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If a model class calls preload_custom_fields twice then we have to clear this otherwise the fields are cached inside the already existing proxy and no new ones are added, so when we check for custom_fields[KEY] an error is likely to occur
407 lines
14 KiB
Ruby
407 lines
14 KiB
Ruby
# frozen_string_literal: true
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require "rails_helper"
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describe HasCustomFields do
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context "custom_fields" do
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before do
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DB.exec("create temporary table custom_fields_test_items(id SERIAL primary key)")
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DB.exec("create temporary table custom_fields_test_item_custom_fields(id SERIAL primary key, custom_fields_test_item_id int, name varchar(256) not null, value text, created_at TIMESTAMP, updated_at TIMESTAMP)")
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DB.exec(<<~SQL)
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CREATE UNIQUE INDEX ON custom_fields_test_item_custom_fields (custom_fields_test_item_id)
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WHERE NAME = 'rare'
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SQL
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class CustomFieldsTestItem < ActiveRecord::Base
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include HasCustomFields
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end
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class CustomFieldsTestItemCustomField < ActiveRecord::Base
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belongs_to :custom_fields_test_item
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end
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end
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after do
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DB.exec("drop table custom_fields_test_items")
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DB.exec("drop table custom_fields_test_item_custom_fields")
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# this weakref in the descendant tracker should clean up the two tests
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# if this becomes an issue we can revisit (watch out for erratic tests)
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Object.send(:remove_const, :CustomFieldsTestItem)
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Object.send(:remove_const, :CustomFieldsTestItemCustomField)
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end
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it "allows preloading of custom fields" do
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test_item = CustomFieldsTestItem.new
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CustomFieldsTestItem.preload_custom_fields([test_item], ["test_field"])
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expect(test_item.preloaded_custom_fields).to eq({ "test_field" => nil })
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end
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it "errors if a custom field is not preloaded" do
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test_item = CustomFieldsTestItem.new
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CustomFieldsTestItem.preload_custom_fields([test_item], ["test_field"])
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expect { test_item.custom_fields["other_field"] }.to raise_error(HasCustomFields::NotPreloadedError)
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end
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it "resets the preloaded_custom_fields if preload_custom_fields is called twice" do
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test_item = CustomFieldsTestItem.new
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CustomFieldsTestItem.preload_custom_fields([test_item], ["test_field"])
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CustomFieldsTestItem.preload_custom_fields([test_item], ["other_field"])
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expect(test_item.preloaded_custom_fields).to eq({ "other_field" => nil })
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end
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it "does not error with NotPreloadedError if preload_custom_fields is called twice" do
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test_item = CustomFieldsTestItem.new
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CustomFieldsTestItem.preload_custom_fields([test_item], ["test_field"])
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expect { test_item.custom_fields["test_field"] }.not_to raise_error
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CustomFieldsTestItem.preload_custom_fields([test_item], ["other_field"])
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expect { test_item.custom_fields["other_field"] }.not_to raise_error
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end
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it "allows simple modification of custom fields" do
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test_item = CustomFieldsTestItem.new
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expect(test_item.custom_fields["a"]).to eq(nil)
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test_item.custom_fields["bob"] = "marley"
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test_item.custom_fields["jack"] = "black"
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test_item.save
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test_item = CustomFieldsTestItem.find(test_item.id)
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expect(test_item.custom_fields["bob"]).to eq("marley")
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expect(test_item.custom_fields["jack"]).to eq("black")
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test_item.custom_fields.delete("bob")
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test_item.custom_fields["jack"] = "jill"
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test_item.save
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test_item = CustomFieldsTestItem.find(test_item.id)
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expect(test_item.custom_fields).to eq("jack" => "jill")
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end
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it "casts integers to string without error" do
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test_item = CustomFieldsTestItem.new
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expect(test_item.custom_fields["a"]).to eq(nil)
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test_item.custom_fields["a"] = 0
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expect(test_item.custom_fields["a"]).to eq(0)
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test_item.save
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# should be casted right after saving
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expect(test_item.custom_fields["a"]).to eq("0")
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test_item = CustomFieldsTestItem.find(test_item.id)
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expect(test_item.custom_fields["a"]).to eq("0")
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end
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it "reloads from the database" do
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test_item = CustomFieldsTestItem.new
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test_item.custom_fields["a"] = 0
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expect(test_item.custom_fields["a"]).to eq(0)
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test_item.save
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# should be casted right after saving
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expect(test_item.custom_fields["a"]).to eq("0")
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DB.exec("UPDATE custom_fields_test_item_custom_fields SET value='1' WHERE custom_fields_test_item_id=? AND name='a'", test_item.id)
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# still the same, did not load
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expect(test_item.custom_fields["a"]).to eq("0")
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# refresh loads from database
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expect(test_item.reload.custom_fields["a"]).to eq("1")
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expect(test_item.custom_fields["a"]).to eq("1")
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end
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it "actually saves on double save" do
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test_item = CustomFieldsTestItem.new
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test_item.custom_fields = { "a" => "b" }
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test_item.save
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test_item.custom_fields["c"] = "d"
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test_item.save
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db_item = CustomFieldsTestItem.find(test_item.id)
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expect(db_item.custom_fields).to eq("a" => "b", "c" => "d")
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end
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it "handles arrays properly" do
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CustomFieldsTestItem.register_custom_field_type "array", [:integer]
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test_item = CustomFieldsTestItem.new
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test_item.custom_fields = { "array" => ["1"] }
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test_item.save
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db_item = CustomFieldsTestItem.find(test_item.id)
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expect(db_item.custom_fields).to eq("array" => [1])
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test_item = CustomFieldsTestItem.new
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test_item.custom_fields = { "a" => ["b", "c", "d"] }
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test_item.save
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db_item = CustomFieldsTestItem.find(test_item.id)
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expect(db_item.custom_fields).to eq("a" => ["b", "c", "d"])
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db_item.custom_fields.update('a' => ['c', 'd'])
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db_item.save
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expect(db_item.custom_fields).to eq("a" => ["c", "d"])
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# It can be updated to the exact same value
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db_item.custom_fields.update('a' => ['c'])
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db_item.save
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expect(db_item.custom_fields).to eq("a" => "c")
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db_item.custom_fields.update('a' => ['c'])
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db_item.save
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expect(db_item.custom_fields).to eq("a" => "c")
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db_item.custom_fields.delete('a')
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expect(db_item.custom_fields).to eq({})
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end
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it "deletes nil-filled arrays" do
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test_item = CustomFieldsTestItem.create!
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db_item = CustomFieldsTestItem.find(test_item.id)
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db_item.custom_fields.update("a" => [nil, nil])
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db_item.save_custom_fields
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db_item.custom_fields.delete("a")
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expect(db_item.custom_fields).to eq({})
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db_item.save_custom_fields
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expect(db_item.custom_fields).to eq({})
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end
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it "casts integers in arrays properly without error" do
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test_item = CustomFieldsTestItem.new
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test_item.custom_fields = { "a" => ["b", 10, "d"] }
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test_item.save
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expect(test_item.custom_fields).to eq("a" => ["b", "10", "d"])
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db_item = CustomFieldsTestItem.find(test_item.id)
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expect(db_item.custom_fields).to eq("a" => ["b", "10", "d"])
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end
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it "supports type coercion" do
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test_item = CustomFieldsTestItem.new
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CustomFieldsTestItem.register_custom_field_type("bool", :boolean)
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CustomFieldsTestItem.register_custom_field_type("int", :integer)
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CustomFieldsTestItem.register_custom_field_type("json", :json)
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test_item.custom_fields = { "bool" => true, "int" => 1, "json" => { "foo" => "bar" } }
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test_item.save
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test_item.reload
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expect(test_item.custom_fields).to eq("bool" => true, "int" => 1, "json" => { "foo" => "bar" })
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before_ids = CustomFieldsTestItemCustomField.where(custom_fields_test_item_id: test_item.id).pluck(:id)
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test_item.custom_fields["bool"] = false
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test_item.save
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after_ids = CustomFieldsTestItemCustomField.where(custom_fields_test_item_id: test_item.id).pluck(:id)
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# we updated only 1 custom field, so there should be only 1 different id
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expect((before_ids - after_ids).size).to eq(1)
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end
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it "doesn't allow simple modifications to interfere" do
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test_item = CustomFieldsTestItem.new
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expect(test_item.custom_fields["a"]).to eq(nil)
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test_item.custom_fields["bob"] = "marley"
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test_item.custom_fields["jack"] = "black"
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test_item.save
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test_item2 = CustomFieldsTestItem.new
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expect(test_item2.custom_fields["x"]).to eq(nil)
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test_item2.custom_fields["sixto"] = "rodriguez"
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test_item2.custom_fields["de"] = "la playa"
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test_item2.save
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test_item = CustomFieldsTestItem.find(test_item.id)
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test_item2 = CustomFieldsTestItem.find(test_item2.id)
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expect(test_item.custom_fields).to eq("jack" => "black", "bob" => "marley")
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expect(test_item2.custom_fields).to eq("sixto" => "rodriguez", "de" => "la playa")
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end
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it "supports arrays in json fields" do
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field_type = "json_array"
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CustomFieldsTestItem.register_custom_field_type(field_type, :json)
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item = CustomFieldsTestItem.new
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item.custom_fields = {
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"json_array" => [{ a: "test" }, { b: "another" }]
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}
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item.save
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item.reload
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expect(item.custom_fields[field_type]).to eq(
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[{ "a" => "test" }, { "b" => "another" }]
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)
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item.custom_fields["json_array"] = ['a', 'b']
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item.save
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item.reload
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expect(item.custom_fields[field_type]).to eq(["a", "b"])
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end
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it "will not fail to load custom fields if json is corrupt" do
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field_type = "bad_json"
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CustomFieldsTestItem.register_custom_field_type(field_type, :json)
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item = CustomFieldsTestItem.create!
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CustomFieldsTestItemCustomField.create!(
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custom_fields_test_item_id: item.id,
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name: field_type,
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value: "{test"
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)
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item = item.reload
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expect(item.custom_fields[field_type]).to eq({})
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end
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it "supports bulk retrieval with a list of ids" do
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item1 = CustomFieldsTestItem.new
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item1.custom_fields = { "a" => ["b", "c", "d"], 'not_allowlisted' => 'secret' }
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item1.save
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item2 = CustomFieldsTestItem.new
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item2.custom_fields = { "e" => 'hallo' }
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item2.save
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fields = CustomFieldsTestItem.custom_fields_for_ids([item1.id, item2.id], ['a', 'e'])
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expect(fields).to be_present
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expect(fields[item1.id]['a']).to match_array(['b', 'c', 'd'])
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expect(fields[item1.id]['not_allowlisted']).to be_blank
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expect(fields[item2.id]['e']).to eq('hallo')
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end
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it "handles interleaving saving properly" do
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field_type = 'deep-nest-test'
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CustomFieldsTestItem.register_custom_field_type(field_type, :json)
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test_item = CustomFieldsTestItem.create!
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test_item.custom_fields[field_type] ||= {}
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test_item.custom_fields[field_type]['b'] ||= {}
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test_item.custom_fields[field_type]['b']['c'] = 'd'
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test_item.save_custom_fields(true)
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db_item = CustomFieldsTestItem.find(test_item.id)
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db_item.custom_fields[field_type]['b']['e'] = 'f'
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test_item.custom_fields[field_type]['b']['e'] = 'f'
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expected = { field_type => { 'b' => { 'c' => 'd', 'e' => 'f' } } }
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db_item.save_custom_fields(true)
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expect(db_item.reload.custom_fields).to eq(expected)
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test_item.save_custom_fields(true)
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expect(test_item.reload.custom_fields).to eq(expected)
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end
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describe "create_singular" do
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it "creates new records" do
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item = CustomFieldsTestItem.create!
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item.create_singular('hello', 'world')
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expect(item.reload.custom_fields['hello']).to eq('world')
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end
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it "upserts on a database constraint error" do
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item0 = CustomFieldsTestItem.new
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item0.custom_fields = { "rare" => "gem" }
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item0.save
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expect(item0.reload.custom_fields['rare']).to eq("gem")
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item0.create_singular('rare', "diamond")
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expect(item0.reload.custom_fields['rare']).to eq("diamond")
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end
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end
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describe "upsert_custom_fields" do
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it 'upserts records' do
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test_item = CustomFieldsTestItem.create
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test_item.upsert_custom_fields('hello' => 'world', 'abc' => 'def')
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# In memory
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('def')
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# Persisted
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test_item.reload
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('def')
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# In memory
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test_item.upsert_custom_fields('abc' => 'ghi')
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('ghi')
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# Persisted
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test_item.reload
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('ghi')
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end
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it 'allows upsert to use keywords' do
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test_item = CustomFieldsTestItem.create
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test_item.upsert_custom_fields(hello: 'world', abc: 'def')
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# In memory
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('def')
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# Persisted
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test_item.reload
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('def')
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# In memory
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test_item.upsert_custom_fields('abc' => 'ghi')
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('ghi')
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# Persisted
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test_item.reload
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expect(test_item.custom_fields['hello']).to eq('world')
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expect(test_item.custom_fields['abc']).to eq('ghi')
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end
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it 'allows using string and symbol indices interchangeably' do
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test_item = CustomFieldsTestItem.new
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test_item.custom_fields["bob"] = "marley"
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test_item.custom_fields["jack"] = "black"
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# In memory
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expect(test_item.custom_fields[:bob]).to eq('marley')
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expect(test_item.custom_fields[:jack]).to eq('black')
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# Persisted
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test_item.save
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test_item.reload
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expect(test_item.custom_fields[:bob]).to eq('marley')
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expect(test_item.custom_fields[:jack]).to eq('black')
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# Update via string index again
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test_item.custom_fields['bob'] = 'the builder'
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expect(test_item.custom_fields[:bob]).to eq('the builder')
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test_item.save
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test_item.reload
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expect(test_item.custom_fields[:bob]).to eq('the builder')
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end
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end
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end
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end
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