feat: p0 and p1

tutorial/test_cases/CONFIG

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+order: "q1 q2 q3"

tutorial/test_cases/q1/CONFIG

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+max_points: "1"
+class: "PassAllTestsQuestion"

tutorial/test_cases/q1/addition1.solution

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+# This is the solution file for test_cases/q1/addition1.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "2"

tutorial/test_cases/q1/addition1.test

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+class: "EvalTest"
+success: "add(a,b) returns the sum of a and b"
+failure: "add(a,b) must return the sum of a and b"
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "addition.add(1,1)"

tutorial/test_cases/q1/addition2.solution

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+# This is the solution file for test_cases/q1/addition2.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "5"

tutorial/test_cases/q1/addition2.test

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+class: "EvalTest"
+success: "add(a,b) returns the sum of a and b"
+failure: "add(a,b) must return the sum of a and b"
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "addition.add(2,3)"

tutorial/test_cases/q1/addition3.solution

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+# This is the solution file for test_cases/q1/addition3.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "7.9"

tutorial/test_cases/q1/addition3.test

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+class: "EvalTest"
+success: "add(a,b) returns the sum of a and b"
+failure: "add(a,b) must return the sum of a and b"
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "addition.add(10,-2.1)"

tutorial/test_cases/q2/CONFIG

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+max_points: "1"
+class: "PassAllTestsQuestion"

tutorial/test_cases/q2/food_price1.solution

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+# This is the solution file for test_cases/q2/food_price1.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "12.25"

tutorial/test_cases/q2/food_price1.test

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+class: "EvalTest"
+success: "buyLotsOfFruit correctly computes the cost of the order"
+failure: "buyLotsOfFruit must compute the correct cost of the order"
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "buyLotsOfFruit.buyLotsOfFruit([ ('apples', 2.0), ('pears',3.0), ('limes',4.0) ])"

tutorial/test_cases/q2/food_price2.solution

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+# This is the solution file for test_cases/q2/food_price2.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "14.75"

tutorial/test_cases/q2/food_price2.test

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+class: "EvalTest"
+success: "buyLotsOfFruit correctly computes the cost of the order"
+failure: "buyLotsOfFruit must compute the correct cost of the order"
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "buyLotsOfFruit.buyLotsOfFruit([ ('apples', 4.0), ('pears',3.0), ('limes',2.0) ])"

tutorial/test_cases/q2/food_price3.solution

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+# This is the solution file for test_cases/q2/food_price3.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "6.4375"

tutorial/test_cases/q2/food_price3.test

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+class: "EvalTest"
+success: "buyLotsOfFruit correctly computes the cost of the order"
+failure: "buyLotsOfFruit must compute the correct cost of the order"
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "buyLotsOfFruit.buyLotsOfFruit([ ('apples', 1.25), ('pears',1.50), ('limes',1.75) ])"

tutorial/test_cases/q3/CONFIG

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+max_points: "1"
+class: "PassAllTestsQuestion"

tutorial/test_cases/q3/select_shop1.solution

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+# This is the solution file for test_cases/q3/select_shop1.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "<FruitShop: shop1>"

tutorial/test_cases/q3/select_shop1.test

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+class: "EvalTest"
+success: "shopSmart(order, shops) selects the cheapest shop"
+failure: "shopSmart(order, shops) must select the cheapest shop"
+
+# Python statements initializing variables for the test below.
+preamble: """
+import shop
+
+dir1 = {'apples': 2.0, 'oranges':1.0}
+shop1 =  shop.FruitShop('shop1',dir1)
+dir2 = {'apples': 1.0, 'oranges': 5.0}
+shop2 = shop.FruitShop('shop2',dir2)
+shops = [shop1, shop2]
+
+order = [('apples',1.0), ('oranges',3.0)]
+ans = shopSmart.shopSmart(order, shops)
+"""
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "ans"

tutorial/test_cases/q3/select_shop2.solution

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+# This is the solution file for test_cases/q3/select_shop2.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "<FruitShop: shop2>"

tutorial/test_cases/q3/select_shop2.test

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+class: "EvalTest"
+success: "shopSmart(order, shops) selects the cheapest shop"
+failure: "shopSmart(order, shops) must select the cheapest shop"
+
+# Python statements initializing variables for the test below.
+preamble: """
+import shop
+
+dir1 = {'apples': 2.0, 'oranges':1.0}
+shop1 =  shop.FruitShop('shop1',dir1)
+dir2 = {'apples': 1.0, 'oranges': 5.0}
+shop2 = shop.FruitShop('shop2',dir2)
+shops = [shop1, shop2]
+
+order = [('apples',3.0)]
+ans = shopSmart.shopSmart(order, shops)
+"""
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "ans"

tutorial/test_cases/q3/select_shop3.solution

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+# This is the solution file for test_cases/q3/select_shop3.test.
+# The result of evaluating the test must equal the below when cast to a string.
+result: "<FruitShop: shop3>"

tutorial/test_cases/q3/select_shop3.test

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+class: "EvalTest"
+success: "shopSmart(order, shops) selects the cheapest shop"
+failure: "shopSmart(order, shops) must select the cheapest shop"
+
+# Python statements initializing variables for the test below.
+preamble: """
+import shop
+
+dir1 = {'apples': 2.0, 'oranges':1.0}
+shop1 =  shop.FruitShop('shop1',dir1)
+dir2 = {'apples': 1.0, 'oranges': 5.0}
+shop2 = shop.FruitShop('shop2',dir2)
+dir3 = {'apples': 1.5, 'oranges': 2.0}
+shop3 = shop.FruitShop('shop3',dir3)
+shops = [shop1, shop2, shop3]
+
+order = [('apples',10.0), ('oranges',3.0)]
+ans = shopSmart.shopSmart(order, shops)
+"""
+
+# A python expression to be evaluated.  This expression must return the 
+# same result for the student and instructor's code.
+test: "ans"