diff options
| -rw-r--r-- | kernel/src/filesystem/vfs.tests.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/kernel/src/filesystem/vfs.tests.cpp b/kernel/src/filesystem/vfs.tests.cpp index add96aa..0f1d6d5 100644 --- a/kernel/src/filesystem/vfs.tests.cpp +++ b/kernel/src/filesystem/vfs.tests.cpp @@ -148,6 +148,69 @@ SCENARIO_METHOD(kernel::tests::filesystem::storage_boot_module_vfs_fixture, "VFS REQUIRE(mounted_monkey != nullptr); } + THEN("image can be mounted on / file opened and unmounted again") + { + auto info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 != nullptr); + + REQUIRE(vfs.do_mount("/dev/ram16", "/") == kernel::filesystem::vfs::operation_result::success); + + info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 == nullptr); + + auto water = vfs.open("/monkey_house/infrastructure/water.txt"); + REQUIRE(water != nullptr); + + REQUIRE(vfs.unmount("/") == kernel::filesystem::vfs::operation_result::success); + + info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 != nullptr); + } + + THEN("image can be mounted on / just the boot root has /dev") + { + auto info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 != nullptr); + + REQUIRE(vfs.do_mount("/dev/ram16", "/") == kernel::filesystem::vfs::operation_result::success); + + info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 == nullptr); + + auto water = vfs.open("/monkey_house/infrastructure/water.txt"); + REQUIRE(water != nullptr); + + auto dev_ram_16 = vfs.open("/dev/ram16"); + REQUIRE(dev_ram_16 == nullptr); + + REQUIRE(vfs.do_mount("/dev/ram32", "/") == kernel::filesystem::vfs::operation_result::non_existent_path); + + REQUIRE(vfs.unmount("/") == kernel::filesystem::vfs::operation_result::success); + + auto dev_ram_32 = vfs.open("/dev/ram32"); + REQUIRE(dev_ram_32 != nullptr); + } + + THEN("boot root can be unmounted and remounted again but /dev is not re-grafted") + { + auto info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 != nullptr); + + REQUIRE(vfs.unmount("/dev") == kernel::filesystem::vfs::operation_result::success); + REQUIRE(vfs.unmount("/") == kernel::filesystem::vfs::operation_result::success); + + info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 == nullptr); + + REQUIRE(vfs.do_mount("/dev/ram0", "/") == kernel::filesystem::vfs::operation_result::success); + + info_1 = vfs.open("/information/info_1.txt"); + REQUIRE(info_1 != nullptr); + + auto dev_ram_0 = vfs.open("/dev/ram0"); + REQUIRE(dev_ram_0 == nullptr); + } + THEN("mount with null file system fails") { REQUIRE(vfs.do_mount("/closed.txt", "/information") == |