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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libgo/go/container/vector/intvector_test.go | |
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Diffstat (limited to 'libgo/go/container/vector/intvector_test.go')
-rw-r--r-- | libgo/go/container/vector/intvector_test.go | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/libgo/go/container/vector/intvector_test.go b/libgo/go/container/vector/intvector_test.go new file mode 100644 index 000000000..1e38a1982 --- /dev/null +++ b/libgo/go/container/vector/intvector_test.go @@ -0,0 +1,344 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// CAUTION: If this file is not vector_test.go, it was generated +// automatically from vector_test.go - DO NOT EDIT in that case! + +package vector + +import "testing" + + +func TestIntZeroLen(t *testing.T) { + a := new(IntVector) + if a.Len() != 0 { + t.Errorf("%T: B1) expected 0, got %d", a, a.Len()) + } + if len(*a) != 0 { + t.Errorf("%T: B2) expected 0, got %d", a, len(*a)) + } + var b IntVector + if b.Len() != 0 { + t.Errorf("%T: B3) expected 0, got %d", b, b.Len()) + } + if len(b) != 0 { + t.Errorf("%T: B4) expected 0, got %d", b, len(b)) + } +} + + +func TestIntResize(t *testing.T) { + var a IntVector + checkSize(t, &a, 0, 0) + checkSize(t, a.Resize(0, 5), 0, 5) + checkSize(t, a.Resize(1, 0), 1, 5) + checkSize(t, a.Resize(10, 0), 10, 10) + checkSize(t, a.Resize(5, 0), 5, 10) + checkSize(t, a.Resize(3, 8), 3, 10) + checkSize(t, a.Resize(0, 100), 0, 100) + checkSize(t, a.Resize(11, 100), 11, 100) +} + + +func TestIntResize2(t *testing.T) { + var a IntVector + checkSize(t, &a, 0, 0) + a.Push(int2IntValue(1)) + a.Push(int2IntValue(2)) + a.Push(int2IntValue(3)) + a.Push(int2IntValue(4)) + checkSize(t, &a, 4, 4) + checkSize(t, a.Resize(10, 0), 10, 10) + for i := 4; i < a.Len(); i++ { + if a.At(i) != intzero { + t.Errorf("%T: expected a.At(%d) == %v; found %v!", a, i, intzero, a.At(i)) + } + } + for i := 4; i < len(a); i++ { + if a[i] != intzero { + t.Errorf("%T: expected a[%d] == %v; found %v", a, i, intzero, a[i]) + } + } +} + + +func checkIntZero(t *testing.T, a *IntVector, i int) { + for j := 0; j < i; j++ { + if a.At(j) == intzero { + t.Errorf("%T: 1 expected a.At(%d) == %d; found %v", a, j, j, a.At(j)) + } + if (*a)[j] == intzero { + t.Errorf("%T: 2 expected (*a)[%d] == %d; found %v", a, j, j, (*a)[j]) + } + } + for ; i < a.Len(); i++ { + if a.At(i) != intzero { + t.Errorf("%T: 3 expected a.At(%d) == %v; found %v", a, i, intzero, a.At(i)) + } + if (*a)[i] != intzero { + t.Errorf("%T: 4 expected (*a)[%d] == %v; found %v", a, i, intzero, (*a)[i]) + } + } +} + + +func TestIntTrailingElements(t *testing.T) { + var a IntVector + for i := 0; i < 10; i++ { + a.Push(int2IntValue(i + 1)) + } + checkIntZero(t, &a, 10) + checkSize(t, &a, 10, 16) + checkSize(t, a.Resize(5, 0), 5, 16) + checkSize(t, a.Resize(10, 0), 10, 16) + checkIntZero(t, &a, 5) +} + + +func TestIntAccess(t *testing.T) { + const n = 100 + var a IntVector + a.Resize(n, 0) + for i := 0; i < n; i++ { + a.Set(i, int2IntValue(val(i))) + } + for i := 0; i < n; i++ { + if elem2IntValue(a.At(i)) != int2IntValue(val(i)) { + t.Error(i) + } + } + var b IntVector + b.Resize(n, 0) + for i := 0; i < n; i++ { + b[i] = int2IntValue(val(i)) + } + for i := 0; i < n; i++ { + if elem2IntValue(b[i]) != int2IntValue(val(i)) { + t.Error(i) + } + } +} + + +func TestIntInsertDeleteClear(t *testing.T) { + const n = 100 + var a IntVector + + for i := 0; i < n; i++ { + if a.Len() != i { + t.Errorf("%T: A) wrong Len() %d (expected %d)", a, a.Len(), i) + } + if len(a) != i { + t.Errorf("%T: A) wrong len() %d (expected %d)", a, len(a), i) + } + a.Insert(0, int2IntValue(val(i))) + if elem2IntValue(a.Last()) != int2IntValue(val(0)) { + t.Errorf("%T: B", a) + } + } + for i := n - 1; i >= 0; i-- { + if elem2IntValue(a.Last()) != int2IntValue(val(0)) { + t.Errorf("%T: C", a) + } + if elem2IntValue(a.At(0)) != int2IntValue(val(i)) { + t.Errorf("%T: D", a) + } + if elem2IntValue(a[0]) != int2IntValue(val(i)) { + t.Errorf("%T: D2", a) + } + a.Delete(0) + if a.Len() != i { + t.Errorf("%T: E) wrong Len() %d (expected %d)", a, a.Len(), i) + } + if len(a) != i { + t.Errorf("%T: E) wrong len() %d (expected %d)", a, len(a), i) + } + } + + if a.Len() != 0 { + t.Errorf("%T: F) wrong Len() %d (expected 0)", a, a.Len()) + } + if len(a) != 0 { + t.Errorf("%T: F) wrong len() %d (expected 0)", a, len(a)) + } + for i := 0; i < n; i++ { + a.Push(int2IntValue(val(i))) + if a.Len() != i+1 { + t.Errorf("%T: G) wrong Len() %d (expected %d)", a, a.Len(), i+1) + } + if len(a) != i+1 { + t.Errorf("%T: G) wrong len() %d (expected %d)", a, len(a), i+1) + } + if elem2IntValue(a.Last()) != int2IntValue(val(i)) { + t.Errorf("%T: H", a) + } + } + a.Resize(0, 0) + if a.Len() != 0 { + t.Errorf("%T: I wrong Len() %d (expected 0)", a, a.Len()) + } + if len(a) != 0 { + t.Errorf("%T: I wrong len() %d (expected 0)", a, len(a)) + } + + const m = 5 + for j := 0; j < m; j++ { + a.Push(int2IntValue(j)) + for i := 0; i < n; i++ { + x := val(i) + a.Push(int2IntValue(x)) + if elem2IntValue(a.Pop()) != int2IntValue(x) { + t.Errorf("%T: J", a) + } + if a.Len() != j+1 { + t.Errorf("%T: K) wrong Len() %d (expected %d)", a, a.Len(), j+1) + } + if len(a) != j+1 { + t.Errorf("%T: K) wrong len() %d (expected %d)", a, len(a), j+1) + } + } + } + if a.Len() != m { + t.Errorf("%T: L) wrong Len() %d (expected %d)", a, a.Len(), m) + } + if len(a) != m { + t.Errorf("%T: L) wrong len() %d (expected %d)", a, len(a), m) + } +} + + +func verify_sliceInt(t *testing.T, x *IntVector, elt, i, j int) { + for k := i; k < j; k++ { + if elem2IntValue(x.At(k)) != int2IntValue(elt) { + t.Errorf("%T: M) wrong [%d] element %v (expected %v)", x, k, elem2IntValue(x.At(k)), int2IntValue(elt)) + } + } + + s := x.Slice(i, j) + for k, n := 0, j-i; k < n; k++ { + if elem2IntValue(s.At(k)) != int2IntValue(elt) { + t.Errorf("%T: N) wrong [%d] element %v (expected %v)", x, k, elem2IntValue(x.At(k)), int2IntValue(elt)) + } + } +} + + +func verify_patternInt(t *testing.T, x *IntVector, a, b, c int) { + n := a + b + c + if x.Len() != n { + t.Errorf("%T: O) wrong Len() %d (expected %d)", x, x.Len(), n) + } + if len(*x) != n { + t.Errorf("%T: O) wrong len() %d (expected %d)", x, len(*x), n) + } + verify_sliceInt(t, x, 0, 0, a) + verify_sliceInt(t, x, 1, a, a+b) + verify_sliceInt(t, x, 0, a+b, n) +} + + +func make_vectorInt(elt, len int) *IntVector { + x := new(IntVector).Resize(len, 0) + for i := 0; i < len; i++ { + x.Set(i, int2IntValue(elt)) + } + return x +} + + +func TestIntInsertVector(t *testing.T) { + // 1 + a := make_vectorInt(0, 0) + b := make_vectorInt(1, 10) + a.InsertVector(0, b) + verify_patternInt(t, a, 0, 10, 0) + // 2 + a = make_vectorInt(0, 10) + b = make_vectorInt(1, 0) + a.InsertVector(5, b) + verify_patternInt(t, a, 5, 0, 5) + // 3 + a = make_vectorInt(0, 10) + b = make_vectorInt(1, 3) + a.InsertVector(3, b) + verify_patternInt(t, a, 3, 3, 7) + // 4 + a = make_vectorInt(0, 10) + b = make_vectorInt(1, 1000) + a.InsertVector(8, b) + verify_patternInt(t, a, 8, 1000, 2) +} + + +func TestIntDo(t *testing.T) { + const n = 25 + const salt = 17 + a := new(IntVector).Resize(n, 0) + for i := 0; i < n; i++ { + a.Set(i, int2IntValue(salt*i)) + } + count := 0 + a.Do(func(e int) { + i := intf2IntValue(e) + if i != int2IntValue(count*salt) { + t.Error(tname(a), "value at", count, "should be", count*salt, "not", i) + } + count++ + }) + if count != n { + t.Error(tname(a), "should visit", n, "values; did visit", count) + } + + b := new(IntVector).Resize(n, 0) + for i := 0; i < n; i++ { + (*b)[i] = int2IntValue(salt * i) + } + count = 0 + b.Do(func(e int) { + i := intf2IntValue(e) + if i != int2IntValue(count*salt) { + t.Error(tname(b), "b) value at", count, "should be", count*salt, "not", i) + } + count++ + }) + if count != n { + t.Error(tname(b), "b) should visit", n, "values; did visit", count) + } + + var c IntVector + c.Resize(n, 0) + for i := 0; i < n; i++ { + c[i] = int2IntValue(salt * i) + } + count = 0 + c.Do(func(e int) { + i := intf2IntValue(e) + if i != int2IntValue(count*salt) { + t.Error(tname(c), "c) value at", count, "should be", count*salt, "not", i) + } + count++ + }) + if count != n { + t.Error(tname(c), "c) should visit", n, "values; did visit", count) + } + +} + + +func TestIntVectorCopy(t *testing.T) { + // verify Copy() returns a copy, not simply a slice of the original vector + const Len = 10 + var src IntVector + for i := 0; i < Len; i++ { + src.Push(int2IntValue(i * i)) + } + dest := src.Copy() + for i := 0; i < Len; i++ { + src[i] = int2IntValue(-1) + v := elem2IntValue(dest[i]) + if v != int2IntValue(i*i) { + t.Error(tname(src), "expected", i*i, "got", v) + } + } +} |