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authorGennadiy Civil <misterg@google.com>2019-08-02 17:06:47 (GMT)
committerGennadiy Civil <misterg@google.com>2019-08-02 17:06:47 (GMT)
commit47092933fde8d08773ac98c011b311d82f858e22 (patch)
tree1ae96530df41c0a5b0f73747b3f0546ae9b7b2b8 /googletest/docs/advanced.md
parent6a2adc0eedd8ca47f1808dcd315b17666fb2fbe4 (diff)
parent210239e8002401e0a9e30d6894e4434be6d013a7 (diff)
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Merge pull request #2361 from guillemglez:master
PiperOrigin-RevId: 261340959
Diffstat (limited to 'googletest/docs/advanced.md')
-rw-r--r--googletest/docs/advanced.md77
1 files changed, 41 insertions, 36 deletions
diff --git a/googletest/docs/advanced.md b/googletest/docs/advanced.md
index f48e4b4..e05d317 100644
--- a/googletest/docs/advanced.md
+++ b/googletest/docs/advanced.md
@@ -101,14 +101,15 @@ If you already have a function or functor that returns `bool` (or a type that
can be implicitly converted to `bool`), you can use it in a *predicate
assertion* to get the function arguments printed for free:
-| Fatal assertion | Nonfatal assertion | Verifies |
-| -------------------- | -------------------- | --------------------------- |
-| `ASSERT_PRED1(pred1, | `EXPECT_PRED1(pred1, | `pred1(val1)` is true |
-: val1);` : val1);` : :
-| `ASSERT_PRED2(pred2, | `EXPECT_PRED2(pred2, | `pred2(val1, val2)` is true |
-: val1, val2);` : val1, val2);` : :
-| `...` | `...` | ... |
+<!-- mdformat off(github rendering does not support multiline tables) -->
+| Fatal assertion | Nonfatal assertion | Verifies |
+| --------------------------------- | --------------------------------- | --------------------------- |
+| `ASSERT_PRED1(pred1, val1)` | `EXPECT_PRED1(pred1, val1)` | `pred1(val1)` is true |
+| `ASSERT_PRED2(pred2, val1, val2)` | `EXPECT_PRED2(pred2, val1, val2)` | `pred1(val1, val2)` is true |
+| `...` | `...` | `...` |
+
+<!-- mdformat on-->
In the above, `predn` is an `n`-ary predicate function or functor, where `val1`,
`val2`, ..., and `valn` are its arguments. The assertion succeeds if the
predicate returns `true` when applied to the given arguments, and fails
@@ -330,23 +331,26 @@ want to learn more, see
#### Floating-Point Macros
-| Fatal assertion | Nonfatal assertion | Verifies |
-| ----------------------- | ----------------------- | ----------------------- |
-| `ASSERT_FLOAT_EQ(val1, | `EXPECT_FLOAT_EQ(val1, | the two `float` values |
-: val2);` : val2);` : are almost equal :
-| `ASSERT_DOUBLE_EQ(val1, | `EXPECT_DOUBLE_EQ(val1, | the two `double` values |
-: val2);` : val2);` : are almost equal :
+<!-- mdformat off(github rendering does not support multiline tables) -->
+
+| Fatal assertion | Nonfatal assertion | Verifies |
+| ------------------------------- | ------------------------------- | ---------------------------------------- |
+| `ASSERT_FLOAT_EQ(val1, val2);` | `EXPECT_FLOAT_EQ(val1, val2);` | the two `float` values are almost equal |
+| `ASSERT_DOUBLE_EQ(val1, val2);` | `EXPECT_DOUBLE_EQ(val1, val2);` | the two `double` values are almost equal |
+
+<!-- mdformat on-->
By "almost equal" we mean the values are within 4 ULP's from each other.
The following assertions allow you to choose the acceptable error bound:
-| Fatal assertion | Nonfatal assertion | Verifies |
-| ------------------ | ------------------------ | ------------------------- |
-| `ASSERT_NEAR(val1, | `EXPECT_NEAR(val1, val2, | the difference between |
-: val2, abs_error);` : abs_error);` : `val1` and `val2` doesn't :
-: : : exceed the given absolute :
-: : : error :
+<!-- mdformat off(github rendering does not support multiline tables) -->
+
+| Fatal assertion | Nonfatal assertion | Verifies |
+| ------------------------------------- | ------------------------------------- | -------------------------------------------------------------------------------- |
+| `ASSERT_NEAR(val1, val2, abs_error);` | `EXPECT_NEAR(val1, val2, abs_error);` | the difference between `val1` and `val2` doesn't exceed the given absolute error |
+
+<!-- mdformat on-->
#### Floating-Point Predicate-Format Functions
@@ -369,10 +373,13 @@ Verifies that `val1` is less than, or almost equal to, `val2`. You can replace
arguments passed to mock objects. A gMock *matcher* is basically a predicate
that knows how to describe itself. It can be used in these assertion macros:
-| Fatal assertion | Nonfatal assertion | Verifies |
-| ------------------- | ------------------------------ | --------------------- |
-| `ASSERT_THAT(value, | `EXPECT_THAT(value, matcher);` | value matches matcher |
-: matcher);` : : :
+<!-- mdformat off(github rendering does not support multiline tables) -->
+
+| Fatal assertion | Nonfatal assertion | Verifies |
+| ------------------------------ | ------------------------------ | --------------------- |
+| `ASSERT_THAT(value, matcher);` | `EXPECT_THAT(value, matcher);` | value matches matcher |
+
+<!-- mdformat on-->
For example, `StartsWith(prefix)` is a matcher that matches a string starting
with `prefix`, and you can write:
@@ -1342,19 +1349,17 @@ for generating test parameters. They return what we call (surprise!) *parameter
generators*. Here is a summary of them, which are all in the `testing`
namespace:
-| Parameter Generator | Behavior |
-| ---------------------------- | ------------------------------------------- |
-| `Range(begin, end [, step])` | Yields values `{begin, begin+step, |
-: : begin+step+step, ...}`. The values do not :
-: : include `end`. `step` defaults to 1. :
-| `Values(v1, v2, ..., vN)` | Yields values `{v1, v2, ..., vN}`. |
-| `ValuesIn(container)` and | Yields values from a C-style array, an |
-: `ValuesIn(begin,end)` : STL-style container, or an iterator range :
-: : `[begin, end)`. :
-| `Bool()` | Yields sequence `{false, true}`. |
-| `Combine(g1, g2, ..., gN)` | Yields all combinations (Cartesian product) |
-: : as std\:\:tuples of the values generated by :
-: : the `N` generators. :
+<!-- mdformat off(github rendering does not support multiline tables) -->
+
+| Parameter Generator | Behavior |
+| ----------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------- |
+| `Range(begin, end [, step])` | Yields values `{begin, begin+step, begin+step+step, ...}`. The values do not include `end`. `step` defaults to 1. |
+| `Values(v1, v2, ..., vN)` | Yields values `{v1, v2, ..., vN}`. |
+| `ValuesIn(container)` and `ValuesIn(begin,end)` | Yields values from a C-style array, an STL-style container, or an iterator range `[begin, end)` |
+| `Bool()` | Yields sequence `{false, true}`. |
+| `Combine(g1, g2, ..., gN)` | Yields all combinations (Cartesian product) as std\:\:tuples of the values generated by the `N` generators. |
+
+<!-- mdformat on-->
For more details, see the comments at the definitions of these functions.