Use recommended package config

tests/nim.cfg

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+--path:"../src/"

tests/test.nim

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+import einheit
+
+testSuite UnitTests:
+  var
+    testObj: int
+    testArray: array[4, int]
+
+  proc doThings() =
+    # This proc won't be invoked as a test
+    self.testObj = 400
+    self.check(self.testObj == 400)
+
+  method setup() =
+    self.testObj = 90
+    for i in 0 ..< self.testArray.len():
+      self.testArray[i] = i
+
+  method tearDown() =
+    self.testObj = 0
+
+  method testForB() =
+    var b = 4
+    self.doThings()
+    self.check(b == 4)
+
+  method testArrayAssert() =
+    self.check(self.testArray == [0,1,2])
+
+  method testForC() =
+    var c = 0
+    # supposed to fail
+    self.check(c == 1)
+
+
+testSuite UnitTestsNew:
+  var
+    testObj: int
+
+  method setup() =
+    self.testObj = 90
+
+  method tearDown() =
+    self.testObj = 0
+
+  method testTestObj() =
+    self.check(self.testObj == 90)
+
+  method testStuff() =
+    self.check("Stuff" == "Stuff")
+
+  proc returnTrue(): bool=
+    result = false
+
+  method testMore() =
+    var more = 23
+    self.check(more == 1)
+
+  method testMoreMore() =
+    self.check(self.returnTrue())
+
+  method testValues() =
+    proc foo : int =
+      return 1
+
+    proc bar : int =
+      return 2
+    let (a, b) = (123, 321)
+    self.check(a == b and foo() == bar())
+
+# Inheritance!
+testSuite TestInherit of UnitTestsNew:
+  ## This will call every test defined in UnitTestsNew
+
+  proc raisesOs() =
+    # This proc won't be invoked as a test
+    raise newException(SystemError, "Oh no! OS malfunction!")
+
+  method testRaises() =
+
+    # Two ways of checking
+    self.checkRaises OSError:
+      self.raisesOs()
+
+    self.checkRaises(OSError, self.raisesOs())
+
+
+testSuite MoreInheritance of TestInherit:
+
+  method setup() =
+    # This must be called if overriding setup if you want
+    # base class setup functionality. You can also call
+    # self.setupTestInherit() to call the direct parent's
+    # implementation
+    self.setupUnitTestsNew()
+
+    # This will make one of the tests inherited from UnitTestsNew
+    # fail. This is expected.
+    self.testObj = 12345
+
+  method tearDown() =
+    # Calling the direct parent's tearDown method
+    self.tearDownTestInherit()
+    self.testObj = 0
+
+  method testTestObj() =
+    # This method is overwritten. To call the base method,
+    # simply use
+    #   self.testTestObj_UnitTestsNew()
+    # However, currently this method will be run
+    # IN ADDITION to the base class's method.
+    # This one will pass, the other will fail
+    self.check(self.testObj == 12345)
+
+  method testNewObj() =
+    self.check(self.testObj == 12345)
+
+  proc doStuff(arg: int, arg2: string): string =
+    result = $arg & arg2
+
+  method testRefObject() =
+    type
+      TestObj = ref object
+        t: int
+
+    var
+      d = TestObj(t: 3)
+      k = TestObj(t: 30)
+
+    proc `==`(d: TestObj, d2: TestObj): bool =
+      result = d.t == d2.t
+
+    self.check(d == k)
+
+  method testObject() =
+    type
+      TestObj = object
+        t: int
+
+    var
+      d = TestObj(t: 3)
+      k = TestObj(t: 30)
+
+    proc `==`(d: TestObj, d2: TestObj): bool =
+      result = d.t == d2.t
+
+    self.check(d != k)
+    self.check(d == k)
+
+  method testComplexObject() =
+    type
+      Obj1 = object
+        e: string
+      Obj2 = object
+        d: Obj1
+    var x = Obj2(d:Obj1(e: "Hey"))
+    var p = 4
+    proc isObj(obj: Obj2, q: int): bool =
+      result = false
+    self.check(x.isObj(p))
+
+  method testTuple() =
+    type
+      Person = tuple[name: string, age: int]
+
+    var
+      t: Person = (name: "Peter", age: 30)
+      r: Person = (name: "P", age: 3)
+
+    self.check(t != r)
+    self.check(t == r)
+
+  method testComplex() =
+    var
+      a = 5
+      s = "stuff"
+      y = 45
+
+    self.check(self.doStuff(a, s) == "5stuff" and self.doStuff(a, self.doStuff(a, self.doStuff(y, s))) == "something?")
+
+
+when isMainModule:
+  runTests()