avoid t.Fatal() in tests (#9189)

I've been burned a few times by tests that simply fatal, requiring me to
run another build to learn more about what the mismatch was. Avoid this.

This is part of a long running goal of mine to make testing "better".

store/storetest/compliance_store.go

@@ -10,6 +10,7 @@ import (
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/store"
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestComplianceStore(t *testing.T, ss store.Store) {
@@ -35,9 +36,8 @@ func testComplianceStore(t *testing.T, ss store.Store) {
 	result := <-c
 	compliances := result.Data.(model.Compliances)
 
-	if compliances[0].Status != model.COMPLIANCE_STATUS_RUNNING && compliance2.Id != compliances[0].Id {
-		t.Fatal()
-	}
+	require.Equal(t, model.COMPLIANCE_STATUS_RUNNING, compliances[0].Status)
+	require.Equal(t, compliance2.Id, compliances[0].Id)
 
 	compliance2.Status = model.COMPLIANCE_STATUS_FAILED
 	store.Must(ss.Compliance().Update(compliance2))
@@ -46,17 +46,14 @@ func testComplianceStore(t *testing.T, ss store.Store) {
 	result = <-c
 	compliances = result.Data.(model.Compliances)
 
-	if compliances[0].Status != model.COMPLIANCE_STATUS_FAILED && compliance2.Id != compliances[0].Id {
-		t.Fatal()
-	}
+	require.Equal(t, model.COMPLIANCE_STATUS_FAILED, compliances[0].Status)
+	require.Equal(t, compliance2.Id, compliances[0].Id)
 
 	c = ss.Compliance().GetAll(0, 1)
 	result = <-c
 	compliances = result.Data.(model.Compliances)
 
-	if len(compliances) != 1 {
-		t.Fatal("should only have returned 1")
-	}
+	require.Len(t, compliances, 1)
 
 	c = ss.Compliance().GetAll(1, 1)
 	result = <-c
@@ -67,9 +64,7 @@ func testComplianceStore(t *testing.T, ss store.Store) {
 	}
 
 	rc2 := (<-ss.Compliance().Get(compliance2.Id)).Data.(*model.Compliance)
-	if rc2.Status != compliance2.Status {
-		t.Fatal()
-	}
+	require.Equal(t, compliance2.Status, rc2.Status)
 }
 
 func testComplianceExport(t *testing.T, ss store.Store) {

store/storetest/status_store.go

@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/store"
@@ -103,9 +104,7 @@ func testActiveUserCount(t *testing.T, ss store.Store) {
 		t.Fatal(result.Err)
 	} else {
 		count := result.Data.(int64)
-		if count <= 0 {
-			t.Fatal()
-		}
+		require.True(t, count > 0, "expected count > 0, got %d", count)
 	}
 }
 

store/storetest/system_store.go

@@ -7,6 +7,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/store"
@@ -25,9 +26,7 @@ func testSystemStore(t *testing.T, ss store.Store) {
 	result := <-ss.System().Get()
 	systems := result.Data.(model.StringMap)
 
-	if systems[system.Name] != system.Value {
-		t.Fatal()
-	}
+	require.Equal(t, system.Value, systems[system.Name])
 
 	system.Value = "value2"
 	store.Must(ss.System().Update(system))
@@ -35,15 +34,11 @@ func testSystemStore(t *testing.T, ss store.Store) {
 	result2 := <-ss.System().Get()
 	systems2 := result2.Data.(model.StringMap)
 
-	if systems2[system.Name] != system.Value {
-		t.Fatal()
-	}
+	require.Equal(t, system.Value, systems2[system.Name])
 
 	result3 := <-ss.System().GetByName(system.Name)
 	rsystem := result3.Data.(*model.System)
-	if rsystem.Value != system.Value {
-		t.Fatal()
-	}
+	require.Equal(t, system.Value, rsystem.Value)
 }
 
 func testSystemStoreSaveOrUpdate(t *testing.T, ss store.Store) {

store/storetest/team_store.go

@@ -590,10 +590,7 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 		t.Fatal(r1.Err)
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
-
-		if len(ms) != 2 {
-			t.Fatal()
-		}
+		require.Len(t, ms, 2)
 	}
 
 	if r1 := <-ss.Team().GetMembers(teamId2, 0, 100); r1.Err != nil {
@@ -601,14 +598,8 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
 
-		if len(ms) != 1 {
-			t.Fatal()
-		}
-
-		if ms[0].UserId != m3.UserId {
-			t.Fatal()
-
-		}
+		require.Len(t, ms, 1)
+		require.Equal(t, m3.UserId, ms[0].UserId)
 	}
 
 	if r1 := <-ss.Team().GetTeamsForUser(m1.UserId); r1.Err != nil {
@@ -616,14 +607,8 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
 
-		if len(ms) != 1 {
-			t.Fatal()
-		}
-
-		if ms[0].TeamId != m1.TeamId {
-			t.Fatal()
-
-		}
+		require.Len(t, ms, 1)
+		require.Equal(t, m1.TeamId, ms[0].TeamId)
 	}
 
 	if r1 := <-ss.Team().RemoveMember(teamId1, m1.UserId); r1.Err != nil {
@@ -635,14 +620,8 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
 
-		if len(ms) != 1 {
-			t.Fatal()
-		}
-
-		if ms[0].UserId != m2.UserId {
-			t.Fatal()
-
-		}
+		require.Len(t, ms, 1)
+		require.Equal(t, m2.UserId, ms[0].UserId)
 	}
 
 	store.Must(ss.Team().SaveMember(m1, -1))
@@ -656,9 +635,7 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
 
-		if len(ms) != 0 {
-			t.Fatal()
-		}
+		require.Len(t, ms, 0)
 	}
 
 	uid := model.NewId()
@@ -672,9 +649,7 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
 
-		if len(ms) != 2 {
-			t.Fatal()
-		}
+		require.Len(t, ms, 2)
 	}
 
 	if r1 := <-ss.Team().RemoveAllMembersByUser(uid); r1.Err != nil {
@@ -686,9 +661,7 @@ func testTeamMembers(t *testing.T, ss store.Store) {
 	} else {
 		ms := r1.Data.([]*model.TeamMember)
 
-		if len(ms) != 0 {
-			t.Fatal()
-		}
+		require.Len(t, ms, 0)
 	}
 }
 

store/storetest/user_store.go

@@ -246,9 +246,7 @@ func testUserCount(t *testing.T, ss store.Store) {
 		t.Fatal(result.Err)
 	} else {
 		count := result.Data.(int64)
-		if count <= 0 {
-			t.Fatal()
-		}
+		require.False(t, count <= 0, "expected count > 0, got %d", count)
 	}
 }