added unit tests for Systeminfo class

test/systeminfo_test.rb

@@ -0,0 +1,313 @@
+# frozen_string_literal: true
+
+require_relative "test_helper"
+
+require "bootloader/systeminfo"
+
+describe Bootloader::Systeminfo do
+  let(:arch) { nil }
+
+  before do
+    allow(Yast::Arch).to receive(:architecture).and_return(arch)
+    allow(Yast::SCR).to receive(:Write)
+    allow(Yast::SCR).to receive(:Read)
+  end
+
+  describe ".secure_boot_active?" do
+    context "if arch is x86_64" do
+      let(:arch) { "x86_64" }
+
+      context "if SECURE_BOOT is 'yes' in sysconfig" do
+        it "returns true" do
+          allow(Yast::SCR).to receive(:Read).with(
+            Yast::Path.new(".sysconfig.bootloader.SECURE_BOOT")
+          ).and_return("yes")
+          expect(described_class.secure_boot_active?).to be true
+        end
+      end
+
+      context "if SECURE_BOOT is 'no' in sysconfig" do
+        it "returns false" do
+          allow(Yast::SCR).to receive(:Read).with(
+            Yast::Path.new(".sysconfig.bootloader.SECURE_BOOT")
+          ).and_return("no")
+          expect(described_class.secure_boot_active?).to be false
+        end
+      end
+    end
+
+    context "if arch is s390x" do
+      let(:arch) { "s390_64" }
+
+      context "if SECURE_BOOT is 'yes' in sysconfig" do
+        it "returns true" do
+          allow(Yast::SCR).to receive(:Read).with(
+            Yast::Path.new(".sysconfig.bootloader.SECURE_BOOT")
+          ).and_return("yes")
+          expect(described_class.secure_boot_active?).to be false
+        end
+      end
+
+      context "if SECURE_BOOT is 'no' in sysconfig" do
+        it "returns false" do
+          allow(Yast::SCR).to receive(:Read).with(
+            Yast::Path.new(".sysconfig.bootloader.SECURE_BOOT")
+          ).and_return("no")
+          expect(described_class.secure_boot_active?).to be false
+        end
+      end
+    end
+  end
+
+  describe ".secure_boot_available?" do
+    context "if bootloader is grub2" do
+      context "and arch is x86_64" do
+        let(:arch) { "x86_64" }
+        it "returns false" do
+          expect(described_class.secure_boot_available?("grub2")).to be false
+        end
+      end
+
+      context "and arch is s390x" do
+        let(:arch) { "s390_64" }
+        it "returns true" do
+          expect(described_class.secure_boot_available?("grub2")).to be true
+        end
+      end
+    end
+
+    context "if bootloader is grub2-efi" do
+      context "and arch is x86_64" do
+        let(:arch) { "x86_64" }
+
+        it "returns true" do
+          expect(described_class.secure_boot_available?("grub2-efi")).to be true
+        end
+      end
+
+      context "and arch is aarch64" do
+        let(:arch) { "aarch64" }
+
+        it "returns true" do
+          expect(described_class.secure_boot_available?("grub2-efi")).to be true
+        end
+      end
+    end
+  end
+
+  describe ".trusted_boot_active?" do
+    context "if TRUSTED_BOOT is 'yes' in sysconfig" do
+      it "returns true" do
+        allow(Yast::SCR).to receive(:Read).with(
+          Yast::Path.new(".sysconfig.bootloader.TRUSTED_BOOT")
+        ).and_return("yes")
+        expect(described_class.trusted_boot_active?).to be true
+      end
+    end
+
+    context "if TRUSTED_BOOT is 'no' in sysconfig" do
+      it "returns true" do
+        allow(Yast::SCR).to receive(:Read).with(
+          Yast::Path.new(".sysconfig.bootloader.TRUSTED_BOOT")
+        ).and_return("no")
+        expect(described_class.trusted_boot_active?).to be false
+      end
+    end
+  end
+
+  describe ".trusted_boot_available?" do
+    context "if bootloader is grub2" do
+      context "and arch is x86_64" do
+        let(:arch) { "x86_64" }
+
+        it "returns true" do
+          expect(described_class.trusted_boot_available?("grub2")).to be true
+        end
+      end
+
+      context "and arch is i386" do
+        let(:arch) { "i386" }
+
+        it "returns true" do
+          expect(described_class.trusted_boot_available?("grub2")).to be true
+        end
+      end
+
+      context "and arch is ppc64" do
+        let(:arch) { "ppc64" }
+
+        it "returns false" do
+          expect(described_class.trusted_boot_available?("grub2")).to be false
+        end
+      end
+
+      context "and arch is s390x" do
+        let(:arch) { "s390_64" }
+
+        it "returns false" do
+          expect(described_class.trusted_boot_available?("grub2")).to be false
+        end
+      end
+    end
+
+    context "if bootloader is grub2-efi" do
+      context "and a tpm device exists" do
+        it "returns true" do
+          allow(File).to receive(:exist?).with("/dev/tpm0").and_return(true)
+          expect(described_class.trusted_boot_available?("grub2-efi")).to be true
+        end
+      end
+
+      context "and a tpm device does not exist" do
+        it "returns false" do
+          allow(File).to receive(:exist?).with("/dev/tpm0").and_return(false)
+          expect(described_class.trusted_boot_available?("grub2-efi")).to be false
+        end
+      end
+    end
+  end
+
+  describe ".efi_used?" do
+    context "if bootloader is grub2-efi" do
+      it "returns true" do
+        expect(described_class.efi_used?("grub2-efi")).to be true
+      end
+    end
+
+    context "if bootloader is grub2" do
+      it "returns false" do
+        expect(described_class.efi_used?("grub2")).to be false
+      end
+    end
+  end
+
+  describe ".efi_supported?" do
+    context "if arch is x86_64" do
+      let(:arch) { "x86_64" }
+
+      it "returns true" do
+        expect(described_class.efi_supported?).to be true
+      end
+    end
+
+    context "if arch is i386" do
+      let(:arch) { "i386" }
+
+      it "returns true" do
+        expect(described_class.efi_supported?).to be true
+      end
+    end
+
+    context "if arch is aarch64" do
+      let(:arch) { "aarch64" }
+
+      it "returns true" do
+        expect(described_class.efi_supported?).to be true
+      end
+    end
+
+    context "if arch is ppc64" do
+      let(:arch) { "ppc64" }
+
+      it "returns false" do
+        expect(described_class.efi_supported?).to be false
+      end
+    end
+
+    context "if arch is s390x" do
+      let(:arch) { "s390_64" }
+
+      it "returns false" do
+        expect(described_class.efi_supported?).to be false
+      end
+    end
+  end
+
+  describe ".shim_needed?" do
+    context "if UEFI is used and arch is x86_64" do
+      let(:arch) { "x86_64" }
+
+      context "and secure boot is enabled" do
+        it "returns true" do
+          expect(described_class.shim_needed?("grub2-efi", true)).to be true
+        end
+      end
+
+      context "and secure boot is disabled" do
+        it "returns false" do
+          expect(described_class.shim_needed?("grub2-efi", false)).to be false
+        end
+      end
+    end
+
+    context "if UEFI is used and arch is aarch64" do
+      let(:arch) { "aarch64" }
+
+      context "and secure boot is enabled" do
+        it "returns false" do
+          expect(described_class.shim_needed?("grub2-efi", true)).to be false
+        end
+      end
+
+      context "and secure boot is disabled" do
+        it "returns false" do
+          expect(described_class.shim_needed?("grub2-efi", false)).to be false
+        end
+      end
+    end
+
+    context "if UEFI is not used and arch is x86_64" do
+      let(:arch) { "x86_64" }
+
+      context "and secure boot is disabled" do
+        it "returns true" do
+          expect(described_class.shim_needed?("grub2", false)).to be false
+        end
+      end
+    end
+
+    context "if UEFI is not used and arch is s390x" do
+      let(:arch) { "s390_64" }
+
+      context "and secure boot is enabled" do
+        it "returns false" do
+          expect(described_class.shim_needed?("grub2", true)).to be false
+        end
+      end
+
+      context "and secure boot is disabled" do
+        it "returns false" do
+          expect(described_class.shim_needed?("grub2", false)).to be false
+        end
+      end
+    end
+  end
+
+  describe ".s390_secure_boot_supported?" do
+    context "if arch is s390x" do
+      let(:arch) { "s390_64" }
+
+      it "returns true" do
+        expect(described_class.s390_secure_boot_supported?).to be true
+      end
+    end
+
+    context "if arch is x86_64" do
+      let(:arch) { "x86_64" }
+
+      it "returns false" do
+        expect(described_class.s390_secure_boot_supported?).to be false
+      end
+    end
+  end
+
+  describe ".s390_secure_boot_active?" do
+    context "if arch is s390x" do
+      let(:arch) { "s390_64" }
+
+      it "returns false" do
+        expect(described_class.s390_secure_boot_active?).to be false
+      end
+    end
+  end
+end