Function ngRunFileReadTest

pcapgo/ngread_test.go:65–199

(test ngFileReadTest, be string, zerocopy bool, t *testing.T)

}

func ngRunFileReadTest(test ngFileReadTest, be string, zerocopy bool, t *testing.T) {
	var err error
	var f io.Reader
	if test.testContents == nil {
		testf, err := os.Open(filepath.Join("tests", be, test.testName+".pcapng"))
		if err != nil {
			t.Fatal("Couldn't open file:", err)
		}
		defer testf.Close()
		f = testf
	} else {
		f = test.testContents
	}

	var r *NgReader

	section := 0
	checkInterface := func(intf NgInterface, i int) {
		currentInterface := test.sections[section].ifaces[i]

		// fix non-zero defaults
		if currentInterface.TimestampResolution == 0 {
			currentInterface.TimestampResolution = 6
		}
		// clear private values
		intf.scaleDown = 0
		intf.scaleUp = 0
		intf.secondMask = 0

		if !reflect.DeepEqual(intf, currentInterface) {
			t.Fatalf("[section %d] interface %d mismatches:\ngot:\n%#v\nwant:\n%#v\n\n", section, i, intf, currentInterface)
		}
	}
	testSection := func(intf []NgInterface, sectionInfo NgSectionInfo) {
		currentSection := test.sections[section]

		if !reflect.DeepEqual(sectionInfo, currentSection.sectionInfo) {
			t.Fatalf("[section header %d] section info mismatch:\ngot:\n%#v\nwant:\n%#v\n\n", section, sectionInfo, currentSection.sectionInfo)
		}

		if intf == nil {
			if r.NInterfaces() != len(test.sections[section].ifaces) {
				t.Fatalf("[section %d] Expected at least %d interfaces, but got only %d", section, len(test.sections[section].ifaces), r.NInterfaces())
			}
			for i := 0; i < r.NInterfaces(); i++ {
				in, err := r.Interface(i)
				if err != nil {
					t.Fatalf("Unexpected error querying interface %d", i)
				}
				checkInterface(in, i)
			}
		} else {
			if len(intf) != len(test.sections[section].ifaces) {
				t.Fatalf("[section %d] Expected at least %d interfaces, but got only %d", section, len(test.sections[section].ifaces), len(intf))
			}
			for i, in := range intf {
				checkInterface(in, i)
			}