Testing issue #1011

Author: jwoertink

db/migrations/20240317161918_create_interviews.cr

@@ -0,0 +1,14 @@
+class CreateInterviews::V20240317161918 < Avram::Migrator::Migration::V1
+  def migrate
+    create table_for(Interview) do
+      primary_key id : Int64
+      add_timestamps
+      add_belongs_to interviewer : User, on_delete: :cascade
+      add_belongs_to interviewee : User, on_delete: :cascade
+    end
+  end
+
+  def rollback
+    drop table_for(Interview)
+  end
+end

spec/avram/query_associations_spec.cr

@@ -176,4 +176,16 @@ describe "Query associations" do
 
     result.should eq(product)
   end
+
+  it "handles aliases", focus: true do
+    interviewer = UserFactory.create(&.available_for_hire(false).name("Interviewer"))
+    interviewee = UserFactory.create(&.available_for_hire(true).name("Interviewee"))
+    UserFactory.create(&.available_for_hire(false).name("Employed"))
+    InterviewFactory.create(&.interviewee(interviewee).interviewer(interviewer))
+
+    InterviewQuery.new
+      .where_interviewer(UserQuery.new.available_for_hire(false))
+      .where_interviewee(UserQuery.new.available_for_hire(true))
+      .to_prepared_sql.should eq("nothing")
+  end
 end

spec/support/factories/interview_factory.cr

@@ -0,0 +1,20 @@
+class InterviewFactory < BaseFactory
+  def initialize
+    before_save do
+      if operation.interviewer_id.value.nil?
+        interviewer(UserFactory.create)
+      end
+      if operation.interviewee_id.value.nil?
+        interviewee(UserFactory.create)
+      end
+    end
+  end
+
+  def interviewer(u : User)
+    interviewer_id(u.id)
+  end
+
+  def interviewee(u : User)
+    interviewee_id(u.id)
+  end
+end

spec/support/models/interview.cr

@@ -0,0 +1,9 @@
+class Interview < BaseModel
+  table do
+    belongs_to interviewer : User
+    belongs_to interviewee : User
+  end
+end
+
+class InterviewQuery < Interview::BaseQuery
+end