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authorIndrajith K L2022-12-03 17:00:20 +0530
committerIndrajith K L2022-12-03 17:00:20 +0530
commitf5c4671bfbad96bf346bd7e9a21fc4317b4959df (patch)
tree2764fc62da58f2ba8da7ed341643fc359873142f /v_windows/v/vlib/builtin/float_test.v
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Adds most of the toolsHEADmaster
Diffstat (limited to 'v_windows/v/vlib/builtin/float_test.v')
-rw-r--r--v_windows/v/vlib/builtin/float_test.v147
1 files changed, 147 insertions, 0 deletions
diff --git a/v_windows/v/vlib/builtin/float_test.v b/v_windows/v/vlib/builtin/float_test.v
new file mode 100644
index 0000000..cad2799
--- /dev/null
+++ b/v_windows/v/vlib/builtin/float_test.v
@@ -0,0 +1,147 @@
+fn test_float_decl() {
+ // z := 1f
+ // assert z > 0
+ x1 := 1e10
+ x2 := -2e16
+ x3 := 1e-15
+ x4 := -9e-4
+ assert typeof(x1).name == 'f64'
+ assert typeof(x2).name == 'f64'
+ assert typeof(x3).name == 'f64'
+ assert typeof(x4).name == 'f64'
+ x5 := 4e108
+ x6 := -7e99
+ x7 := 3e-205
+ x8 := -6e-147
+ assert typeof(x5).name == 'f64'
+ assert typeof(x6).name == 'f64'
+ assert typeof(x7).name == 'f64'
+ assert typeof(x8).name == 'f64'
+ x9 := 312874834.77
+ x10 := -22399994.06
+ x11 := 0.0000000019
+ x12 := -0.00000000008
+ assert typeof(x9).name == 'f64'
+ assert typeof(x10).name == 'f64'
+ assert typeof(x11).name == 'f64'
+ assert typeof(x12).name == 'f64'
+ x13 := 34234234809890890898903213154353453453253253243432413232228908902183918392183902432432438980380123021983901392183921389083913890389089031.0
+ x14 := -39999999999999999999222212128182813294989082302832183928343325325233253242312331324392839238239829389038097438248932789371837218372837293.8
+ x15 := 0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002
+ x16 := -0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004
+ assert typeof(x13).name == 'f64'
+ assert typeof(x14).name == 'f64'
+ assert typeof(x15).name == 'f64'
+ assert typeof(x16).name == 'f64'
+}
+
+fn test_f32_equal_operator() {
+ b := f32(1.0)
+ mut a := f32(1.0)
+ a += 0.0000019073486328125
+ assert a != b
+ a -= 0.0000019073486328125
+ assert a == b
+ assert -1 == 1 * -1
+ assert -1.0 == 1.0 * -1.0
+ a = 1
+ a += 0.0000019073486328125
+ a -= 0.0000019073486328125
+ assert a == f32(1.0)
+ a += 0.000001
+ assert !(a < f32(1))
+ assert !(a <= f32(1))
+ assert a > f32(1)
+ assert a >= 1
+ assert a != 1
+ f := 1.2
+ ab := int(f)
+ assert ab == 1
+ e := f32(-1.602176634e-19)
+ m := f32(9.1093837015e-31)
+ assert e < m
+ assert e <= m
+ assert e != m
+ assert !(e == m)
+ assert m >= e
+ assert m > e
+}
+
+fn test_f64_equal_operator() {
+ b := 1.0
+ mut a := 1.0
+ a += 0.0000019073486328125
+ assert a != b
+ a -= 0.0000019073486328125
+ assert a == b
+ e := -1.602176634e-19
+ m := 9.1093837015e-31
+ assert e < m
+ assert e <= m
+ assert e != m
+ assert !(e == m)
+ assert m >= e
+ assert m > e
+}
+
+fn test_f64_eq_epsilon() {
+ a := 1.662248544459347e308
+ b := 1.662248544459348e308
+ x := 1.662248544459352e308
+ assert a != b
+ assert a.eq_epsilon(b)
+ assert b.eq_epsilon(a)
+ assert (-a).eq_epsilon(-b)
+ assert (-b).eq_epsilon(-a)
+ assert !a.eq_epsilon(x)
+ assert !x.eq_epsilon(a)
+ assert !a.eq_epsilon(-b)
+ assert !(-a).eq_epsilon(b)
+ c := 1.5367748374385438503
+ d := -1.5367748374385447257
+ z := 1.5367748378943546
+ assert c != -d
+ assert c.eq_epsilon(-d)
+ assert d.eq_epsilon(-c)
+ assert !c.eq_epsilon(z)
+ assert !z.eq_epsilon(c)
+ e := 2.531434251587394233e-308
+ f := 2.531434251587395675e-308
+ y := 2.531434251587398934e-308
+ assert e != f
+ assert e.eq_epsilon(f)
+ assert (-f).eq_epsilon(-e)
+ assert !e.eq_epsilon(y)
+ assert !(-y).eq_epsilon(-e)
+}
+
+fn test_f32_eq_epsilon() {
+ a := f32(3.244331e38)
+ b := f32(3.244332e38)
+ x := f32(3.244338e38)
+ assert a != b
+ assert a.eq_epsilon(b)
+ assert b.eq_epsilon(a)
+ assert (-a).eq_epsilon(-b)
+ assert (-b).eq_epsilon(-a)
+ assert !a.eq_epsilon(x)
+ assert !(-x).eq_epsilon(-a)
+ assert !a.eq_epsilon(-b)
+ assert !(-a).eq_epsilon(b)
+ c := f32(0.9546742)
+ d := f32(-0.9546745)
+ z := f32(0.9546754)
+ assert c != -d
+ assert c.eq_epsilon(-d)
+ assert d.eq_epsilon(-c)
+ assert !c.eq_epsilon(z)
+ assert !z.eq_epsilon(c)
+ e := f32(-1.5004390e-38)
+ f := f32(-1.5004395e-38)
+ y := f32(-1.5004409e-38)
+ assert e != f
+ assert e.eq_epsilon(f)
+ assert (-f).eq_epsilon(-e)
+ assert !e.eq_epsilon(y)
+ assert !(-y).eq_epsilon(-e)
+}