rubykoans/about_array_assignment.rb at master · ozmar-11/rubykoans · GitHub

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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end
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requireFile.expand_path(File.dirname(__FILE__) + '/neo')

classAboutArrayAssignment < Neo::Koan
deftest_non_parallel_assignment
names=["John","Smith"]
assert_equal['John','Smith'],names
end

deftest_parallel_assignments
first_name,last_name=["John","Smith"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_extra_values
first_name,last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal'Smith',last_name
end

deftest_parallel_assignments_with_splat_operator
first_name, *last_name=["John","Smith","III"]
assert_equal'John',first_name
assert_equal['Smith','III'],last_name
end

deftest_parallel_assignments_with_too_few_variables
first_name,last_name=["Cher"]
assert_equal'Cher',first_name
assert_equalnil,last_name
end

deftest_parallel_assignments_with_subarrays
first_name,last_name=[["Willie","Rae"],"Johnson"]
assert_equal['Willie','Rae'],first_name
assert_equal'Johnson',last_name
end

deftest_parallel_assignment_with_one_variable
first_name,=["John","Smith"]
assert_equal'John',first_name
end

deftest_swapping_with_parallel_assignment
first_name="Roy"
last_name="Rob"
first_name,last_name=last_name,first_name
assert_equal'Rob',first_name
assert_equal'Roy',last_name
end
end