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# frozen_string_literal: true
require "spec_helper"
describe DataMigrate::DatabaseTasks do
let(:subject) { DataMigrate::DatabaseTasks }
let(:migration_path) {
if Rails::VERSION::MAJOR == 6
"spec/db/migrate/6.0"
elsif Rails::VERSION::MAJOR == 5
if Rails::VERSION::MINOR == 2
"spec/db/migrate/5.2"
else
"spec/db/migrate/5.0"
end
else
"spec/db/migrate/4.2"
end
}
let(:data_migrations_path) {
DataMigrate.config.data_migrations_path
}
let(:db_config) do
{
adapter: "sqlite3",
database: "spec/db/test.db"
}
end
before do
# In a normal Rails installation, db_dir would defer to
# Rails.application.config.paths["db"].first
# @see https://github.com/rails/rails/blob/a7d49ef78c36df2d1ca876451f30915ada1079a5/activerecord/lib/active_record/tasks/database_tasks.rb#L54
allow(subject).to receive(:db_dir).and_return("db")
end
before do
allow(DataMigrate::Tasks::DataMigrateTasks).to receive(:migrations_paths) {
data_migrations_path
}
allow(DataMigrate::DataMigrator).to receive(:db_config) { db_config }
ActiveRecord::Base.configurations[:test] =db_config
ActiveRecord::Base.establish_connection(db_config)
end
describe :schema_file do
it "returns the correct data schema file path" do
expect(subject.schema_file(nil)).to eq "db/data_schema.rb"
end
end
context "migrations" do
after do
begin
ActiveRecord::Migration.drop_table("data_migrations")
rescue ActiveRecord::StatementInvalid
end
ActiveRecord::Migration.drop_table("schema_migrations")
end
before do
# ActiveRecord::Base.establish_connection(db_config)
ActiveRecord::SchemaMigration.create_table
allow(DataMigrate::SchemaMigration).to receive(:migrations_paths) {
migration_path
}
allow(DataMigrate::DatabaseTasks).to receive(:data_migrations_path) {
data_migrations_path
}.at_least(:once)
allow(DataMigrate::DatabaseTasks).to receive(:schema_migrations_path) {
migration_path
}.at_least(:once)
end
describe :past_migrations do
it do
subject.forward
m = subject.past_migrations
expect(m.count).to eq 1
expect(m.first[:version]).to eq 20091231235959
end
it "shows nothing without any migrations" do
m = subject.past_migrations
expect(m.count).to eq 0
end
end
describe :load_schema_current do
before do
allow(DataMigrate::DataMigrator).to receive(:full_migrations_path).and_return(migration_path)
end
xit "loads the current schema file" do
if Rails::VERSION::MAJOR < 6
skip("Not implemented for Rails lower than 6")
end
allow(subject).to receive(:schema_location).and_return("spec/db/data/schema/")
subject.load_schema_current
versions = DataMigrate::DataSchemaMigration.normalized_versions
expect(versions.count).to eq(2)
end
xit "loads schema file that has not been update with latest data migrations" do
if Rails::VERSION::MAJOR < 6
skip("Not implemented for Rails lower than 6")
end
allow(subject).to receive(:schema_location).and_return("spec/db/data/partial_schema/")
subject.load_schema_current
versions = DataMigrate::DataSchemaMigration.normalized_versions
expect(versions.count).to eq(1)
end
end
describe :forward do
it "run forward default amount of times" do
subject.forward
versions = DataMigrate::DataSchemaMigration.normalized_versions
expect(versions.count).to eq(1)
end
it "run forward defined number of times" do
subject.forward(2)
versions = DataMigrate::DataSchemaMigration.normalized_versions
expect(versions.count).to eq(1)
expect(versions.first).to eq "20091231235959"
versions = ActiveRecord::SchemaMigration.normalized_versions
expect(versions.count).to eq(1)
expect(versions.first).to eq "20131111111111"
end
end
end
end
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