+static void test14(BattFsSuper *disk)
+{
+ BattFs fd1;
+
+ kprintf("Test14: write file test across page boundary and seek test\n");
+
+ fp = fopen(test_filename, "w+");
+
+ const unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
+ unsigned int INODE = 0;
+ unsigned int MODE = 0;
+ uint8_t buf[PAGE_FILL + BATTFS_HEADER_LEN / 2];
+
+ disk->erase(disk, 0);
+ battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
+ battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
+ battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
+ disk->erase(disk, 4);
+ battfs_writeTestBlock(disk, 5, INODE, 0, PAGE_FILL, 2);
+ battfs_writeTestBlock(disk, 6, INODE, 1, PAGE_FILL, 3);
+ battfs_writeTestBlock(disk, 7, INODE, 0, PAGE_FILL, 3);
+
+ fclose(fp);
+
+ ASSERT(battfs_init(disk));
+ ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
+
+ uint8_t val = 0;
+ for (size_t i = 0; i < sizeof(buf); i++)
+ buf[i] = val++;
+ ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
+ ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf));
+
+ for (size_t i = 0; i < sizeof(buf); i++)
+ buf[i] = val++;
+ ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
+ ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 2);
+
+ for (size_t i = 0; i < sizeof(buf); i++)
+ buf[i] = val++;
+ ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
+ ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 3);
+
+ ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
+ ASSERT(fd1.fd.seek_pos == 0);
+ val = 0;
+
+ memset(buf, 0, sizeof(buf));
+ ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
+ for (size_t i = 0; i < sizeof(buf); i++)
+ ASSERT(buf[i] == val++);
+
+ memset(buf, 0, sizeof(buf));
+ ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
+ for (size_t i = 0; i < sizeof(buf); i++)
+ ASSERT(buf[i] == val++);
+
+ memset(buf, 0, sizeof(buf));
+ ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
+ for (size_t i = 0; i < sizeof(buf); i++)
+ ASSERT(buf[i] == val++);
+
+ ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 3);
+
+ ASSERT(kfile_close(&fd1.fd) == 0);
+ ASSERT(battfs_close(disk));
+
+ kprintf("Test14: passed\n");
+}
+