require 'spec_helper' describe IntegerSettingValidator do describe '#valid_value?' do shared_examples "for all IntegerSettingValidator opts" do it "returns false for blank values" do expect(validator.valid_value?('')).to eq(false) expect(validator.valid_value?(nil)).to eq(false) end it "returns false if value is not a valid integer" do expect(validator.valid_value?('two')).to eq(false) end end context "without min and max" do subject(:validator) { described_class.new } include_examples "for all IntegerSettingValidator opts" it "returns true if value is a valid integer" do expect(validator.valid_value?(1)).to eq(true) expect(validator.valid_value?(-1)).to eq(true) expect(validator.valid_value?('1')).to eq(true) expect(validator.valid_value?('-1')).to eq(true) end end context "with min" do subject(:validator) { described_class.new(min: 2) } include_examples "for all IntegerSettingValidator opts" it "returns true if value is equal to min" do expect(validator.valid_value?(2)).to eq(true) expect(validator.valid_value?('2')).to eq(true) end it "returns true if value is greater than min" do expect(validator.valid_value?(3)).to eq(true) expect(validator.valid_value?('3')).to eq(true) end it "returns false if value is less than min" do expect(validator.valid_value?(1)).to eq(false) expect(validator.valid_value?('1')).to eq(false) end end context "with max" do subject(:validator) { described_class.new(max: 3) } include_examples "for all IntegerSettingValidator opts" it "returns true if value is equal to max" do expect(validator.valid_value?(3)).to eq(true) expect(validator.valid_value?('3')).to eq(true) end it "returns true if value is less than max" do expect(validator.valid_value?(2)).to eq(true) expect(validator.valid_value?('2')).to eq(true) end it "returns false if value is greater than min" do expect(validator.valid_value?(4)).to eq(false) expect(validator.valid_value?('4')).to eq(false) end end context "with min and max" do subject(:validator) { described_class.new(min: -1, max: 3) } include_examples "for all IntegerSettingValidator opts" it "returns true if value is in range" do expect(validator.valid_value?(-1)).to eq(true) expect(validator.valid_value?(0)).to eq(true) expect(validator.valid_value?(3)).to eq(true) end it "returns false if value is out of range" do expect(validator.valid_value?(4)).to eq(false) expect(validator.valid_value?(-2)).to eq(false) end end end end