclose(fp) != 0) + { + Fail("Error closing file after using fgets().\n"); + } + + PAL_Terminate(); + return PASS; + +} + + diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test2/testinfo.dat b/src/pal/tests/palsuite/c_runtime/fgets/test2/testinfo.dat new file mode 100644 index 0000000000..d282dbaa65 --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test2/testinfo.dat @@ -0,0 +1,14 @@ +# 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. + +Version = 1.0 +Section = C Runtime +Function = fgets +Name = Positive Test for fgets +TYPE = DEFAULT +EXE1 = test2 +Description += Calls fgets to read a full line from a file. A maximum length += parameter greater than the length of the line is passed. + diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test3/CMakeLists.txt b/src/pal/tests/palsuite/c_runtime/fgets/test3/CMakeLists.txt new file mode 100644 index 0000000000..50f0901ee1 --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test3/CMakeLists.txt @@ -0,0 +1,19 @@ +cmake_minimum_required(VERSION 2.8.12.2) + +set(CMAKE_INCLUDE_CURRENT_DIR ON) + +set(SOURCES + test3.c +) + +add_executable(paltest_fgets_test3 + ${SOURCES} +) + +add_dependencies(paltest_fgets_test3 coreclrpal) + +target_link_libraries(paltest_fgets_test3 + pthread + m + coreclrpal +) diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test3/test3.c b/src/pal/tests/palsuite/c_runtime/fgets/test3/test3.c new file mode 100644 index 0000000000..525ba9327f --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test3/test3.c @@ -0,0 +1,73 @@ +// 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: test3.c +** +** Purpose: Tries to read from an empty file using fgets(), to verify +** handling of EOF condition. +** +** +**==========================================================================*/ + +#include <palsuite.h> + +int __cdecl main(int argc, char **argv) +{ + char inBuf[10]; + const char filename[] = "testfile.tmp"; + + FILE * fp; + if (PAL_Initialize(argc, argv)) + { + return FAIL; + } + + + /*write the empty file that we will use to test */ + fp = fopen(filename, "w"); + if (fp == NULL) + { + Fail("Unable to open file for write.\n"); + } + + /*Don't write anything*/ + + if (fclose(fp) != 0) + { + Fail("Error closing stream opened for write.\n"); + } + + + /*Open the file and try to read.*/ + fp = fopen(filename, "r"); + if (fp == NULL) + { + Fail("Unable to open file for read.\n"); + } + + + if (fgets(inBuf, sizeof(inBuf) , fp) != NULL) + { + /*NULL could also mean an error condition, but since the PAL + doesn't supply feof or ferror, we can't distinguish between + the two.*/ + Fail("fgets doesn't handle EOF properly. When asked to read from " + "an empty file, it didn't return NULL as it should have.\n"); + } + + if (fclose(fp) != 0) + { + Fail("Error closing an empty file after trying to use fgets().\n"); + } + PAL_Terminate(); + return PASS; + +} + + + + + diff --git a/src/pal/tests/palsuite/c_runtime/fgets/test3/testinfo.dat b/src/pal/tests/palsuite/c_runtime/fgets/test3/testinfo.dat new file mode 100644 index 0000000000..e10cf89968 --- /dev/null +++ b/src/pal/tests/palsuite/c_runtime/fgets/test3/testinfo.dat @@ -0,0 +1,14 @@ +# 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. + +Version = 1.0 +Section = C Runtime +Function = fgets +Name = Positive Test for fgets +TYPE = DEFAULT +EXE1 = test3 +Description += Tries to read from an empty file using fgets(), to verify handling of += EOF condition. + |