125 lines
4.6 KiB
Ruby
125 lines
4.6 KiB
Ruby
# frozen_string_literal: true
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require "spec_helper"
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# The `json_versions` table tests postgres' `json` data type. So, that
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# table is only created when testing against postgres.
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if JsonVersion.table_exists?
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RSpec.describe JsonVersion, type: :model, versioning: true do
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it "includes the VersionConcern module" do
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expect(described_class).to include(PaperTrail::VersionConcern)
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end
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describe "#where_object" do
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it { expect(described_class).to respond_to(:where_object) }
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it "escapes values" do
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f = Fruit.create(name: "Bobby")
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expect(
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f.
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versions.
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where_object(name: "Robert'; DROP TABLE Students;--").
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count
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).to eq(0)
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end
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context "with invalid arguments" do
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it "raises an error" do
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expect { described_class.where_object(:foo) }.to raise_error(ArgumentError)
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expect { described_class.where_object([]) }.to raise_error(ArgumentError)
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end
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end
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context "with valid arguments", versioning: true do
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it "locates versions according to their `object` contents" do
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fruit = Fruit.create!(name: "apple")
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expect(fruit.versions.length).to eq(1)
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fruit.update!(name: "banana", color: "aqua")
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expect(fruit.versions.length).to eq(2)
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fruit.update!(name: "coconut", color: "black")
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expect(fruit.versions.length).to eq(3)
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where_apple = described_class.where_object(name: "apple")
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expect(where_apple.to_sql).to eq(
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<<-SQL.squish
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SELECT "json_versions".*
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FROM "json_versions"
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WHERE (object->>'name' = 'apple')
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SQL
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)
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expect(where_apple).to eq([fruit.versions[1]])
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expect(
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described_class.where_object(color: "aqua")
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).to eq([fruit.versions[2]])
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end
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end
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end
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describe "#where_object_changes" do
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it "escapes values" do
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f = Fruit.create(name: "Bobby")
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expect(
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f.
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versions.
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where_object_changes(name: "Robert'; DROP TABLE Students;--").
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count
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).to eq(0)
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end
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context "with invalid arguments" do
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it "raises an error" do
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expect { described_class.where_object_changes(:foo) }.to raise_error(ArgumentError)
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expect { described_class.where_object_changes([]) }.to raise_error(ArgumentError)
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end
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end
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context "with valid arguments", versioning: true do
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it "finds versions according to their `object_changes` contents" do
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fruit = Fruit.create!(name: "apple")
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fruit.update!(name: "banana", color: "red")
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fruit.update!(name: "coconut", color: "green")
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where_apple = fruit.versions.where_object_changes(name: "apple")
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expect(where_apple.to_sql.squish).to eq(
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<<-SQL.squish
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SELECT "json_versions".*
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FROM "json_versions"
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WHERE "json_versions"."item_id" = #{fruit.id}
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AND "json_versions"."item_type" = 'Fruit'
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AND
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(((object_changes->>'name' ILIKE '["apple",%')
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OR (object_changes->>'name' ILIKE '[%,"apple"]%')))
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ORDER BY "json_versions"."created_at" ASC,
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"json_versions"."id" ASC
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SQL
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)
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expect(where_apple).to match_array(fruit.versions[0..1])
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expect(
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fruit.versions.where_object_changes(color: "red")
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).to match_array(fruit.versions[1..2])
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end
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it "finds versions with multiple attributes changed" do
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fruit = Fruit.create!(name: "apple")
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fruit.update!(name: "banana", color: "red")
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fruit.update!(name: "coconut", color: "green")
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where_red_apple = fruit.versions.where_object_changes(color: "red", name: "apple")
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expect(where_red_apple.to_sql.squish).to eq(
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<<-SQL.squish
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SELECT "json_versions".*
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FROM "json_versions"
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WHERE "json_versions"."item_id" = #{fruit.id}
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AND "json_versions"."item_type" = 'Fruit'
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AND (((object_changes->>'color' ILIKE '["red",%')
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OR (object_changes->>'color' ILIKE '[%,"red"]%'))
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and ((object_changes->>'name' ILIKE '["apple",%')
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OR (object_changes->>'name' ILIKE '[%,"apple"]%')))
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ORDER BY "json_versions"."created_at" ASC,
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"json_versions"."id" ASC
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SQL
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)
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expect(where_red_apple).to match_array([fruit.versions[1]])
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end
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end
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end
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end
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end
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