feat(geoip, info): write comprehensive unit tests

internal/cli/geoip/geoip_test.go

@@ -0,0 +1,134 @@
+package geoip
+
+import (
+	"errors"
+	"testing"
+
+	"github.com/apex/log"
+	"github.com/ooni/probe-cli/internal/ooni"
+	"github.com/ooni/probe-cli/internal/oonitest"
+)
+
+func TestNewProbeCLIFailed(t *testing.T) {
+	fo := &oonitest.FakeOutput{}
+	expected := errors.New("mocked error")
+	err := dogeoip(dogeoipconfig{
+		SectionTitle: fo.SectionTitle,
+		NewProbeCLI: func() (ooni.ProbeCLI, error) {
+			return nil, expected
+		},
+	})
+	if !errors.Is(err, expected) {
+		t.Fatalf("not the error we expected: %+v", err)
+	}
+	if len(fo.FakeSectionTitle) != 1 {
+		t.Fatal("invalid section title list size")
+	}
+	if fo.FakeSectionTitle[0] != "GeoIP lookup" {
+		t.Fatal("unexpected string")
+	}
+}
+
+func TestNewProbeEngineFailed(t *testing.T) {
+	fo := &oonitest.FakeOutput{}
+	expected := errors.New("mocked error")
+	cli := &oonitest.FakeProbeCLI{
+		FakeProbeEngineErr: expected,
+	}
+	err := dogeoip(dogeoipconfig{
+		SectionTitle: fo.SectionTitle,
+		NewProbeCLI: func() (ooni.ProbeCLI, error) {
+			return cli, nil
+		},
+	})
+	if !errors.Is(err, expected) {
+		t.Fatalf("not the error we expected: %+v", err)
+	}
+	if len(fo.FakeSectionTitle) != 1 {
+		t.Fatal("invalid section title list size")
+	}
+	if fo.FakeSectionTitle[0] != "GeoIP lookup" {
+		t.Fatal("unexpected string")
+	}
+}
+
+func TestMaybeLookupLocationFailed(t *testing.T) {
+	fo := &oonitest.FakeOutput{}
+	expected := errors.New("mocked error")
+	engine := &oonitest.FakeProbeEngine{
+		FakeMaybeLookupLocation: expected,
+	}
+	cli := &oonitest.FakeProbeCLI{
+		FakeProbeEnginePtr: engine,
+	}
+	err := dogeoip(dogeoipconfig{
+		SectionTitle: fo.SectionTitle,
+		NewProbeCLI: func() (ooni.ProbeCLI, error) {
+			return cli, nil
+		},
+	})
+	if !errors.Is(err, expected) {
+		t.Fatalf("not the error we expected: %+v", err)
+	}
+	if len(fo.FakeSectionTitle) != 1 {
+		t.Fatal("invalid section title list size")
+	}
+	if fo.FakeSectionTitle[0] != "GeoIP lookup" {
+		t.Fatal("unexpected string")
+	}
+}
+
+func TestMaybeLookupLocationSuccess(t *testing.T) {
+	fo := &oonitest.FakeOutput{}
+	engine := &oonitest.FakeProbeEngine{
+		FakeProbeASNString:   "AS30722",
+		FakeProbeCC:          "IT",
+		FakeProbeNetworkName: "Vodafone Italia S.p.A.",
+		FakeProbeIP:          "130.25.90.216",
+	}
+	cli := &oonitest.FakeProbeCLI{
+		FakeProbeEnginePtr: engine,
+	}
+	handler := &oonitest.FakeLoggerHandler{}
+	err := dogeoip(dogeoipconfig{
+		SectionTitle: fo.SectionTitle,
+		NewProbeCLI: func() (ooni.ProbeCLI, error) {
+			return cli, nil
+		},
+		Logger: &log.Logger{
+			Handler: handler,
+			Level:   log.DebugLevel,
+		},
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(fo.FakeSectionTitle) != 1 {
+		t.Fatal("invalid section title list size")
+	}
+	if fo.FakeSectionTitle[0] != "GeoIP lookup" {
+		t.Fatal("unexpected string")
+	}
+	if len(handler.FakeEntries) != 1 {
+		t.Fatal("invalid number of written entries")
+	}
+	entry := handler.FakeEntries[0]
+	if entry.Level != log.InfoLevel {
+		t.Fatal("invalid log level")
+	}
+	if entry.Message != "Looked up your location" {
+		t.Fatal("invalid .Message")
+	}
+	if entry.Fields["asn"].(string) != "AS30722" {
+		t.Fatal("invalid asn")
+	}
+	if entry.Fields["country_code"].(string) != "IT" {
+		t.Fatal("invalid asn")
+	}
+	if entry.Fields["network_name"].(string) != "Vodafone Italia S.p.A." {
+		t.Fatal("invalid asn")
+	}
+	if entry.Fields["ip"].(string) != "130.25.90.216" {
+		t.Fatal("invalid asn")
+	}
+}