+++ /dev/null
-#Based on patch from Wilson Bilkovich
-
-require File.dirname(__FILE__) + '/../../spec_helper.rb'
-class SomethingExpected
- attr_accessor :some_value
-end
-
-describe "should change(actual, message)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when actual is modified by the block" do
- lambda {@instance.some_value = 6}.should change(@instance, :some_value)
- end
-
- it "should fail when actual is not modified by the block" do
- lambda do
- lambda {}.should change(@instance, :some_value)
- end.should fail_with("some_value should have changed, but is still 5")
- end
-end
-
-describe "should_not change(actual, message)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when actual is not modified by the block" do
- lambda { }.should_not change(@instance, :some_value)
- end
-
- it "should fail when actual is not modified by the block" do
- lambda do
- lambda {@instance.some_value = 6}.should_not change(@instance, :some_value)
- end.should fail_with("some_value should not have changed, but did change from 5 to 6")
- end
-end
-
-describe "should change { block }" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when actual is modified by the block" do
- lambda {@instance.some_value = 6}.should change { @instance.some_value }
- end
-
- it "should fail when actual is not modified by the block" do
- lambda do
- lambda {}.should change{ @instance.some_value }
- end.should fail_with("result should have changed, but is still 5")
- end
-
- it "should warn if passed a block using do/end" do
- lambda do
- lambda {}.should change do
- end
- end.should raise_error(Spec::Matchers::MatcherError, /block passed to should or should_not/)
- end
-end
-
-describe "should_not change { block }" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when actual is modified by the block" do
- lambda {}.should_not change{ @instance.some_value }
- end
-
- it "should fail when actual is not modified by the block" do
- lambda do
- lambda {@instance.some_value = 6}.should_not change { @instance.some_value }
- end.should fail_with("result should not have changed, but did change from 5 to 6")
- end
-
- it "should warn if passed a block using do/end" do
- lambda do
- lambda {}.should_not change do
- end
- end.should raise_error(Spec::Matchers::MatcherError, /block passed to should or should_not/)
- end
-end
-
-describe "should change(actual, message).by(expected)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when attribute is changed by expected amount" do
- lambda { @instance.some_value += 1 }.should change(@instance, :some_value).by(1)
- end
-
- it "should fail when the attribute is changed by unexpected amount" do
- lambda do
- lambda { @instance.some_value += 2 }.should change(@instance, :some_value).by(1)
- end.should fail_with("some_value should have been changed by 1, but was changed by 2")
- end
-
- it "should fail when the attribute is changed by unexpected amount in the opposite direction" do
- lambda do
- lambda { @instance.some_value -= 1 }.should change(@instance, :some_value).by(1)
- end.should fail_with("some_value should have been changed by 1, but was changed by -1")
- end
-end
-
-describe "should change{ block }.by(expected)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when attribute is changed by expected amount" do
- lambda { @instance.some_value += 1 }.should change{@instance.some_value}.by(1)
- end
-
- it "should fail when the attribute is changed by unexpected amount" do
- lambda do
- lambda { @instance.some_value += 2 }.should change{@instance.some_value}.by(1)
- end.should fail_with("result should have been changed by 1, but was changed by 2")
- end
-
- it "should fail when the attribute is changed by unexpected amount in the opposite direction" do
- lambda do
- lambda { @instance.some_value -= 1 }.should change{@instance.some_value}.by(1)
- end.should fail_with("result should have been changed by 1, but was changed by -1")
- end
-end
-
-describe "should change(actual, message).by_at_least(expected)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when attribute is changed by greater than the expected amount" do
- lambda { @instance.some_value += 2 }.should change(@instance, :some_value).by_at_least(1)
- end
-
- it "should pass when attribute is changed by the expected amount" do
- lambda { @instance.some_value += 2 }.should change(@instance, :some_value).by_at_least(2)
- end
-
- it "should fail when the attribute is changed by less than the expected amount" do
- lambda do
- lambda { @instance.some_value += 1 }.should change(@instance, :some_value).by_at_least(2)
- end.should fail_with("some_value should have been changed by at least 2, but was changed by 1")
- end
-
-end
-
-describe "should change{ block }.by_at_least(expected)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when attribute is changed by greater than expected amount" do
- lambda { @instance.some_value += 2 }.should change{@instance.some_value}.by_at_least(1)
- end
-
- it "should pass when attribute is changed by the expected amount" do
- lambda { @instance.some_value += 2 }.should change{@instance.some_value}.by_at_least(2)
- end
-
- it "should fail when the attribute is changed by less than the unexpected amount" do
- lambda do
- lambda { @instance.some_value += 1 }.should change{@instance.some_value}.by_at_least(2)
- end.should fail_with("result should have been changed by at least 2, but was changed by 1")
- end
-end
-
-
-describe "should change(actual, message).by_at_most(expected)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when attribute is changed by less than the expected amount" do
- lambda { @instance.some_value += 2 }.should change(@instance, :some_value).by_at_most(3)
- end
-
- it "should pass when attribute is changed by the expected amount" do
- lambda { @instance.some_value += 2 }.should change(@instance, :some_value).by_at_most(2)
- end
-
- it "should fail when the attribute is changed by greater than the expected amount" do
- lambda do
- lambda { @instance.some_value += 2 }.should change(@instance, :some_value).by_at_most(1)
- end.should fail_with("some_value should have been changed by at most 1, but was changed by 2")
- end
-
-end
-
-describe "should change{ block }.by_at_most(expected)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 5
- end
-
- it "should pass when attribute is changed by less than expected amount" do
- lambda { @instance.some_value += 2 }.should change{@instance.some_value}.by_at_most(3)
- end
-
- it "should pass when attribute is changed by the expected amount" do
- lambda { @instance.some_value += 2 }.should change{@instance.some_value}.by_at_most(2)
- end
-
- it "should fail when the attribute is changed by greater than the unexpected amount" do
- lambda do
- lambda { @instance.some_value += 2 }.should change{@instance.some_value}.by_at_most(1)
- end.should fail_with("result should have been changed by at most 1, but was changed by 2")
- end
-end
-
-describe "should change(actual, message).from(old)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 'string'
- end
-
- it "should pass when attribute is == to expected value before executing block" do
- lambda { @instance.some_value = "astring" }.should change(@instance, :some_value).from("string")
- end
-
- it "should fail when attribute is not == to expected value before executing block" do
- lambda do
- lambda { @instance.some_value = "knot" }.should change(@instance, :some_value).from("cat")
- end.should fail_with("some_value should have initially been \"cat\", but was \"string\"")
- end
-end
-
-describe "should change{ block }.from(old)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 'string'
- end
-
- it "should pass when attribute is == to expected value before executing block" do
- lambda { @instance.some_value = "astring" }.should change{@instance.some_value}.from("string")
- end
-
- it "should fail when attribute is not == to expected value before executing block" do
- lambda do
- lambda { @instance.some_value = "knot" }.should change{@instance.some_value}.from("cat")
- end.should fail_with("result should have initially been \"cat\", but was \"string\"")
- end
-end
-
-describe "should change(actual, message).to(new)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 'string'
- end
-
- it "should pass when attribute is == to expected value after executing block" do
- lambda { @instance.some_value = "cat" }.should change(@instance, :some_value).to("cat")
- end
-
- it "should fail when attribute is not == to expected value after executing block" do
- lambda do
- lambda { @instance.some_value = "cat" }.should change(@instance, :some_value).from("string").to("dog")
- end.should fail_with("some_value should have been changed to \"dog\", but is now \"cat\"")
- end
-end
-
-describe "should change{ block }.to(new)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 'string'
- end
-
- it "should pass when attribute is == to expected value after executing block" do
- lambda { @instance.some_value = "cat" }.should change{@instance.some_value}.to("cat")
- end
-
- it "should fail when attribute is not == to expected value after executing block" do
- lambda do
- lambda { @instance.some_value = "cat" }.should change{@instance.some_value}.from("string").to("dog")
- end.should fail_with("result should have been changed to \"dog\", but is now \"cat\"")
- end
-end
-
-describe "should change(actual, message).from(old).to(new)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 'string'
- end
-
- it "should pass when #to comes before #from" do
- lambda { @instance.some_value = "cat" }.should change(@instance, :some_value).to("cat").from("string")
- end
-
- it "should pass when #from comes before #to" do
- lambda { @instance.some_value = "cat" }.should change(@instance, :some_value).from("string").to("cat")
- end
-end
-
-describe "should change{ block }.from(old).to(new)" do
- before(:each) do
- @instance = SomethingExpected.new
- @instance.some_value = 'string'
- end
-
- it "should pass when #to comes before #from" do
- lambda { @instance.some_value = "cat" }.should change{@instance.some_value}.to("cat").from("string")
- end
-
- it "should pass when #from comes before #to" do
- lambda { @instance.some_value = "cat" }.should change{@instance.some_value}.from("string").to("cat")
- end
-end
projects / rails.git / blobdiff