test with google test framwork, will keep running the whole test even if the asserstion is wrong

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "googletest"]
+	path = googletest
+	url = https://github.com/google/googletest.git

CMakeLists.txt

@@ -6,6 +6,7 @@ set(CMAKE_CXX_STANDARD 14)
 include_directories(
   # fischl include files
   ${CMAKE_CURRENT_SOURCE_DIR}/include
+  ${CMAKE_CURRENT_SOURCE_DIR}/googletest/googletest/include
 )
 
 add_executable(fischl
@@ -19,3 +20,4 @@ add_executable(fischl
 
 enable_testing()
 add_subdirectory(test)
+add_subdirectory(googletest)

googletest

@@ -0,0 +1 @@
+Subproject commit b10fad38c4026a29ea6561ab15fc4818170d1c10

test/CMakeLists.txt

@@ -17,6 +17,10 @@ add_executable(${TARGET_LAYER2_API}
     layer2_API.cpp
 )
 
+# Link Google Test to your test executables
+target_link_libraries(${TARGET_LAYER0} gtest gtest_main)
+target_link_libraries(${TARGET_LAYER1_API} gtest gtest_main)
+
 # add test to activate ctest -VV
 add_test(NAME ${TARGET_LAYER0} COMMAND sudo ./${TARGET_LAYER0} ${DIR_PLACE})
 add_test(NAME ${TARGET_LAYER1_API} COMMAND sudo ./${TARGET_LAYER1_API} ${DIR_PLACE})

test/layer0.cpp

@@ -1,29 +1,33 @@
-#include <stdio.h>
-#include <string.h>
-#include <assert.h>
+#include <gtest/gtest.h>
 #include "rawdisk.h"
-
-int main(int argc, char *argv[]) {
-    const char* d = (argc < 2) ? "/dev/vdc" : argv[1];
-    
+const char* d;
+TEST(RawDiskTest, WriteReadTest) {
     RawDisk *H = new RawDisk(d);
 
     char *buf = "iloveosdfjlseirfnerig";
-    char readBuffer[512] = {0};  // Initialize to zeros
+    char readBuffer[512] = {0};
 
-    //printf("dir %s, numSectors %lld, diskSize %lld \n", H->dir, H->numSectors, H->diskSize);
-
-    //use number to substitute H->getnumSector(), getnumSectors() are not yest implemented
+    // Write test
     for(u_int64_t i = 0; i < 10; i++) {
-        H->rawdisk_write(i*512, buf, strlen(buf));//Change write_API
+        H->rawdisk_write(i*512, buf, strlen(buf));
     }
-    //use number to substitute H->getnumSector(), getnumSectors() are not yest implemented
+
+    // Read and verify test
     for(u_int64_t i = 0; i < 10; i++) {
-        H->rawdisk_read(i*512, readBuffer, sizeof(readBuffer));//Change read_API
-        assert(strncmp(readBuffer, buf, strlen(buf)) == 0);
+        H->rawdisk_read(i*512, readBuffer, sizeof(readBuffer));
+        EXPECT_EQ(strncmp(readBuffer, buf, strlen(buf)), 0);
     }
 
-    delete H;  // Delete the RawDisk object
-
-    return 0;
+    delete H;
+}
+
+TEST(RawDiskTest, AssertionFailureTest) {
+    EXPECT_EQ(2, 3);  // Intentional failure
+    EXPECT_EQ(4, 1);  // Another intentional failure
+}
+
+int main(int argc, char **argv) {
+    d = (argc < 2) ? "/dev/vdc" : argv[1];//how to do with this?
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
 }

test/layer1_API.cpp

@@ -1,12 +1,13 @@
 #include <stdio.h>
 #include <string.h>
 #include <assert.h>
+#include <gtest/gtest.h>
 #include "fs.h"
 #include <inttypes.h>
 
-int main(int argc, char *argv[]) {
-    const char* d = (argc < 2) ? "/dev/vdc" : argv[1];
+const char* d;
 
+TEST(Layer1Test, APItest) {   
     RawDisk *H = new RawDisk(d);
 
     printf("test inode\n");
@@ -20,21 +21,21 @@ int main(int argc, char *argv[]) {
     for (int j = 0; j < 8; j++) 
         t |= ((u_int64_t)(unsigned char)buffer[j]) << (8 * j);
 
-    assert(t == 2);//the first 1th unused inode will store the next unused inode 2th 
+    EXPECT_EQ(t, 2);//the first 1th unused inode will store the next unused inode 2th 
     //test the number before end of inode 524286th
     H->rawdisk_read((MAX_INODE - 2) * SECTOR_SIZE, buffer, sizeof(buffer));
     t = 0;
     for (int j = 0; j < 8; j++) 
         t |= ((u_int64_t)(unsigned char)buffer[j]) << (8 * j);
     
-    assert(t == MAX_INODE - 1);//store the maximun th inode
+    EXPECT_EQ(t, MAX_INODE - 1);//store the maximun th inode
     //test the end of inode 524287th
     H->rawdisk_read((MAX_INODE - 1) * SECTOR_SIZE, buffer, sizeof(buffer));
     t = 0;
     for (int j = 0; j < 8; j++) 
         t |= ((u_int64_t)(unsigned char)buffer[j]) << (8 * j);
 
-    assert(t == 0);//the end of inode(524287th inode) do not have the next inode address
+    EXPECT_EQ(t, 0);//the end of inode(524287th inode) do not have the next inode address
     /**************************test datablock Initialization***************************/
     //we separate 2048 4kB I/O block(1+2047) as a group and the first I/O block will manage the following 2047 I/O block usage.
     //the first 8 bytes(0~7) in first I/O block store the address of next first I/O block, the following 256(8~263) bytes record 2047 I/O block usage.
@@ -44,14 +45,14 @@ int main(int argc, char *argv[]) {
     for (int j = 0; j < 8; j++) 
         t |= ((u_int64_t)(unsigned char)buffer[j]) << (8 * j);
 
-    assert(t == (MAX_INODE+2048*8)*SECTOR_SIZE);//the first 8 bytes of 4k I/O block will store the next address(after 2048*4k I/O block)
+    EXPECT_EQ(t, (MAX_INODE+2048*8)*SECTOR_SIZE);//the first 8 bytes of 4k I/O block will store the next address(after 2048*4k I/O block)
     //test the end of the datablock
     H->rawdisk_read((MAX_BLOCKNUM - 2048*8) * SECTOR_SIZE, buffer, sizeof(buffer));
     t = 0;
     for (int j = 0; j < 8; j++) 
         t |= ((u_int64_t)(unsigned char)buffer[j]) << (8 * j);
 
-    assert(t == (MAX_BLOCKNUM)*SECTOR_SIZE);
+    EXPECT_EQ(t, (MAX_BLOCKNUM)*SECTOR_SIZE);
 
     /***************************test inode de/allocation**********************************/
     //when requesting an inode, the inode_allocation will give you the inode number, we use inode_list to store the sequence allocate inode
@@ -62,7 +63,7 @@ int main(int argc, char *argv[]) {
     //printf("Allocate 20 inode num:{");
     for(int i=0;i<20;i++){
         inode_list[i] = inop.inode_allocate(*H);
-        assert(inode_list[i] == i+1);
+        EXPECT_EQ(inode_list[i], i+1);
         //printf(" %d", inode_list[i]);
     }
     //printf("}\n");
@@ -75,7 +76,7 @@ int main(int argc, char *argv[]) {
     for(int i=10;i<20;i++){
         inode_list[i] = inop.inode_allocate(*H);
         //printf("inode %d, rec_f %d\n,", inode_list[i],record_free[rec]);
-        assert(inode_list[i] == record_free[rec]);
+        EXPECT_EQ(inode_list[i], record_free[rec]);
         rec--;
     }
     printf("}\n");
@@ -105,7 +106,7 @@ int main(int argc, char *argv[]) {
     for(int i=0;i<10;i++){
         //printf("%dth data block allocate again addres: ", i);
         for(int j=0;j<3;j++){
-            assert(inode_inside[i].datablock_allocate(*H) == rec_datablock_free[i][j]);
+            EXPECT_EQ(inode_inside[i].datablock_allocate(*H), rec_datablock_free[i][j]);
             //printf("%d," ,inode_inside[i].datablock_allocate(*H));
         }
         //printf("\n");
@@ -113,6 +114,10 @@ int main(int argc, char *argv[]) {
 
     //printf("}\n");
     delete H;  // Delete the RawDisk object
-
-    return 0;
+}
+
+int main(int argc, char **argv) {
+    d = (argc < 2) ? "/dev/vdc" : argv[1];//how to do with this?
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
 }