Golang FakeFileSystem.GlobErr方法代碼示例

//.........這裏部分代碼省略.........
				dataDir := fs.GetFileTestStat("/fake-dir/data")
				Expect(dataDir.FileType).To(Equal(fakesys.FakeFileTypeDir))
				Expect(dataDir.FileMode).To(Equal(os.FileMode(0750)))
			})

			It("creates new partition even if the data directory is not empty", func() {
				fs.SetGlob(path.Join("/fake-dir", "data", "*"), []string{"something"})

				err := act()
				Expect(err).ToNot(HaveOccurred())
				Expect(partitioner.PartitionCalled).To(BeTrue())
				Expect(formatter.FormatCalled).To(BeTrue())
				Expect(mounter.MountCalled).To(BeTrue())
			})
		}

		Context("when ephemeral disk path is provided", func() {
			act := func() error { return platform.SetupEphemeralDiskWithPath("/dev/xvda") }

			itSetsUpEphemeralDisk(act)

			It("returns error if creating data dir fails", func() {
				fs.MkdirAllError = errors.New("fake-mkdir-all-err")

				err := act()
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("fake-mkdir-all-err"))
				Expect(partitioner.PartitionCalled).To(BeFalse())
				Expect(formatter.FormatCalled).To(BeFalse())
				Expect(mounter.MountCalled).To(BeFalse())
			})

			It("returns err when the data directory cannot be globbed", func() {
				fs.GlobErr = errors.New("fake-glob-err")

				err := act()
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("Globbing ephemeral disk mount point `/fake-dir/data/*'"))
				Expect(err.Error()).To(ContainSubstring("fake-glob-err"))
				Expect(partitioner.PartitionCalled).To(BeFalse())
				Expect(formatter.FormatCalled).To(BeFalse())
				Expect(mounter.MountCalled).To(BeFalse())
			})

			It("returns err when mem stats are unavailable", func() {
				collector.MemStatsErr = errors.New("fake-memstats-error")
				err := act()
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("Calculating partition sizes"))
				Expect(err.Error()).To(ContainSubstring("fake-memstats-error"))
				Expect(partitioner.PartitionCalled).To(BeFalse())
				Expect(formatter.FormatCalled).To(BeFalse())
				Expect(mounter.MountCalled).To(BeFalse())
			})

			It("returns an error when partitioning fails", func() {
				partitioner.PartitionErr = errors.New("fake-partition-error")
				err := act()
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("Partitioning ephemeral disk `/dev/xvda'"))
				Expect(err.Error()).To(ContainSubstring("fake-partition-error"))
				Expect(formatter.FormatCalled).To(BeFalse())
				Expect(mounter.MountCalled).To(BeFalse())
			})

			It("formats swap and data partitions", func() {

					fs,
					logger,
				),
				NewFileBundle(
					installPath+"/fake-bundle-2-name/fake-bundle-2-version-1",
					enablePath+"/fake-bundle-2-name",
					fs,
					logger,
				),
			}

			Expect(bundles).To(Equal(expectedBundles))
		})

		It("returns error when glob fails to execute", func() {
			fs.GlobErr = errors.New("fake-glob-error")

			_, err := fileBundleCollection.List()
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fake-glob-error"))
		})

		It("returns error when bundle cannot be built from matched path", func() {
			invalidPaths := []string{
				"",
				"/",
				"before-slash/",
				"/after-slash",
				"no-slash",
			}

//.........這裏部分代碼省略.........
				interfacePaths = append(interfacePaths, writeNetworkDevice(iface, networkSettings.Mac, true))
			}

			for _, iface := range virtualInterfaces {
				interfacePaths = append(interfacePaths, writeNetworkDevice(iface, "virtual", false))
			}

			fs.SetGlob("/sys/class/net/*", interfacePaths)
		}

		stubInterfaces := func(physicalInterfaces map[string]boshsettings.Network) {
			stubInterfacesWithVirtual(physicalInterfaces, nil)
		}

		It("writes a network script for static and dynamic interfaces", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"ethdhcp":   dhcpNetwork,
				"ethstatic": staticNetwork,
			})

			err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
			Expect(err).ToNot(HaveOccurred())

			staticConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
			Expect(staticConfig).ToNot(BeNil())
			Expect(staticConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))

			dhcpConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethdhcp")
			Expect(dhcpConfig).ToNot(BeNil())
			Expect(dhcpConfig.StringContents()).To(Equal(expectedNetworkConfigurationForDHCP))
		})

		It("returns errors from glob /sys/class/net/", func() {
			fs.GlobErr = errors.New("fs-glob-error")
			err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fs-glob-error"))
		})

		It("returns errors from writing the network configuration", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"dhcp":   dhcpNetwork,
				"static": staticNetwork,
			})
			fs.WriteFileError = errors.New("fs-write-file-error")
			err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fs-write-file-error"))
		})

		It("returns errors when it can't create network interface configurations", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"ethstatic": staticNetwork,
			})

			staticNetwork.Netmask = "not an ip" //will cause InterfaceConfigurationCreator to fail
			err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, nil)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("Creating interface configurations"))
		})

		It("wrtites a dhcp configuration if there are dhcp networks", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"ethdhcp":   dhcpNetwork,
				"ethstatic": staticNetwork,
			})

//.........這裏部分代碼省略.........
		It("writes /etc/network/interfaces without dns-namservers if there are no dns servers", func() {
			staticNetworkWithoutDNS := boshsettings.Network{
				Type:    "manual",
				IP:      "1.2.3.4",
				Netmask: "255.255.255.0",
				Gateway: "3.4.5.6",
				Mac:     "fake-static-mac-address",
			}

			stubInterfaces(map[string]boshsettings.Network{
				"ethstatic": staticNetworkWithoutDNS,
			})

			err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetworkWithoutDNS}, nil)
			Expect(err).ToNot(HaveOccurred())

			networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
			Expect(networkConfig).ToNot(BeNil())
			Expect(networkConfig.StringContents()).To(Equal(`# Generated by bosh-agent
auto lo
iface lo inet loopback

auto ethstatic
iface ethstatic inet static
    address 1.2.3.4
    network 1.2.3.0
    netmask 255.255.255.0
    broadcast 1.2.3.255
    gateway 3.4.5.6
`))
		})

		It("returns errors from glob /sys/class/net/", func() {
			fs.GlobErr = errors.New("fs-glob-error")
			err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fs-glob-error"))
		})

		It("returns errors from writing the network configuration", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"dhcp":   dhcpNetwork,
				"static": staticNetwork,
			})
			fs.WriteFileError = errors.New("fs-write-file-error")
			err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fs-write-file-error"))
		})

		It("returns errors when it can't creating network interface configurations", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"ethdhcp":   dhcpNetwork,
				"ethstatic": staticNetwork,
			})
			staticNetwork.Netmask = "not an ip" //will cause InterfaceConfigurationCreator to fail
			err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, nil)
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("Creating interface configurations"))
		})

		It("writes a dhcp configuration if there are dhcp networks", func() {
			stubInterfaces(map[string]boshsettings.Network{
				"ethdhcp":   dhcpNetwork,
				"ethstatic": staticNetwork,
			})

			fakeFs.WriteFileString("/path/to/delete/stuff/in/delete_me_1.foo", "goodbye")
			fakeFs.WriteFileString("/path/to/delete/stuff/in/delete_me_2.foo", "goodbye")
			fakeFs.WriteFileString("/path/to/other/things/in/delete_me_3.foo", "goodbye")
			fakeFs.SetGlob("/path/to/delete/stuff/in/delete_me_*", []string{
				"/path/to/delete/stuff/in/delete_me_1.foo",
				"/path/to/delete/stuff/in/delete_me_2.foo",
			})
			count, err := cert.DeleteFiles(fakeFs, "/path/to/delete/stuff/in/", "delete_me_")
			Expect(err).ToNot(HaveOccurred())
			Expect(count).To(Equal(2))
			Expect(countFiles(fakeFs, "/path/to/delete/stuff/in/")).To(Equal(0))
			Expect(countFiles(fakeFs, "/path/to/other/things/in/")).To(Equal(1))
		})

		It("returns an error when glob fails", func() {
			fakeFs.GlobErr = errors.New("couldn't walk")
			fakeFs.WriteFileString("/path/to/delete/stuff/in/delete_me_1.foo", "goodbye")
			fakeFs.WriteFileString("/path/to/delete/stuff/in/delete_me_2.bar", "goodbye")
			count, err := cert.DeleteFiles(fakeFs, "/path/to/delete/stuff/in/", "delete_me_")
			Expect(err).To(HaveOccurred())
			Expect(count).To(Equal(0))
		})

		It("returns an error when RemoveAll() fails", func() {
			fakeFs.RemoveAllError = errors.New("couldn't delete")
			fakeFs.WriteFileString("/path/to/delete/stuff/in/delete_me_1.foo", "goodbye")
			fakeFs.WriteFileString("/path/to/delete/stuff/in/delete_me_2.bar", "goodbye")
			fakeFs.SetGlob("/path/to/delete/stuff/in/delete_me_*", []string{
				"/path/to/delete/stuff/in/delete_me_1.foo",
				"/path/to/delete/stuff/in/delete_me_2.bar",
			})