MM-11194: Fix channel header slash command. (#9057)

app/command_channel_header_test.go

@@ -12,6 +12,8 @@ func TestHeaderProviderDoCommand(t *testing.T) {
 	defer th.TearDown()
 
 	hp := HeaderProvider{}
+
+	// Try a public channel *with* permission.
 	args := &model.CommandArgs{
 		T:         func(s string, args ...interface{}) string { return s },
 		ChannelId: th.BasicChannel.Id,
@@ -25,4 +27,84 @@ func TestHeaderProviderDoCommand(t *testing.T) {
 		actual := hp.DoCommand(th.App, args, msg).Text
 		assert.Equal(t, expected, actual)
 	}
+
+	// Try a public channel *without* permission.
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: th.BasicChannel.Id,
+		Session:   model.Session{UserId: th.BasicUser.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: ""}}},
+	}
+
+	actual := hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "api.command_channel_header.permission.app_error", actual)
+
+	// Try a private channel *with* permission.
+	privateChannel := th.CreatePrivateChannel(th.BasicTeam)
+
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: privateChannel.Id,
+		Session:   model.Session{UserId: th.BasicUser.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: model.TEAM_USER_ROLE_ID}}},
+	}
+
+	actual = hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "", actual)
+
+	// Try a private channel *without* permission.
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: privateChannel.Id,
+		Session:   model.Session{UserId: th.BasicUser.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: ""}}},
+	}
+
+	actual = hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "api.command_channel_header.permission.app_error", actual)
+
+	// Try a group channel *with* being a member.
+	user1 := th.CreateUser()
+	user2 := th.CreateUser()
+	user3 := th.CreateUser()
+
+	groupChannel := th.CreateGroupChannel(user1, user2)
+
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: groupChannel.Id,
+		Session:   model.Session{UserId: th.BasicUser.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: ""}}},
+	}
+
+	actual = hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "", actual)
+
+	// Try a group channel *without* being a member.
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: groupChannel.Id,
+		Session:   model.Session{UserId: user3.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: ""}}},
+	}
+
+	actual = hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "api.command_channel_header.permission.app_error", actual)
+
+	// Try a direct channel *with* being a member.
+	directChannel := th.CreateDmChannel(user1)
+
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: directChannel.Id,
+		Session:   model.Session{UserId: th.BasicUser.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: ""}}},
+	}
+
+	actual = hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "", actual)
+
+	// Try a direct channel *without* being a member.
+	args = &model.CommandArgs{
+		T:         func(s string, args ...interface{}) string { return s },
+		ChannelId: directChannel.Id,
+		Session:   model.Session{UserId: user2.Id, TeamMembers: []*model.TeamMember{{TeamId: th.BasicTeam.Id, Roles: ""}}},
+	}
+
+	actual = hp.DoCommand(th.App, args, "hello").Text
+	assert.Equal(t, "api.command_channel_header.permission.app_error", actual)
 }