fix(tests): more test coverage

internal/mapper/mapper_test.go

@@ -0,0 +1,152 @@
+package mapper_test
+
+import (
+	"testing"
+
+	"github.com/prymitive/karma/internal/mapper"
+	v015 "github.com/prymitive/karma/internal/mapper/v015"
+	v017 "github.com/prymitive/karma/internal/mapper/v017"
+	v04 "github.com/prymitive/karma/internal/mapper/v04"
+	v05 "github.com/prymitive/karma/internal/mapper/v05"
+	v062 "github.com/prymitive/karma/internal/mapper/v062"
+)
+
+type testCaseType struct {
+	requestedVersion string
+	isOpenAPI        bool
+	hadError         bool
+	hadPanic         bool
+}
+
+var testCases = []testCaseType{
+	{requestedVersion: "0.0", hadError: true},
+	{requestedVersion: "abc", hadError: true, hadPanic: true},
+	{requestedVersion: "0.4.0"},
+	{requestedVersion: "0.4.0-rc-1"},
+	{requestedVersion: "0.5.1-beta"},
+	{requestedVersion: "0.6.6"},
+	{requestedVersion: "0.15.0"},
+	{requestedVersion: "0.16.0", hadError: true},
+	{requestedVersion: "0.17.0", isOpenAPI: true},
+	{requestedVersion: "0.17.0-rc-1", isOpenAPI: true},
+	{requestedVersion: "0.17.0-beta.1", isOpenAPI: true},
+	{requestedVersion: "0.17.99-beta.1", isOpenAPI: true},
+	{requestedVersion: "0.18-beta.1", isOpenAPI: true},
+	{requestedVersion: "0.18", isOpenAPI: true},
+	{requestedVersion: "0.18.1", isOpenAPI: true},
+}
+
+func TestGetAlertMapper(t *testing.T) {
+	mapper.RegisterAlertMapper(v04.AlertMapper{})
+	mapper.RegisterAlertMapper(v05.AlertMapper{})
+	mapper.RegisterAlertMapper(v062.AlertMapper{})
+	mapper.RegisterAlertMapper(v017.AlertMapper{})
+
+	for _, testCase := range testCases {
+		t.Run(testCase.requestedVersion, func(t *testing.T) {
+			hadPanic := false
+			defer func() {
+				if r := recover(); r != nil {
+					hadPanic = true
+					if hadPanic != testCase.hadPanic {
+						t.Errorf("[%s] expected panic=%v, got %v", testCase.requestedVersion, testCase.hadPanic, hadPanic)
+					}
+				}
+			}()
+
+			m, err := mapper.GetAlertMapper(testCase.requestedVersion)
+			if (err != nil) != testCase.hadError {
+				t.Errorf("[%s] expected error=%v, got %v", testCase.requestedVersion, testCase.hadError, err)
+			}
+			if m != nil {
+				if m.IsOpenAPI() != testCase.isOpenAPI {
+					t.Errorf("[%s] expected IsOpenAPI=%v, got %v", testCase.requestedVersion, testCase.isOpenAPI, m.IsOpenAPI())
+				}
+				_, err := m.AbsoluteURL("/")
+				if err != nil {
+					t.Errorf("[%s] AbsoluteURL() returned an error: %v", testCase.requestedVersion, err)
+				}
+				m.QueryArgs()
+			}
+			if hadPanic != testCase.hadPanic {
+				t.Errorf("[%s] expected panic=%v, got %v", testCase.requestedVersion, testCase.hadPanic, hadPanic)
+			}
+		})
+	}
+}
+
+func TestGetSilenceMapper(t *testing.T) {
+	mapper.RegisterSilenceMapper(v04.SilenceMapper{})
+	mapper.RegisterSilenceMapper(v05.SilenceMapper{})
+	mapper.RegisterSilenceMapper(v017.SilenceMapper{})
+
+	for _, testCase := range testCases {
+		t.Run(testCase.requestedVersion, func(t *testing.T) {
+			hadPanic := false
+			defer func() {
+				if r := recover(); r != nil {
+					hadPanic = true
+					if hadPanic != testCase.hadPanic {
+						t.Errorf("[%s] expected panic=%v, got %v", testCase.requestedVersion, testCase.hadPanic, hadPanic)
+					}
+				}
+			}()
+
+			m, err := mapper.GetSilenceMapper(testCase.requestedVersion)
+			if (err != nil) != testCase.hadError {
+				t.Errorf("[%s] expected error=%v, got %v", testCase.requestedVersion, testCase.hadError, err)
+			}
+			if m != nil {
+				if m.IsOpenAPI() != testCase.isOpenAPI {
+					t.Errorf("[%s] expected IsOpenAPI=%v, got %v", testCase.requestedVersion, testCase.isOpenAPI, m.IsOpenAPI())
+				}
+				_, err := m.AbsoluteURL("/")
+				if err != nil {
+					t.Errorf("[%s] AbsoluteURL() returned an error: %v", testCase.requestedVersion, err)
+				}
+				m.QueryArgs()
+			}
+			if hadPanic != testCase.hadPanic {
+				t.Errorf("[%s] expected panic=%v, got %v", testCase.requestedVersion, testCase.hadPanic, hadPanic)
+			}
+		})
+	}
+}
+
+func TestGetStatusMapper(t *testing.T) {
+	mapper.RegisterStatusMapper(v04.StatusMapper{})
+	mapper.RegisterStatusMapper(v015.StatusMapper{})
+	mapper.RegisterStatusMapper(v017.StatusMapper{})
+
+	for _, testCase := range testCases {
+		t.Run(testCase.requestedVersion, func(t *testing.T) {
+			hadPanic := false
+			defer func() {
+				if r := recover(); r != nil {
+					hadPanic = true
+					if hadPanic != testCase.hadPanic {
+						t.Errorf("[%s] expected panic=%v, got %v", testCase.requestedVersion, testCase.hadPanic, hadPanic)
+					}
+				}
+			}()
+
+			m, err := mapper.GetStatusMapper(testCase.requestedVersion)
+			if (err != nil) != testCase.hadError {
+				t.Errorf("[%s] expected error=%v, got %v", testCase.requestedVersion, testCase.hadError, err)
+			}
+			if m != nil {
+				if m.IsOpenAPI() != testCase.isOpenAPI {
+					t.Errorf("[%s] expected IsOpenAPI=%v, got %v", testCase.requestedVersion, testCase.isOpenAPI, m.IsOpenAPI())
+				}
+				_, err := m.AbsoluteURL("/")
+				if err != nil {
+					t.Errorf("[%s] AbsoluteURL() returned an error: %v", testCase.requestedVersion, err)
+				}
+				m.QueryArgs()
+			}
+			if hadPanic != testCase.hadPanic {
+				t.Errorf("[%s] expected panic=%v, got %v", testCase.requestedVersion, testCase.hadPanic, hadPanic)
+			}
+		})
+	}
+}