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Some tests for NestedExampleGroup
This commit is contained in:
Michael Miller
parent
c68cd7e16a
commit
e1501c3416
1 changed files with 733 additions and 0 deletions
733
spec/nested_example_group_spec.cr
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733
spec/nested_example_group_spec.cr
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require "./spec_helper"
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def new_nested_group(hooks = Spectator::ExampleHooks.empty, parent : Spectator::ExampleGroup? = nil)
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parent ||= Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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Spectator::NestedExampleGroup.new("what", parent, hooks).tap do |group|
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parent.children = [group.as(Spectator::ExampleComponent)]
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group.children = [] of Spectator::ExampleComponent
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end
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end
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describe Spectator::NestedExampleGroup do
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describe "#what" do
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it "is the expected value" do
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what = "foobar"
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new(what, root, Spectator::ExampleHooks.empty)
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group.what.should eq(what)
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end
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end
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describe "#parent" do
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it "is the expected value" do
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
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group.parent.should eq(root)
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end
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end
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describe "#run_before_all_hooks" do
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it "runs a single hook" do
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called = false
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hooks = new_hooks(before_all: ->{ called = true; nil })
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group = new_nested_group(hooks)
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group.run_before_all_hooks
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called.should be_true
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end
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it "runs multiple hooks" do
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call_count = 0
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hooks = new_hooks(before_all: [
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->{ call_count += 1; nil },
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->{ call_count += 2; nil },
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->{ call_count += 3; nil },
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])
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group = new_nested_group(hooks)
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group.run_before_all_hooks
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call_count.should eq(6)
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end
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it "runs hooks in the correct order" do
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calls = [] of Symbol
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hooks = new_hooks(before_all: [
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->{ calls << :a; nil },
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->{ calls << :b; nil },
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->{ calls << :c; nil },
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])
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group = new_nested_group(hooks)
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group.run_before_all_hooks
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calls.should eq(%i[a b c])
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end
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it "runs the parent hooks" do
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called = false
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hooks = new_hooks(before_all: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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group = new_nested_group(parent: root)
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group.run_before_all_hooks
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called.should be_true
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end
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it "runs the parent hooks first" do
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calls = [] of Symbol
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root_hooks = new_hooks(before_all: ->{ calls << :a; nil })
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group_hooks = new_hooks(before_all: ->{ calls << :b; nil })
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root = Spectator::RootExampleGroup.new(root_hooks)
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group = new_nested_group(group_hooks, root)
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group.run_before_all_hooks
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calls.should eq(%i[a b])
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end
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it "runs the hooks once" do
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call_count = 0
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hooks = new_hooks(before_all: ->{ call_count += 1; nil })
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group = new_nested_group(hooks)
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2.times { group.run_before_all_hooks }
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call_count.should eq(1)
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end
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end
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describe "#run_before_each_hooks" do
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it "runs a single hook" do
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called = false
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hooks = new_hooks(before_each: ->{ called = true; nil })
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group = new_nested_group(hooks)
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group.run_before_each_hooks
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called.should be_true
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end
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it "runs multiple hooks" do
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call_count = 0
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hooks = new_hooks(before_each: [
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->{ call_count += 1; nil },
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->{ call_count += 2; nil },
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->{ call_count += 3; nil },
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])
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group = new_nested_group(hooks)
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group.run_before_each_hooks
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call_count.should eq(6)
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end
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it "runs hooks in the correct order" do
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calls = [] of Symbol
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hooks = new_hooks(before_each: [
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->{ calls << :a; nil },
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->{ calls << :b; nil },
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->{ calls << :c; nil },
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])
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group = new_nested_group(hooks)
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group.run_before_each_hooks
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calls.should eq(%i[a b c])
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end
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it "runs the parent hooks" do
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called = false
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hooks = new_hooks(before_each: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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group = new_nested_group(parent: root)
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group.run_before_each_hooks
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called.should be_true
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end
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it "runs the parent hooks first" do
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calls = [] of Symbol
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root_hooks = new_hooks(before_each: ->{ calls << :a; nil })
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group_hooks = new_hooks(before_each: ->{ calls << :b; nil })
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root = Spectator::RootExampleGroup.new(root_hooks)
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group = new_nested_group(group_hooks, root)
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group.run_before_each_hooks
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calls.should eq(%i[a b])
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end
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it "runs the hooks multiple times" do
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call_count = 0
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hooks = new_hooks(before_each: ->{ call_count += 1; nil })
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group = new_nested_group(hooks)
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2.times { group.run_before_each_hooks }
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call_count.should eq(2)
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end
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end
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describe "#run_after_all_hooks" do
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# No children are used for most of these examples.
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# That's because `[].all?` is always true.
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# Which means that all examples are considered finished, since there are none.
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it "runs a single hook" do
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called = false
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hooks = new_hooks(after_all: ->{ called = true; nil })
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group = new_nested_group(hooks)
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group.run_after_all_hooks
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called.should be_true
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end
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it "runs multiple hooks" do
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call_count = 0
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hooks = new_hooks(after_all: [
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->{ call_count += 1; nil },
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->{ call_count += 2; nil },
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->{ call_count += 3; nil },
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])
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group = new_nested_group(hooks)
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group.run_after_all_hooks
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call_count.should eq(6)
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end
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it "runs hooks in the correct order" do
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calls = [] of Symbol
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hooks = new_hooks(after_all: [
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->{ calls << :a; nil },
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->{ calls << :b; nil },
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->{ calls << :c; nil },
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])
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group = new_nested_group(hooks)
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group.run_after_all_hooks
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calls.should eq(%i[a b c])
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end
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it "runs the parent hooks" do
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called = false
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hooks = new_hooks(after_all: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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group = new_nested_group(parent: root)
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group.run_after_all_hooks
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called.should be_true
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end
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it "runs the parent hooks last" do
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calls = [] of Symbol
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root_hooks = new_hooks(after_all: ->{ calls << :a; nil })
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group_hooks = new_hooks(after_all: ->{ calls << :b; nil })
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root = Spectator::RootExampleGroup.new(root_hooks)
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group = new_nested_group(group_hooks, root)
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group.run_after_all_hooks
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calls.should eq(%i[b a])
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end
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it "runs the hooks once" do
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call_count = 0
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hooks = new_hooks(after_all: ->{ call_count += 1; nil })
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group = new_nested_group(hooks)
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2.times { group.run_after_all_hooks }
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call_count.should eq(1)
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end
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context "with no examples finished" do
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it "doesn't run the hooks" do
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called = false
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hooks = new_hooks(after_all: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("what", root, hooks)
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root.children = [group.as(Spectator::ExampleComponent)]
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group.children = Array(Spectator::ExampleComponent).new(5) do
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PassingExample.new(group, Spectator::Internals::SampleValues.empty)
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end
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group.run_after_all_hooks
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called.should be_false
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end
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it "doesn't run the parent hooks" do
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called = false
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hooks = new_hooks(after_all: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
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root.children = [group.as(Spectator::ExampleComponent)]
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group.children = Array(Spectator::ExampleComponent).new(5) do
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PassingExample.new(group, Spectator::Internals::SampleValues.empty)
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end
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group.run_after_all_hooks
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called.should be_false
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end
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end
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context "with some examples finished" do
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it "doesn't run the hooks" do
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called = false
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hooks = new_hooks(after_all: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("what", root, hooks)
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root.children = [group.as(Spectator::ExampleComponent)]
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group.children = Array(Spectator::ExampleComponent).new(5) do |i|
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PassingExample.new(group, Spectator::Internals::SampleValues.empty).tap do |example|
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Spectator::Internals::Harness.run(example) if i % 2 == 0
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end
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end
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group.run_after_all_hooks
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called.should be_false
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end
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it "doesn't run the parent hooks" do
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called = false
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hooks = new_hooks(after_all: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
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root.children = [group.as(Spectator::ExampleComponent)]
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group.children = Array(Spectator::ExampleComponent).new(5) do |i|
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PassingExample.new(group, Spectator::Internals::SampleValues.empty).tap do |example|
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Spectator::Internals::Harness.run(example) if i % 2 == 0
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end
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end
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group.run_after_all_hooks
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called.should be_false
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end
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end
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end
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describe "#run_after_each_hooks" do
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it "runs a single hook" do
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called = false
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hooks = new_hooks(after_each: ->{ called = true; nil })
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group = new_nested_group(hooks)
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group.run_after_each_hooks
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called.should be_true
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end
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it "runs multiple hooks" do
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call_count = 0
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hooks = new_hooks(after_each: [
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->{ call_count += 1; nil },
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->{ call_count += 2; nil },
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->{ call_count += 3; nil },
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])
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group = new_nested_group(hooks)
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group.run_after_each_hooks
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call_count.should eq(6)
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end
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it "runs hooks in the correct order" do
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calls = [] of Symbol
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hooks = new_hooks(after_each: [
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->{ calls << :a; nil },
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->{ calls << :b; nil },
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->{ calls << :c; nil },
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])
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group = new_nested_group(hooks)
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group.run_after_each_hooks
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calls.should eq(%i[a b c])
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end
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it "runs the parent hooks" do
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called = false
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hooks = new_hooks(after_each: ->{ called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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group = new_nested_group(parent: root)
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group.run_after_each_hooks
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called.should be_true
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end
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it "runs the parent hooks last" do
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calls = [] of Symbol
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root_hooks = new_hooks(after_each: ->{ calls << :a; nil })
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group_hooks = new_hooks(after_each: ->{ calls << :b; nil })
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root = Spectator::RootExampleGroup.new(root_hooks)
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group = new_nested_group(group_hooks, root)
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group.run_after_each_hooks
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calls.should eq(%i[b a])
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end
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it "runs the hooks multiple times" do
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call_count = 0
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hooks = new_hooks(after_each: ->{ call_count += 1; nil })
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group = new_nested_group(hooks)
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2.times { group.run_after_each_hooks }
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call_count.should eq(2)
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end
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end
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describe "#wrap_around_each_hooks" do
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it "wraps the block" do
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called = false
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wrapper = new_nested_group.wrap_around_each_hooks do
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called = true
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end
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wrapper.call
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called.should be_true
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end
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it "wraps a proc" do
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called = false
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hooks = new_hooks(around_each: ->(proc : ->) { called = true; nil })
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wrapper = new_nested_group(hooks).wrap_around_each_hooks { }
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wrapper.call
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called.should be_true
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end
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it "wraps multiple procs" do
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call_count = 0
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hooks = new_hooks(around_each: [
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->(proc : ->) { call_count += 1; proc.call },
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->(proc : ->) { call_count += 2; proc.call },
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->(proc : ->) { call_count += 3; proc.call },
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])
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wrapper = new_nested_group(hooks).wrap_around_each_hooks { }
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wrapper.call
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call_count.should eq(6)
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end
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it "wraps procs in the correct order" do
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calls = [] of Symbol
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hooks = new_hooks(around_each: [
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->(proc : ->) { calls << :a; proc.call },
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->(proc : ->) { calls << :b; proc.call },
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->(proc : ->) { calls << :c; proc.call },
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])
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wrapper = new_nested_group(hooks).wrap_around_each_hooks { }
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wrapper.call
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calls.should eq(%i[a b c])
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end
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it "wraps the parent hooks" do
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called = false
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hooks = new_hooks(around_each: ->(proc : ->) { called = true; nil })
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root = Spectator::RootExampleGroup.new(hooks)
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wrapper = new_nested_group(parent: root).wrap_around_each_hooks { }
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wrapper.call
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called.should be_true
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end
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it "wraps the parent hooks so they are outermost" do
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calls = [] of Symbol
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root_hooks = new_hooks(around_each: ->(proc : ->) { calls << :a; proc.call })
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group_hooks = new_hooks(around_each: ->(proc : ->) { calls << :b; proc.call })
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root = Spectator::RootExampleGroup.new(root_hooks)
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group = new_nested_group(group_hooks, root)
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wrapper = group.wrap_around_each_hooks { }
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wrapper.call
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calls.should eq(%i[a b])
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end
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end
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describe "#to_s" do
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it "contains #what" do
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group = new_nested_group
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group.to_s.should contain(group.what)
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end
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it "contains the parent's #to_s" do
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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parent = Spectator::NestedExampleGroup.new("PARENT", root, Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("GROUP", parent, Spectator::ExampleHooks.empty)
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root.children = [parent.as(Spectator::ExampleComponent)]
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parent.children = [group.as(Spectator::ExampleComponent)]
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group.children = [] of Spectator::ExampleComponent
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group.to_s.should contain(parent.to_s)
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end
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end
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describe "#children" do
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it "raises an error when not set" do
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
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root.children = [group.as(Spectator::ExampleComponent)]
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expect_raises(Exception) { group.children }
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end
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it "returns the expected set" do
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
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root.children = [group.as(Spectator::ExampleComponent)]
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children = Array(Spectator::ExampleComponent).new(5) do
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PassingExample.new(group, Spectator::Internals::SampleValues.empty)
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end
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group.children = children
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group.children.should eq(children)
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end
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end
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describe "#children=" do
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it "raises an error trying to reset" do
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root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
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group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
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root.children = [group.as(Spectator::ExampleComponent)]
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children = Array(Spectator::ExampleComponent).new(5) do
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PassingExample.new(group, Spectator::Internals::SampleValues.empty)
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end
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group.children = children
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expect_raises(Exception) { group.children = children }
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end
|
||||
end
|
||||
|
||||
describe "#each" do
|
||||
it "yields each child" do
|
||||
root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
|
||||
group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
|
||||
root.children = [group.as(Spectator::ExampleComponent)]
|
||||
group.children = Array(Spectator::ExampleComponent).new(5) do |i|
|
||||
if i % 2 == 0
|
||||
PassingExample.new(group, Spectator::Internals::SampleValues.empty)
|
||||
else
|
||||
Spectator::NestedExampleGroup.new(i.to_s, group, Spectator::ExampleHooks.empty).tap do |sub_group|
|
||||
sub_group.children = [] of Spectator::ExampleComponent
|
||||
end
|
||||
end
|
||||
end
|
||||
group.to_a.should eq(group.children)
|
||||
end
|
||||
|
||||
it "doesn't yield children of children" do
|
||||
root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
|
||||
group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
|
||||
root.children = [group.as(Spectator::ExampleComponent)]
|
||||
group.children = Array(Spectator::ExampleComponent).new(5) do |i|
|
||||
if i % 2 == 0
|
||||
PassingExample.new(group, Spectator::Internals::SampleValues.empty)
|
||||
else
|
||||
Spectator::NestedExampleGroup.new(i.to_s, group, Spectator::ExampleHooks.empty).tap do |sub_group|
|
||||
sub_group.children = Array(Spectator::ExampleComponent).new(5) do
|
||||
PassingExample.new(sub_group, Spectator::Internals::SampleValues.empty)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
group.to_a.should eq(group.children)
|
||||
end
|
||||
end
|
||||
|
||||
describe "#each : Iterator" do
|
||||
it "iterates over each child" do
|
||||
root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
|
||||
group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
|
||||
root.children = [group.as(Spectator::ExampleComponent)]
|
||||
group.children = Array(Spectator::ExampleComponent).new(5) do |i|
|
||||
if i % 2 == 0
|
||||
PassingExample.new(group, Spectator::Internals::SampleValues.empty)
|
||||
else
|
||||
Spectator::NestedExampleGroup.new(i.to_s, group, Spectator::ExampleHooks.empty).tap do |sub_group|
|
||||
sub_group.children = [] of Spectator::ExampleComponent
|
||||
end
|
||||
end
|
||||
end
|
||||
group.each.to_a.should eq(group.children)
|
||||
end
|
||||
|
||||
it "doesn't iterate over children of children" do
|
||||
root = Spectator::RootExampleGroup.new(Spectator::ExampleHooks.empty)
|
||||
group = Spectator::NestedExampleGroup.new("what", root, Spectator::ExampleHooks.empty)
|
||||
root.children = [group.as(Spectator::ExampleComponent)]
|
||||
group.children = Array(Spectator::ExampleComponent).new(5) do |i|
|
||||
if i % 2 == 0
|
||||
PassingExample.new(group, Spectator::Internals::SampleValues.empty)
|
||||
else
|
||||
Spectator::NestedExampleGroup.new(i.to_s, group, Spectator::ExampleHooks.empty).tap do |sub_group|
|
||||
sub_group.children = Array(Spectator::ExampleComponent).new(5) do
|
||||
PassingExample.new(sub_group, Spectator::Internals::SampleValues.empty)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
group.each.to_a.should eq(group.children)
|
||||
end
|
||||
end
|
||||
|
||||
describe "#example_count" do
|
||||
context "with no examples" do
|
||||
it "is zero" do
|
||||
new_nested_group.example_count.should eq(0)
|
||||
end
|
||||
end
|
||||
|
||||
context "with empty sub-groups" do
|
||||
it "is zero" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with direct descendant examples" do
|
||||
it "equals the number of examples" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with examples sub-groups" do
|
||||
it "equals the total number of examples" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with examples at all levels" do
|
||||
it "equals the total number of examples" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "#[]" do
|
||||
context "when empty" do
|
||||
it "raises an error" do
|
||||
group = new_nested_group
|
||||
expect_raises(IndexError) { group[0] }
|
||||
end
|
||||
end
|
||||
|
||||
context "with direct descendant examples" do
|
||||
context "given 0" do
|
||||
it "returns the first example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given -1" do
|
||||
it "returns the last example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given an in-bounds positive index" do
|
||||
it "returns the expected example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given an in-bounds negative index" do
|
||||
it "returns the expected example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "an out-of-bounds positive index" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "an out-of-bounds negative index" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
context "with examples only in sub-groups" do
|
||||
context "given 0" do
|
||||
it "returns the first example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given -1" do
|
||||
it "returns the last example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given an in-bounds positive index" do
|
||||
it "returns the expected example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given an in-bounds negative index" do
|
||||
it "returns the expected example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "an out-of-bounds positive index" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "an out-of-bounds negative index" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
context "with examples at all levels" do
|
||||
context "given 0" do
|
||||
it "returns the first example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given -1" do
|
||||
it "returns the last example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given an in-bounds positive index" do
|
||||
it "returns the expected example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "given an in-bounds negative index" do
|
||||
it "returns the expected example" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "an out-of-bounds positive index" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "an out-of-bounds negative index" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
context "with only sub-groups and no examples" do
|
||||
it "raises an index error" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
describe "#finished?" do
|
||||
context "with no children" do
|
||||
it "is true" do
|
||||
new_nested_group.finished?.should be_true
|
||||
end
|
||||
end
|
||||
|
||||
context "with all unfinished children" do
|
||||
it "is false" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with some finished children" do
|
||||
it "is false" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with all finished children" do
|
||||
it "is true" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with a sub-group" do
|
||||
context "with no children" do
|
||||
it "is true" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with all unfinished children" do
|
||||
it "is false" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with some finished children" do
|
||||
it "is false" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
|
||||
context "with all finished children" do
|
||||
it "is true" do
|
||||
# TODO
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
Loading…
Reference in a new issue